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1. Manufacturer Year Model Location Cover Comments See Figure A 10 Land Rover 1998 Discover amp Discovery II 3 No lower right corner dash next to console Range Rover 7 No lower left passenger dash next to console Lexus 1998 ES 300 2 Yes remove fuse box cover plug is above fuse panel GS 300 amp 400 1 No lower edge dash next to steering column LS 400 Yes above parking brake LX 470 SUV Yes lower edge dash next to console RX 300 1 Yes lower edge dash next to steering column SC 300 SC 400 2 Yes lower left side of dash Lotus 1998 Esprit 9 No Above Passenger Dash Mazda 1998 Millenia No Protege 626 No Mercedes Benz 1998 All Vehicles 2 Yes Mitsubishi 1998 3000GT Stealth 3 No Avenger Sebring 3 No Diamante 2 No Eclipse 3 No Expo Summit Wagon 2 No Galant 3 No Mirage 2 No Montero 2 No Montero Sp Nativa 3 No Nissan 1998 Infiniti All Vehicles 2 No Nissan All Vehicles No Porsche 1998 911 models Yes Boxster No Rolls Royce 1998 Silver Spur Park Ward 9 No under passenger dash Rover 1998 Discovery No Range Rover No under passenger dash A 57 Appendix A Manufacturer Year Model ee 10 Cover Comments Saab 1998 900 9000 1 Yes Subaru 1998 Legacy Impreza Forester 2 Yes Suzuki 1998 E
2. Manufacturer Year Model Location Cover Comments See Figure A 10 Ford Cars amp SUVs 1998 Contour 2 No Crown Victoria 3 No Escort amp Escort ZX2 2 No Expedition SUV 3 Yes lower edge dash above accelerator pedal has removable plastic cover Explorer SUV 2 Yes lower edge dash left of steering column Mustang 3 No rear of lower dash next to transmission tunnel faces left Taurus 2 No lower edge dash left of steering column Windstar 1 No bottom edge dash right of steering column Ford Trucks 1998 All Econoline Vans amp Club 3 Yes lower edge dash below Wagon steering column All F Series Trucks 3 No Ranger 1 No lower edge dash left of hood release Geo 1998 Metro Prizm 1 No Tracker SUV 3 No GMC Trucks 1998 Denali Denali XL Envoy 1 No Rally Vandura Savana Van Safari Van 2 No lower edge dash below parking brake release Sierra Suburban Yukon 2 No lower edge dash above parking brake Jimmy Sonoma 2 No lower edge dash right of parking brake NOTE Many GMC trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded Honda 1998 Accord 6 No behind ashtray left of lighter Civic 2 No OBD II connector faces down CR V SUV No right of console Del Sol No under passenger side dash Odyssey Van 7 No under passenger dash next to console Prelude 7 No under passenger dash
3. Manufacturer Year Model Location Cover Comments See Figure A 10 Chevrolet Cars 1996 Baretta Corsica 2 No Camaro Caprice Impala 3 No SS Cavalier Corvette 1 No Lumina Sedan amp Monte 3 No lower edge dash right of Carlo steering column Chevrolet Trucks 1996 Astro van 1 No amp SUVs Blazer amp S 10 Trucks amp C 2 No Blazer amp S Series lower K Trucks edge dash right of parking brake Express Van Suburban 2 No lower edge dash right of Tahoe parking brake Silverado 2 No lower edge dash above parking brake Tracker SUV also as a 3 No lower edge dash right of Geo parking brake pedal NOTE Many Chevrolet trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded Chrysler 1996 Cirrus Concorde LHS 3 No New Yorker Town amp Country Van 2 No below lower steering column cover near park brake release cable handle Dodge 1996 Avenger 3 No lower right dash next to console Caravan amp Grand Caravan 2 No lower edge of dash above parking brake pedal Colt Vista Wagon 2 5 No left of connector location area Dakota Truck amp Durango 2 No lower edge dash left of SUV hood release Intrepid 2 No lower edge dash between parking brake amp pedal Ram Van amp Wagon 1 No lower edge dash above brake pedal Spirit No Stealth No lower right edge of dash nest to console
4. Manufacturer Year Model Focauon Cover Comments See Figure A 10 Dodge 1999 Avenger 3 No lower right dash next to console Caravan amp Grand Caravan 2 No lower edge of dash above parking brake pedal Dakota Truck amp Durango 2 No lower edge dash left of SUV hood release Intrepid 2 No lower edge dash between parking brake amp pedal Neon Stratus Viper 2 No under left side dash pver hood rise by kick panel Ram Van amp Wagon 1 No lower edge dash above brake pedal Stealth 3 No lower right edge of dash nest to console Ferrari 1999 All models 3 No up high under dash may be close to steering column Ford Cars amp 1999 Contour 2 No SUVs Crown Victoria Windstar 3 No Escort amp Escort ZX2 2 No Expedition SUV 3 Yes lower edge dash above accelerator pedal has removable plastic cover Explorer SUV 2 Yes lower edge dash left of steering column Focus 2 Yes below dash L of hood release behind unmarked pull down door Mustang 3 No rear of lower dash next to transmission tunnel faces left Taurus 2 No lower edge dash left of steering column Windstar 1 No bottom edge dash right of steering wheel Ford Trucks 1999 All Econoline Vans amp Club 3 Yes lower edge dash below Wagon steering column All F Series Trucks 3 No Ranger No lower edge dash left of hood release Geo 1999 Prizm No Tracker SUV 3 No A 47 Appe
5. Manufacturer Year Model Location Cover Comments See Figure A 10 Honda 2001 Accord 2 No above hood release connector faces down Civic 3 No lower right edge dash behind console trim CR V SUV No right of console Insight Hybrid No right side edge of console near floor Odyssey Van 3 No far right edge of dash next to console faces down S 2000 Roadster 7 No under passenger dash next to console Hummer 2001 All models 2 No Some vehicles may have a connector cover Hyundai 2001 Accent 2 No rear of lower edge dash right of hood release Elantra No Sonata No rear lower edge dash next to console Tiburon 1 No lower edge dash right of steering column Santa Fe SUV Yes located in fuse box panel XG 300 No Infiniti 2001 l 30 2 No connector located near fuse box cover connector faces down G 20 No connector faces down Q 45 No OBD II connector faces down QX 4 SUV 2 No located by fuse box cover connector faces down NOTE Vehicles with an have two types of connectors 1 Nissan dedicated connector which works only with a Nissan scan tool or Nissan dedicated laptop PC 2 Standard 16 pin OBD II connector which may be used with any generic scan tool Isuzu 2001 Rodeo Rodeo Sport 2 No under dash at left connector faces down Trooper 2 Yes behind unmarked panel over hood release VehiCross SUV 2 No behind unmarked panel over hood release A 33 Ap
6. Manufacturer Year Model Location Cover Comments See Figure A 10 Buick 2002 All Century No right of accelerator pedal LeSabre 2 No lower edge dash right of parking brake release Park Avenue 2 No lower edge dash between steering column amp park brake Regal 3 No lower edge dash right of steering column next to console Rendezvous SUV 1 No left of steering column Cadillac 2002 Catera No Deville amp Concours No lower edge dash above park brake pedal Eldorado 1 No Escalade SUV amp EXT 2 No bottom left corner of dash above park brake Seville 2 No lower edge dash right of steering column amp hood release Chevrolet Cars 2002 Camaro Malibu 3 No Cavalier Corvette Metro 1 No Chevrolet Cars 2002 Impala Lumina Sedan amp 3 No lower edge dash right of Monte Carlo steering column Prizm 1 No lower edge dash right of parking brake pedal Venture van 1 No lower edge dash left of steering column Chevrolet Trucks 2002 Astro van 1 No amp SUVs Avalanche 2 No bottom left corner of dash above parking brake Blazer amp S 10 Trucks amp C 2 No Blazer amp S series lower K Trucks edge dash right of parking brake Chevy Van amp Express 2 No lower edge dash right of Express van Suburban parking brake Tahoe Silverado 2 No lower edge dash above parking brake Tracker SUV also as a 3 No lower edge dash right of Geo parking brake pedal Trailblazer 3 No lower edge dash re
7. Manufacturer Year Model Location Cover Comments See Figure A 10 Saturn 2002 All S Series All L Series 2 No All L Series 2 No bottom edge of dash right of hood release Subaru 2002 Forester Impreza WRZ 2 Yes lower left dash pull down door Legacy Brighton Outback 2 No left side of steering column Suzuki 2002 Vitara Grand Vitara XL 7 3 No lower edge dash right of steering column near center console Toyota 2002 Avalon RAV 4 SUV 1 No Camry 2 Yes lower left side of dash Celica 2 Yes Corolla 2 No lower left side of dash Echo 2 Yes Highlander SUV 2 Yes lower edge dash in cavity next to park brake Matrix 2 No bottom edge of dash above foot rest Toyota 2002 MR 2 Spyder 1 No left of steering column Prius Hybrid 3 No RAV 4 SUV 1 No Sequoia SUV 3 No lower edge dash mounted on a bracket above accelerator pedal Solara Camry 1 No lower edge dash below steering column Tacoma Truck Tundra 3 No lower edge dash next to Truck console connector faces down 4 Runner SUV 3 No Volkswagen 2002 Cabrio Golf Jetta New 2 No under dash at left side Beetle Eurovan No Passat No under dash at left side New Beetle 2 No under dash at left side Volvo 2002 C 70 8 Yes in center console compartment under cover marked OBD S 40 No S 60 Yes bottom left corner of dash behind swing down door S 80 2 No A 28 Appendix A 2001
8. Manufacturer Year Model Location Cover Comments See Figure A 10 Ferrari 2001 All models 3 No up high under dash may be close to steering column Ford Cars amp SUVs 2001 Crown Victoria Windstar No Escape SUV No lower edge dash right of hood release Escort amp Escort ZX2 No Excursion SUV No Expedition SUV Yes lower edge dash above accelerator pedal has removable plastic cover Explorer SUV 2 Yes lower edge dash left of steering column Focus 2 Yes below dash L of hood release behind unmarked pull down door Mustang 3 No rear of lower dash next to transmission tunnel faces left Taurus 2 No lower edge dash left of steering column Ford Trucks 2001 All Econoline Vans amp Club 3 Yes lower edge dash below Wagon steering column Explorer SportTrac 2 Yes lower edge dash left of steering column cap snaps out All F Series Trucks 3 No Ranger 1 No lower edge dash left of hood release Geo 2001 Prizm 1 No Tracker SUV 3 No GMC Trucks 2001 Denali Denali XL Envoy 1 No Rally Vandura Savana Van Safari Van 2 No lower edge dash below parking brake release Sierra Suburban Yukon 2 No lower edge dash above parking brake Sonoma 2 No lower edge dash right of parking brake NOTE Many GMC trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded A 32 Appendix A
9. Manufacturer Year Model Location Cover Comments See Figure A 10 Audi 1998 A4 1 8T amp Quattro A4 2 8 2 No lower dash left of steering amp Quattro A4 Avant amp 2 8 column wagon A6 amp Quattro A8 3 7 amp 4 2 Cabriolet NOTE From 1998 to 2002 all Audi DLC s are located at 2 uncovered including S4 Quattro and TT Coupe and Roadster Bentley 1998 All models 9 Yes bottom passenger side dash or in glove box BMW 1998 3 Series 5 Series 8 2 Yes lower dash next to kick Series panel pull 1st cover off then 2nd down 7 Series 6 Yes below radio and A C controls pull 1st cover off then 2nd down Z All models 7 Yes passenger side next to console Buick 1998 All Century 1 No at right of accelerator pedal LeSabre 2 No lower edge dash right of parking brake release Park Avenue 2 No lower edge dash between steering column amp park brake Regal 3 No lower edge dash right of steering column next to console Rivera Skylark 1 No Cadillac 1998 Catera 2 No Deville amp Concours 1 No Eldorado 1 No Seville 2 No lower edge dash right of steering column amp hood release Chevrolet Cars 1998 Camaro Malibu 3 No Cavalier Corvette 1 No Lumina Sedan amp Monte 3 No lower edge dash right of Carlo steering column Venture Van 1 No lower edge dash left of steering column A 53 Appendix A
10. Manufacturer Year Model Location Cover Comments See Figure A 10 Mercedes Benz 2002 C Class 3 Yes bottom of dash to right of red brake release lever CL Class 2 Yes lower left corner of dash near park brake pedal hinged cover door opens to right CLK Class 3 Yes bottom of dash next to right kick panel E Class 2 Yes bottom of dash adjacent to floorboard G 500 Gelandewagen 2 Yes lower left corner of dash adjacent to floorboard M Class 2 Yes rear edge of lower dash right of park brake pedal S Class 2 Yes lower left corner of dash near park brake pedal SL Class 3 Yes lower right corner of dash next to foot vent in right kick panel SLK Class 2 Yes lower left corner of dash behind red hood release lever near floorboard NOTE All late model Mercedes Benz covers are hinged Mercury 2002 Cougar 2 No far left of dash rear of lower edge Grand Marquis 3 No Mountaineer SUV 1 No lower edge dash next to steering column on left Sable No Villager Van No MINI by BMW 2002 Mini Cooper amp Cooper S 1 Yes lower dash over clutch amp brake pedals pull cover down Mitsubishi 2002 Diamante 1 No Eclipse amp Spyder 3 No lower right edge dash next to kick panel Galant 3 No bottom right corner of dash next to kick panel Mirage Coupe No Montero SUV No lower edge dash at far right connector faces down Montero Sport 2 No Morgan 2002 Plus 8 9 No below amp behind lower left edge of passenger side dash
11. Manufacturer Year Model Location Cover Comments See Figure A 10 Acura 2001 2 5 TL 3 2 TL 9 No next to seat heater switch below radio 3 2 CL 3 2 TL No above shifter 3 5 RL Yes front of shifter behind ashtray Integra 2 2 CL 2 3 CL 3 0 8 No passenger side of CL console MDX SUV 3 No under dash at right connector face down NSX 7 No under passenger dash Aston Martin 2001 DB7 amp Vanquish 3 Yes left side of center console Audi 2001 A4 1 8T amp Quattro A4 2 8 2 No lower dash left of amp Quattro A4 Avant amp 2 8 steering wagon A6 amp Quattro A8 column 3 7 amp 4 2 Cabriolet NOTE From 1998 to 2002 all Audi DLC s are located at 2 uncovered including S4 Quattro and TT Coupe and Roadster Bentley 2001 All models 2 No Engine codes A B C D amp E DLC in lower fascia compartment remove plastic cover panel Engine code F DLC is just above parking brake pedal BMW 2001 3 Series 5 Series X 5 2 Yes lower dash next to kick SUV panel pull cover down 7 Series 6 Yes below radio amp A C controls pull 1st cover off then 2nd cover Z8 series 2 Yes lower dash next to kick panel pull cover down A 29 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Buick 2001 All Century 1 No at right of accelerator pedal LeSabre
12. A 69 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Land Rover 1996 Discover amp Discovery II 3 No lower right corner dash next to console Range Rover 7 No lower left passenger dash next to console Lexus 1996 ES 300 2 Yes remove fuse box cover plug is above fuse panel GS 300 amp 400 1 No lower edge dash next to steering column LS 400 Yes above parking brake LX 450 SUV Yes lower right edge dash next to fuse box panel RX 300 1 Yes lower edge dash next to steering column SC 300 SC 400 2 Yes lower left side of dash Mazda 1996 MVP 1 No MX 5 Miata MX 3 MX 6 3 No 626 Millenia Protege 2 No Mercedes Benz 1996 All Vehicles 2 Yes Mitsubishi 1996 3000GT Stealth 3 No Avenger Sebring 3 No Diamante 2 No Eclipse 3 No Expo Summit Wagon 2 No Galant 3 No Mirage 2 No Montero 2 No Montero Sp Nativa 3 No Truck 2WD 2 No Nissan 1996 Infiniti All 2 No Nissan All No Porsche 1996 All Vehicles 6 Yes Rolls Royce 1996 Silver Spur Silver Dawn 9 Yes under passenger dash Park Ward Limousine A 70 Appendix A Manufacturer Year Model a 10 Cover Comments Rover 1996 Discovery 3 No Range Rover 9 No under passenger dash Saab 1996
13. Manufacturer Year Model pocauen Cover Comments See Figure A 10 Infiniti 1999 1 30 2 No OBD II connector faces down below fuse box Q 45 2 No OBD II connector faces down QX 4 SUV 2 No located by fuse box cover connector faces down NOTE Vehicles with an have two types of connectors 1 Nissan dedicated connector which works only with a Nissan scan tool or Nissan dedicated laptop PC 2 Standard 16 pin OBD II connector which may be used with any generic scan tool Jaguar 1999 XJ 8 XJR Super V8 XJ 3 No Sport Van den Plas All XK Sports Cars 2 No Jeep 1999 Cherokee 2 No rear of lower left edge dash Grand Cherokee Wrangler 2 No rear of lower left edge dash Kia 1999 All Vehicles 3 No lower dash above accelerator pedal Sportage SUV 3 No Lamborghini 1999 All Models 3 No Land Rover 1999 Discover amp Discovery II 3 No lower right corner dash next to console Range Rover 7 No lower left passenger dash next to console Lexus 1999 ES 300 2 Yes remove fuse box cover plug is above fuse panel GS 300 amp 400 1 No lower edge dash next to steering column LS 400 Yes above parking brake LX 470 SUV Yes lower edge dash next to console RX 300 1 Yes lower edge dash next to steering column SC 300 SC 400 2 Yes lower left side of dash Lotus 1999 Esprit 9 No Above Passenger Dash A 49 Appendix A Manufactu
14. A 67 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Eagle 1996 Summit Sedan 2 No Summit Wagon 2 5 No left of location area Vision 1 No lower center dash left of steering column Ferrari 1996 All models 3 No up high under dash may be close to steering column Ford Cars amp SUVs 1996 Aerostar Van 3 Yes Aspire Probe 3 No Contour 2 No Crown Victoria 3 No Escort amp Escort ZX2 2 No Explorer SUV 2 Yes lower edge dash left of steering column Mustang 3 No rear of lower dash next to transmission tunnel faces left Taurus 2 No lower edge dash left of steering column Thunderbird 7 Yes Windstar 1 No bottom edge dash right of steering column Ford Trucks 1996 Bronco Yes All Econoline Vans amp Club Yes lower edge dash below Wagon steering column All F Series Trucks 3 No Ranger 1 No lower edge dash left of hood release Geo 1996 Metro Prizm 1 No Tracker SUV 3 No GMC Trucks 1996 Denali Denali XL Envoy 1 No Rally Vandura Savana Van GMC G Series Van No Safari Van No lower edge dash below parking brake release Sierra Suburban Yukon 2 No lower edge dash above parking brake Jimmy Sonoma 2 No lower edge dash right of parking brake NOTE Many GMC trucks come with a pull off cover This cover is not attached It may be missing on some vehicles i
15. Y The Vehicle Year and County selection determine the test type performed Visual Visual and OBD Other 14 Press Enter to accept the Vehicle Make retrieved from the VID If the Vehicle Make is incorrect select the drop down and choose the Vehicle Make from the display list Press Enter to Continue Y If the vehicle is not on the list select Other from the end of the list 15 Press Enter to accept the Vehicle Model retrieved from the VID If the Vehicle Model is incorrect select the drop down and choose the Vehicle Model from the display list Press Enter to Continue Y The analyzer contains a lookup table for various vehicle makes and models This list may not apply to newer vehicles To access the list type the first few letters of the make or model or press Enter Use the arrow keys to move through the list that displays Either select the model from the list or type in the model name 2 7 Vehicle Emissions Inspection Vehicle Model and Body Type EF SEDAN INTEGRA SEDAN NSX SEDAN SLX SPORT UTILITY VEHICLE TL 2 5 SEDAN TL 3 2 SEDAN VIGOR SEDAN F10 Esc Select the vehicle model and body type rom the list and hit F10 Figure 2 11 Vehicle Model and Body Type List 16 Enter the Vehicle Body Style and press Enter Options are 1 Sedan 2 Station Wagon 3 Pickup 4 Sport Utility Vehicle 5 Minivan 6 Full Size Van
16. A 26 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Nissan 2002 All passenger car models 2 No some DLC locations may be to rear under dash On Altimas DLC is angled down at far left Frontier Truck X Terra 2 No SUV Pathfinder SUV 2 No lower edge dash right of hood release Quest Van 2 No lower edge dash left of steering column Oldsmobile 2002 Alero 2 No lower left edge dash between steering column amp hood release Aurora 1 No Bravada 3 No lower edge dash between steering column amp console Panoz 2002 Esperante 3 Pontiac 2002 Aztek 1 No lower edge dash right of park brake release Bonneville 2 No lower left corner of dash above park brake pedal Firebird 3 No behind plastic panel at lower right corner of dash Grand AM 1 No lower edge of dash above parking brake pedal Montana Van 1 No lower edge of dash left of steering column Sunfire 1 No on bracket at lower edge of dash above foot rest Vibe 2 No lower left side of dash above foot rest Porsche 2002 All 911 models Carrera 2 No Carrera 4 Carrera 4S Turbo GT2 Boxster Boxster S 2 No Roll Royce 2002 Silver Seraph Silver Spur 1 No Saab 2002 9 3 1 Yes lower edge dash right of steering column plastic cover 9 5 3 Yes A 27 Appendix A
17. SYSTEM OK Figure 5 3 OBDII Test Screen 3 After communication is established the OBDII Test Screen displays with the data collected Select Close or press Esc to return to the Diagnostic Functions Menu Diagnostic Functions Barcode Reader Test Use this feature to verify that the barcode reader is functioning properly Barcode Reader Test cn vin gt OBIS On Board Information System PENNSYLVANIA Esc by Snap on Technologies Inc Ez can Barcode SYSTEM OK Figure 5 4 Barcode Reader Test 1 Select Barcode Reader Test from the Diagnostics Function Menu The Barcode Reader Test screen displays 2 Scan a barcode See Using the Bar Code Scanner page 1 16 If successful the barcode value displays in the Data Window verifying that the barcode reader is functioning properly Select Close or press Esc to return to the Diagnostic Functions Menu 5 4 Diagnostic Functions Gas Cap Integrity Test Use this feature to determine if a gas cap is functioning properly J Place cap being tested on correct adapter before selecting the Gas Cap Integrity Test 1 Select Gas Cap Integrity Test from the Diagnostics Function Menu Gas Cap Test Initializing Gas Cap Tester Please Wait Figure 5 5 Initializing Gas Cap Tester The Initializing Gas Cap Tester screen displays 2 The test is performed and results provided
18. OBD II Monitors Misfire Monitor MISFIRE Monitors engine misfire and designates by DTC the specific cylinder in which a misfire occurs Misfire is a lack of combustion due to an absence of spark poor fuel metering poor compression or any other cause Typically inputs from the Engine Coolant ECT Mass Air Flow MAF and Crankshaft Position CKP sensors are required to enable the monitor Comprehensive Component Monitor COMPONENTS Determines when a malfunction occurs in any PCM input or output circuit that is not exclusively monitored by another monitor system A malfunction can be a short an open or an out of range value The monitor is enabled shortly after the engine is started However some individual components may not be available for monitoring Secondary Air System Monitor AIR Monitors the function of the secondary air system and test the ability of the air system to inject air into the exhaust This monitor relies on the O sensor feedback to determine the presence of air flow Inputs from the ECT Intake Air Temperature IAT and CKP sensor and the O sensor monitor are required to enable the AIR monitor Oxygen Sensor Monitors 0 SENSOR amp 0 HEATER Monitors the O sensor switching frequency for degradation and the heater circuit for proper operation when equipped Exhaust Gas Recirculation System Monitor EGR SYS Tests the integrity and flow characteristics of the EGR system This monitor is enabl
19. Parts cost Labor cost 2 24 Vehicle Emissions Inspection REPAIR DATA ENTRY Spark Plug Wires Air Injection Reaction System Other Ignition m EGR System E Timing Spark Advance imi Fuel Evaporative System 5 Air Fuel Mixture Adjustment Catalytic Converter s Idle Speed Adjustment mii Oxygen 02 Sensor s m Choke System MAP Sensor Other Carburetor Repairs ia Mass Air Flow Sensor E Vacuum Leaks Coolant Temperature Sensor Fuel Injection System ag Throttle Position Sensor ra Other Induction System El Other Sensors Switches E Air Filter js Computer PROM El Oil Change E Internal Engine Repair fl Thermostatic Air Cleaner Other Repairs Unknown PCV System El Gont nue F10 Service Performed Enter S Recommended but not performed Enter R Diagnosed and Recommended but not performed Enter D Leave blank if not applicable Figure 2 41 Repair Data Entry Categories 8 Select from the repair categories provided in the vehicle repair categories list Press enter to select a category Select S if the vehicle was serviced for this repair Select R if the technician only recommended the repair Select END to exit the vehicle repair categories list 9 The following question displays DOES CUSTOMER HAVE ADDITIONAL REPAIR DATA FORMS Y If the answer is Yes repeat steps 5 8 2 25 Vehicle Emissions Inspection Test Fee Entry En
20. If approved enter sticker number and expiration date The data is saved to the analyzer record and a report is printed Voided or Damaged Sticker J Vehicle information is not required for the following two 2 items Select Record a Voided or Damaged Sticker from the Sticker Maintenance Menu Enter the number of the sticker in question Missing or Stolen Sticker 1 Select Record a Missing or Stolen Sticker from the Sticker Maintenance Menu Enter the number of the sticker in question Sticker Maintenance Issue Diagnostic Exemption 1 Select Issue Diagnostic Exemption 2 Enter the VIN Title Number and License Plate using the keyboard Request a previously authorized Diagnostic Exemption Note Diagnostic Exemptions require specific authorization Mes No Figure 4 11 Diagnostic Exemption 3 Select Yes and the analyzer contacts the VID to verify that the exemption is allowed See Figure 4 11 4 Ifthe data entered cannot be found on the VID you can try again or contact the state 4 9 Sticker Maintenance 5 Diagnostic Functions Snap Link Use the Diagnostic Functions Menu to perform vehicle diagnostic tests and gather information about system testing devices Options include e Snap Link page 5 1 e OBDII Test page 5 2 e Barcode Reader Test page 5 4 e Gas Cap Integrity Test page 5 5 Diagnostic Functions OBIS On Board Information S
21. Y The word emissions is used in this manual to refer to an OBD II Test The State refers to OBD II testing as emissions testing 2 Diagnostic Functions e Use to access various diagnostics tests including Snap Link feature for a screen that allows you to connect a Snap on scanner to the PC OBD II Test to diagnose vehicle emissions problems Barcode Reader Test verifies that the Gas Cap Integrity Test Y The scanner must be a Snap on scanner Y Follow the instructions in the Snap Link manual for operation of the software 1 23 Introduction and Equipment Overview 3 Station Menu Print Sticker Used Report Use to display and print a report of stickers used at the station Network Communication Diagnostics Modem Diagnostics Dial Tone Check Network Diagnostics Data File Refresh File transfer and screen prompts during data file refresh Previous Vehicle Inspection History After gathering some vehicle information VIID access will be attempted and if successful the equipment will request the production of a report Print Communications Log Print to the VIR printer a text listing of all communications session logs recorded by the equipment for a minimum of the past 100 communication sessions Test Record Search and Retrieve Display of inspection records the search and retrieval of previous test records Request Lockout Status Upon selection VIID
22. remove trim panel A 55 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Hummer 1998 All models 2 No Some vehicles may have a connector cover Hyundai 1998 Accent No in coin box Elantra No Sonata No rear lower edge dash next to console Tiburon 1 No lower edge dash right of steering column Infiniti 1998 1 30 2 No OBD II connector faces down below fuse box Q 45 2 No OBD II connector faces down QX 4 SUV 2 No located by fuse box cover connector faces down NOTE Vehicles with an have two types of connectors 1 Nissan dedicated connector which works only with a Nissan scan tool or Nissan dedicated laptop PC 2 Standard 16 pin OBD II connector which may be used with any generic scan tool Isuzu 1998 Amigo Rodeo 2 No under dash at left connector faces down Hombre Truck 2 No lower edge dash right of parking brake Oasis Van 7 No under passenger dash next to console Trooper 2 Yes lower edge dash right of parking brake Jaguar 1998 XJ 8 XJR Super V8 XJ 3 No Sport Van den Plas All XK Sports Cars 2 No Jeep 1998 Cherokee 2 No rear of lower left edge dash Grand Cherokee Wrangler 2 No rear of lower left edge dash Kia 1998 All Vehicles 3 No lower dash above accelerator pedal Sportage SUV 3 No Lamborghini 1998 All Models 3 No A 56 Appendix A
23. Gas Cap Test Test Complete Passed Continue F10 Press F10 to Continue Figure 5 6 Test Complete 3 The Gas Cap Test Complete Screen displays with the Passed or Failed results of the test Select Continue F10 to return to the Diagnostic Functions Menu 5 5 Diagnostic Functions Station Menu The Station Menu allows the station owner to perform a number of special actions Each menu item is described in this section To access the Station Menu select Station Menu from the Main Menu Station Menu SHORTCUTS 9 Vehicle Disonsis ti Figure 6 1 Station Menu Y Access to the Station Menu is protected by a unique password The default password for a new analyzer is Station Sum OBIS On Board Information System PENNSYLVANIA EX Copyright 2003 Snap on Technologies Inc ie SYSTEM OK NENE mole lela Access Code eo F10 Esc Enter Manager s Access Code Figure 6 2 Manager Logon If h th f t th IMPORTANT you change the password and forget the new code it cannot be reset A paid service call to reload the code is required 6 1 Station Menu Print Sticker Used Report Use Print Sticker Used Report to print a report of all stickers issued at the station for the past 31 days or less SEARCH CRITERIA Enter date range for Issued Sticker Report maximum 31 days 08 17 2003 to 09 17 2003 Begin
24. Manufacturer Year Model Location Cover Comments See Figure A 10 Chevrolet Trucks 1998 Astro van No amp SUVs Blazer amp S 10 Trucks amp C 2 No Blazer amp S Series lower K Trucks edge dash right of parking brake Chevy Van amp Express 2 No lower edge dash right of Express Van Suburban parking brake Tahoe Silverado 2 No lower edge dash above parking brake Tracker SUV also as a 3 No lower edge dash right of Geo parking brake pedal NOTE Many Chevrolet trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded Chrysler 1998 Cirrus Concorde LHS No Town amp Country Van No below lower steering column cover near park brake release cable handle NOTE On 1998 and later Chrysler vehicles the DLC is located at 3 lower dash between parking brake and brake pedal Dodge 1998 Avenger 3 No lower right dash next to console Caravan amp Grand Caravan 2 No lower edge of dash above parking brake pedal Dakota Truck amp Durango 2 No lower edge dash left of SUV hood release Intrepid 2 No lower edge dash between parking brake amp pedal Neon Stratus Viper 2 No under left side dash pver hood rise by kick panel Ram Van amp Wagon 1 No lower edge dash above brake pedal Stealth 3 No lower right edge of dash nest to console Ferrari 1998 All models 3 No up high under dash may be close to steering column A 54 Appendix A
25. Station License Revoked No Last Fuel Cap Cal 02 27 2003 12 56 38 Station License Expired No Fail To Pay For Stickers No of Records On System 001 Date LastServiced 02 26 2003 Last VID Comm 02 28 2003 Fail To Pay For Comm Services No Fail To Pay For Cert Stickers No Insp Since Last Comm 000 Current Date and Time 02 28 2003 02 05 42 Soft Version Number 0301 Insp w o VID Contact No Close Esc IN Figure 3 2 Status Screen The Status Screen provides general analyzer system information including e Station Information e Testing Activity Information e Lockout Status J To perform emissions testing all status readings must be clear To access the Status Screen 1 Select Vehicle Emissions Inspection Menu Equipment Maintenance Menu Status Screen Select Close Esc to return to the Equipment Maintenance Menu Equipment Maintenance Menu Fuel Cap Pressure Test Calibration J A Fuel Cap Pressure Test Calibration must be performed within 72 hours of Vehicle Emissions Inspection testing 1 Select Fuel Cap Pressure Test Calibration from the Equipment Maintenance Menu See Figure 3 1 The Fuel Cap Pressure Test calibration procedure begins 2 Enter your inspector ID prior to starting the calibration procedure J This is the same information required to perform an inspection Gas Cap Calibration Check Install the Gas Cap calibration test device to the
26. The Data Link Connector DLC Y e olD 0000000 Le froftsfrafiahrahisiie OTTO Figure A 3 DLC Configuration and Pin Assignments The DLC is a 16 pin connector The female half is on the vehicle and the male end in on the analyzer data cable adapter Pins are arranged in two rows of eight numbered one to eight and nine to sixteen See Figure A 3 Figure A 4 Connect to the DLC While Sitting in Driver s Seat Seven of the 16 pin positions have mandatory assignments while vehicle manufacturers can use the remaining nine pins at their discretion The connector is D shaped and keyed so the two halves mate only one way You should be able to connect to the DLC while sitting in the driver s seat as illustrated in Figure A 4 The DLC cannot be hidden behind panels and must be accessible without the use of tools Although out of the normal line of sight the DLC should be clearly visible to a technician when crouching A 5 Appendix A OBD Il This was the way it was supposed to be done Information on locating the DLC is in OBDII Connections page A 18 of this manual The numerous locations of the DLC can be located by vehicle type Updates to this information are available from many after market suppliers including Aftermarket Research Institute Inc P O Box 648 Southeastern PA 19399 The DLC is designed for analyzer access only You cannot jumper any of the terminals to display
27. e Inspector access code and e Inspector PIN number 1 Scan Inspector license number Press TAB to move from field to field Press SHIFT TAB to move to the previous field 2 Enter access code Select F10 to Continue J Logon may be unsuccessful for any of the following reasons Inspector license number was not found on file Inspector license is not valid to conduct emissions tests Inspector access code is incorrect Inspector license has expired Inspector license has been suspended or revoked The bar code scanner must be used to scan access IMPORTANT codes from badges Manual entry is not allowed If the technician license or station license have expired the analyzer does not allow access to the emissions inspection function Introduction and Equipment Overview Aborting an Inspection Would you like to abort masa NO Figure 1 4 Would you like to abort Prompt Screen This section describes the procedure for aborting an inspection If entry into the inspection functions is attempted while certain faults exist the program aborts Press F12 STATUS to view a list of faults Y Warnings that do not affect vehicle inspection may be present during testing These warnings concern conditions that should be addressed but that do not affect testing 1 Press ESC at any time to abort a test and return to the Main Menu The analyzer displays a prompt to verify th
28. smog comes from Soon more comprehensive studies showed that over 40 of all air born emissions were by products of automobile exhaust Smog was found to be the result of a chemical reaction that occurs in sunlight between hydrocarbons HC and oxides of nitrogen NO3 Once the government understood the contribution of vehicle emissions to air pollution it formulated legislation to control it Figure 1 1 Controlling Vehicle Emissions Pollutants Leads to Cleaner Air 1 1 Introduction and Equipment Overview Engine Combustion Pollutants Understanding how vehicles produce pollutive emissions requires an understanding of engine combustion The regulated pollutants carbon monoxide hydrocarbons and oxides of nitrogen are by products of the fuel burning process The internal combustion engine combines gasoline fuel hydrocarbons air oxygen and fire ignition in a combustion chamber to produce energy to drive the wheels of a car Effective control of each component maximizes the power and efficiency of the engine A carburetor or fuel injector determines the air fuel mixture precisely timed spark firing synchronizes piston action and the amount of compression determines the power of combustion explosion If all these components worked perfectly complete combustion would take place During complete combustion no excess fuel goes unburned and all available oxygen burns However in the real world many fa
29. 17 If requested enter the Gross Vehicle Weight and press Enter J No test is performed if the GVW entered is less than 2 500 Ibs or greater than 9 000 lbs J GVWR does not display if sedan or station wagon are selected If GVWR entered is Greater than 8 500 lbs and the model year is 1996 or newer the analyzer conducts an OBD I Test Less than or equal to 6 500 Ibs and the model year is 1996 or newer the analyzer performs an OBD I Test GVW for passenger cars must be no less that 1 700 Ibs and no greater that 6 000 Ibs 18 Select the County in which the vehicle resides To display the County in the entry field Type the first letter of the county in the County field or Scroll the list and select the county J The State has varying test requirements that include Visual Inspection only TSI OBD ASM OBD and OBD only Another analyzer is required to perform TSI and ASM Tests 19 Select Fuel Type and press Enter Options are G Gasoline B Bi Fueled Dual Fueled If the vehicle is dual fueled the following message displays YOU HAVE INDICATED THAT THIS VEHICLE IS DUAL FUELED PLEASE CONFIRM THAT THE VEHICLE IS OPERATING ON GASOLINE FOR THE TEST BY SELECTING YES Select Yes and press Enter Vehicle Emissions Inspection D Diesel Not applicable If the vehicle is diesel fueled the following message displays YOU HAVE INDICATED THAT THIS VEHICLE IS DIESEL FUELED PLEASE CO
30. Can be used to load program and diagnostic software on the computer This switch is located above the DELL logo Press to clear the monitor and reboot restart the computer if necessary For information about orderly power downs refer to Powering Up the Analyzer page 1 78 Do not use this switch to turn off the PC One additional USB port and a headphone jack are located under this cover on the lower portion of the PC tower The interface box is located behind the left front door No user action is required for proper analyzer operation See Connection Panels page 8 3 for a description of the interface box 1 5 Introduction and Equipment Overview Analyzer Back Some analyzer controls auxiliary assemblies and connections are located on the back of the unit This section describes the items labeled on the analyzer rear view shown in Figure 1 3 B C A Report Printer B ID Plate Warning Label Monitor E Connection Panel F Bar Code Scanner G OBD Ilinterface H Telephone Cord l Gas Cap Tester Figure 1 3 Analyzer Rear View See Analyzer Front page 1 4 Contains the following Model number e Serial number e Voltage requirements and e Patent information listings Contains critical safety messages See Analyzer Front page 1 4 Provides connections for options See Analyzer Connection Panel page 1 7 Used for quick
31. Select F10 to update with a CD 6 13 Station Menu Remote Software Update Remote Software Updates are available two ways e Manual user invoked and e Automatic analyzer invoked After a predetermined number of days the analyzer checks the Snap on host for software updates each time the analyzer is started It is recommended that all available updates are performed J If a software update is available and not installed you are offered the update each time the analyzer starts until installation is completed If mandatory State software updates are not IMPORTANT performed a State mandated lockout may occur Manual 1 Select Main Menu gt Station Menu gt Remote Software Update The analyzer communicates with the Snap on host and checks for software updates 2 If an update is available select Yes to install The update is performed without user intervention and the analyzer restarts the OBIS program Automatic If a software update is available you have the option of installing the update e Select Yes to install The update is performed without user intervention and the analyzer restarts the OBIS program e Select No and the update is not installed J If a software update is available and not installed you are offered the update each time the analyzer starts until installation is completed 6 14 Other Functions Topics in this section include e VIR Reprint Record Search R
32. cleaner is out of normal position e Do not use carburetor sprays or fuel injector cleaning solvents when performing diagnostic testing e Keep a dry chemical Class B fire extinguisher rated for gasoline chemical and electrical fires in the work area Fire can cause death or serious injury Risk of fire e Be aware that many systems maintain residual pressure in the line after the engine is turned off e Wipe up fuel spills immediately e Turn vehicle off before connecting or disconnecting equipment e Keep shop rags towels paper oils fuel plastics and other combustible materials clear of vehicle exhaust and evacuation hoses e Keep a dry chemical Class B fire extinguisher rated for gasoline chemical and electrical fires in the work area Flames can cause serious injury Risk of expelling fuel oil vapors hot steam hot toxic exhaust gases and other debris e Wear safety goggles and protective clothing user and bystander e Engine systems can malfunction expelling fuel oil vapors hot steam hot toxic exhaust gases and other debris Fuel oil vapors hot steam hot toxic exhaust gases and other debris can cause serious injury Risk of burns Do not remove radiator cap unless engine is cold Pressurized engine coolant may be hot Hot engine coolant can cause serious burns Safety Information oY ZO Risk of burns Do not touch hot exhaust systems manifolds engines radiators sample p
33. cloth or facial tissue dampened with water or a mild detergent and water solution If you use a detergent solution for cleaning follow with a rinse step so no residues are left on the window J Use the same method to clean the scanner body J Do not submerge the scanner in water as it is not water tight Do not use abrasive wipes or materials to clean the scanning window Never use solvents such as alcohol or acetone on the scanning window as they can damage the window finish Checking the Scanner Case Check the scanner case periodically for signs of damage A damaged case can lead to movement of the internal components which can cause malfunctions 8 2 General Maintenance Connection Panels Analyzer Back Panel O RO ES 00 OO COM D COMA COMB COMC COM F Ee all COM G i gt Figure 8 1 Connection Panel Back of Analyzer J Ports used depend on state requirements and optional equipment added to the analyzer Some options may not be available for specific analyzer systems Ports and Connections COMA COM B COM C CPC Connector COM D COM E DB 25 Connector COM F COMG COM H DB 25 Connector COM DB 9 Connector COM J COM K COM L DB 9 Connector Not used Not used Gas cap tester Not used Snap Link Cable Not used Not used Bar code scanner Spare Comm One Serial Not used Not used OBD II cable General Maintenance Interface Box The interface bo
34. steering column connector slants down Neon 2 No below lower instrument panel cover near steering column Prowler 2 No below lower instrument panel cover near cowl PT Cruiser 1 No below steering column under instrument panel Sebring Convertible 2 No lower edge dash over hood release by kick panel connector slants down Sebring Sedan 3 No underneath instrument panel near steering column connector slants down Town amp Country Van 2 No below lower steering column cover near park brake release cable handle NOTE On 1998 and later Chrysler vehicles the DLC is located at 3 lower dash between parking brake and brake pedal Daewoo 2001 Lanos 6 No Leganza 3 No Nubira 2 Yes behind fuse panel cover on kick panel Dodge 2001 Caravan amp Grand Caravan 2 No lower edge of dash above parking brake pedal Dakota Truck amp Durango 1 No below steering column SUV opening cover near hood release cable handle Intrepid 1 No below lower instrument panel cover near steering column Neon Stratus 3 No lower edge dash surround right of steering column Ram Van amp Wagon 1 No lower edge dash above brake pedal Ram 2500 amp 3500 Truck 6 No underneath instrument panel below ashtray Viper 2 No underneath instrument panel near clutch pedal A 31 Appendix A
35. 2 No lower edge dash right of parking brake release Park Avenue 2 No lower edge dash between steering column amp park brake Regal 3 No lower edge dash right of steering column next to console Cadillac 2001 Catera No Deville amp Concours No lower edge dash above park brake pedal cap Eldorado 1 No Escalade SUV 2 No lower edge dash left of steering column above park brake Seville 2 No lower edge dash right of steering column amp hood release Chevrolet Cars 2001 Camaro Malibu 3 No Cavalier Corvette Metro 1 No Impala Lumina Sedan amp 3 No lower edge dash right of Monte Carlo steering column Prizm 1 No lower edge dash right of parking brake pedal Venture van 1 No lower edge dash left of steering column Chevrolet Trucks 2001 Astro van No amp SUVs Blazer amp S 10 Trucks amp C 2 No Blazer amp S series lower K Trucks edge dash right of parking brake Chevy Van amp Express 2 No lower edge dash right of Express van Suburban parking brake Tahoe Silverado 2 No lower edge dash above parking brake Tracker SUV also as a 3 No lower edge dash right of Geo parking brake pedal NOTE Many Chevrolet trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded A 30 Appendix A Model Location See Figure A 10 Cover Comments Manufacturer Year Chrysler 2001 Concorde LHS 300M 1 No below lower instrument panel cover near
36. 300 400 2 Yes Supra 2 Yes T100 2 4 WD 3 No Tacoma 2 4 WD 3 No Tercel 2 Yes behind fuse cover Volvo 1997 S80 2 Yes All Other Vehicles Yes hand brake area Volkswagen 1997 Euro Van Passat Yes Golf Jetta Cabrio 7 Yes A 65 Appendix A 1996 Manufacturer Year Model Location Cover Comments See Figure A 10 Audi 1996 A4 Cabriolet Quattro 8 Yes remove rear ashtray Wagon center console behind sliding cover Cabriolet A6 9 Yes rear ashtray Aston Martin 1996 DB7 Coupe 9 Yes right side of center console Bentley 1996 All models 9 Yes bottom passenger side dash or in glove box BMW 1996 3 Series 5 Series 8 2 Yes lower dash nest to kick Series panel pull 1st cover off then 2nd cover 7 series 6 Yes below radio amp A C controls pull 1st cover off then 2nd cover Z 3 all models 6 Yes Center console below heater controls Buick 1996 All Century 1 No at right of accelerator pedal LeSabre 2 No lower edge dash right of parking brake release Park Avenue 2 No lower edge dash between steering column amp park brake Regal 3 No lower edge dash right of steering column next to console Rivera Skylark 1 No Roadmaster 3 No Cadillac 1996 Catera 2 No Deville amp Concours 1 No Eldorado Fleetwood No Seville No lower edge dash right of steering column amp hood release A 66 Appendix A
37. 900 9000 1 Yes Subaru 1996 Legacy Impreza Forester Yes SVX Yes Suzuki 1996 Esteem Side Kick Side 1 No Kick Sport Swift GM metro X 90 Toyota 1996 4 Runner 2 4 WD 3 No Avalon 2 Yes behind fuse cover Camry 2 Yes behind coin box Celica 3 Yes Corolla 2 No ES 300 3 Yes GS 300 1 No Land Cruiser 2 Yes behind fuse cover LS400 2 Yes Paseo 2 Yes behind fuse cover Previa 2 4 WD 6 Yes top instrumt panel Prizm 1 No RAV4 2 4 WD 3 No SC 300 400 2 Yes Supra 2 Yes T100 2 4 WD 3 No Tacoma 2 4 WD 3 No Tercel 2 Yes behind fuse cover Volvo 1999 S80 2 Yes All Other Vehicles Yes hand brake area Volkswagen 1996 Cabrio Golf Jetta 7 Yes Euro Van Passat Yes A 71 Appendix A TT ee ee eee A 72 SNAP EIA DIAgrnosLics ZEEEA136A Rev B 2003 Snap on Tools Company Printed in U S A 12 03
38. All F Series Trucks 3 No Ranger 1 No lower edge dash left of hood release Geo 1997 Metro Prizm 1 No Tracker SUV 3 No GMC Trucks 1997 Denali Denali XL Envoy 1 No Rally Vandura Savana Van Safari Van 2 No lower edge dash below parking brake release Sierra Suburban Yukon 2 No lower edge dash above parking brake Jimmy Sonoma 2 No lower edge dash right of parking brake NOTE Many GMC trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded A 61 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Honda 1997 Accord 6 No behind ashtray left of lighter Civic Passport SUV 2 No OBD II connector faces down CR V SUV 7 No right of console Del Sol 7 No under passenger side dash Odyssey Van 7 No under passenger dash next to console Prelude 7 No under passenger dash remove trim panel Hummer 1997 All models 2 No Some vehicles may have a connector cover Hyundai 1997 Accent 6 No in coin box Elantra 2 No Sonata 3 No rear lower edge dash next to console Tiburon 1 No lower edge dash right of steering column Infiniti 1997 1 30 2 No OBD II connector faces down below fuse box J 30 1 No OBD II connector concealed high up under dash reach up to access Q 45 2 No OBD II connector faces down NOTE Vehicles with an have two types of conne
39. Area Network CAN will begin to appear on vehicles Powertrain System Diagnostic Trouble Codes Following are the recommended industry common trouble codes for the Powertrain Control System These include systems that might be integrated into an electronic control module and used to control engine functions such as fuel spark idle speed and vehicle speed cruise control as well transmission control The fact that a code is recommended as a common industry code does not imply that it is a required code legislated an emission related code or that it indicates a fault that causes the malfunction indicator light to illuminate Refer to DTC Naming Guidelines for Signals from Components page A 11 A 8 Appendix A Standardized Fault Code Format SAE Fault Code Format Example P0237 Knock Sensor 1 Circuit Low Input P0237 Specific Fault B Body Designation C Chassis Knock Sensor 1 P Powertrain Circuit Low Input U Network Specific Vehicle 0 Generic SAE System 1 Manufacturer Specific Ignition System or Misfire Figure A 6 SAE Fault Code Format Example Codes Only OBbD II Diagnostic Trouble Codes Diagnostic Trouble Codes DTC are reported in a five character alphanumeric format First Character The first character is a letter that defines the system where a code was set Four letters are currently assigned P Powertrain B Body C Chassis U Undefined Second Characte
40. Gas Cap tester Make sure that the indicator is set to the PASS green position Figure 3 3 Gas Cap Calibration Check PASS 3 Using the calibrator connected to the gas cap tester place the valve on top to point to the green cap and select Continue Gas Cap Calibration Check Rotate the knob on the calibration device so that it is pointing toward the FAIL red position Figure 3 4 Gas Cap Calibration Check FAIL 3 3 Equipment Maintenance Menu 4 Using the calibrator connected to the gas cap tester place the valve on top to point to the red cap and select Continue Gas Cap Test Test Complete Passed Continue alt Press F10 to Continue Figure 3 5 5 A Passed or Failed screen displays at the end of the procedure Y If the gas cap fails repeat the procedure again paying close attention to the instructions J The gas cap calibration must PASS to perform inspections 4 Sticker Maintenance This chapter contains procedures for Sticker Maintenance including Issue Waiver Sticker page 4 2 This Year s Mileage Less Than 5000 page 4 6 New Vehicle Exemption page 4 8 Sticker Replacement page 4 8 Voided or Damaged Sticker page 4 8 Missing or Stolen Sticker page 4 8 Issue Diagnostic Exemption page 4 9 Use Sticker Maintenance to replace lost stickers and issue stickers under special circumstances Y Procedures are specified by the State Review State regula
41. Test Date 09 01 2003 Y End Test Date 09 17 2003 gt F10 Figure 6 3 Sticker Used Report Search Criteria 1 Select Print Sticker Used Report from the Station Menu 2 Select dates in the Begin Test Date and the End Test Date fields and select Continue F10 J Use the calendar provided on the dropdown or enter the month and or day using the up and down arrow keys The dates selected must be with 31 days of the current date 3 Select Yes to verify the report request and is report prints 6 2 Station Menu Network Communications Diagnostics Network Communications Diagnostics 1 Modem Diagnostics 2 Dial Tone Check 3 Network Diagnostic Sum OBIS On Board Information System PENNSYLVANIA KA Copyright 2002 Snap on Technologies Inc me P ES Gia nd Shutdown PC Option Next Menu SHORTCUTS SYSTEM OK Figure 6 4 Network Communications Diagnostics Use the Network Communications Diagnostics to diagnose communication problems with the host computer See Figure 6 4 Y The analyzer can pass all of the Network Diagnostics tests and still not be able to communicate with the host computer for actual emission testing 6 3 Station Menu Modem Diagnostics Dial Tone Check Use the Modem Diagnostics feature to test the analyzer modem Y The modem is a device that allows data to be sent back 1 and forth between the analyzer and the
42. VIR Reprint Record Search Retrieval 0 0 00000 eee 7 1 Hraining Modes sis one barda brad aug AED iad bee BA ed had De 7 3 Print Rejection From Testing Forms 0 0 cee teens 7 4 General Maintenance 0 0c c ccc nee eee eee 8 1 General Routine Maintenance 0 0 0c cece eee 8 1 Printer Operation and Maintenance 0 0000 tenes 8 1 Maintaining the Bar Code Scanner 00 cette eee 8 2 Cleaning the Scanning Window 00 0c cette 8 2 Checking the Scanner Case o oocccccccc teeta 8 2 Connection Panels iii ede de bal Eaa da Kae ee 8 3 Analyzer Back Panel 00 cece tenet eee 8 3 Interface BOX cias wo oped vase A bil ann lee art ER E wine eee Mets 8 4 Accessories and Options oooocoocc tte eee 8 5 Standard AccessorieS cs0 o sp biawia adds bidet be vee bd aed 8 8 5 OPtlONS o 4 ota o ae Sed cod a aed a Tv ol ne ate Dae Gare 8 5 Appendix A OBD II ConnectionsS 20 ccc nee ene eee A 1 Key TO OS nied ade Set bw Rene Yad wed ee A wae dle be deed A do Et A 1 OBD Il and What it Means 0 0 00 ccc teens A 4 The Data Link Connector DLC oococcccccc A 5 OBIS A A O A 6 OBD II Drive Cycles Readiness MoONitOrS oooooccocccocc eee A 6 OBD II Monitors noia RO a had REA SP a Sag ea ke A 7 E t re QBD irsana A E A eon Be at ae A 8 Powertrain System Diagnostic Trouble Codes 0 0c cece ene A 8 Standardized Fault Code ForMat o oooococccco
43. access will be attempted and if successful the VIID will return the revised lockout status even though the lockout might not have been removed Emergency Software Update Used with software disk to update analyzer Remote Software Update Used to access Snap on Remote Update Server 4 State Menu Used by the State auditor to verify that the analyzer is functioning properly DO NOT attempt to access this menu or a Lockout could occur 5 Manufacturer s Technician Menu Used by analyzer service technicians only DO NOT attempt to access this menu or a Lockout could occur Resuming analyzer operations after a lockout requires a service visit Do not attempt to access Manufacturer s Technician Menu 1 24 Introduction and Equipment Overview Software Flowchart Figure 1 12 Software Flowchart 1 25 Introduction and Equipment Overview 1 26 2 Vehicle Emissions Inspection Test Types This chapter contains information about the inspection process using the Vehicle Emissions Inspection Menu including e Test Types page 2 1 e Vehicle Data Entry page 2 2 Fuel Cap Test page 2 12 e OBD Test page 2 16 After Repairs Tests page 2 23 Determine the type of test to perform on a vehicle by identifying the county in which the vehicle is registered The following overview of cou
44. amp SportCross 2 Yes lower left edge of dash next to kick panel LS 430 2 Yes LX 470 SUV 2 Yes lower edge dash next to console RX 300 1 Yes lower edge dash next to steering column SC 430 2 Yes lower left side of dash A 24 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Lincoln 2002 Blackwood Sport Luxury 3 No Truck Continental 3 No LS 6 amp LS 8 3 No lower edge dash in line with ignition switch Navigator SUV 3 No lower right edge of dash above accelerator pedal Town Car 3 No lower edge dash right of steering column Lotus 2002 Esprit see NOTE No connector may be in one of two places NOTE Location 9 passenger side footwell under dash DLC is a non fixed position at the end of a wiring pigtail may be found in the engine compartment or in the tailgate area in this location the connector is located immediately forward of the battery on side of the fuse relay center Maserati 2002 Spyder 1 No right of steering column angled down Mazda 2002 All Mazda B series pickup 1 No listing includes 2000 2300 trucks 2500 3000 amp 4000 All Protege models amp 2 No rear left edge dash next to Protege 5 hood release DLC faces down Tribute SUV 2 No rear edge dash right of hood release A 25 Appendix A
45. be performed if certain information such as Station Information is missing 2 The test procedure is identical to an actual vehicle emissions inspection See detailed procedures Vehicle Data Entry page 2 2 Fuel Cap Test page 2 12 OBD Test page 2 16 After Repairs Tests page 2 23 Visual Inspection 3 When the Training Mode inspection is complete the analyzer prints a training VIR and returns to the Vehicle Emissions Inspection Menu 7 3 Other Functions Print Rejection From Testing Forms Rejection Forms Print Rejection Forms 1 F10 Figure 7 4 VIR Reprint Preview 1 Select Print Rejection From Testing Forms from the Vehicle Emissions Inspection Menu 2 Enter the required number of forms to print and select OK F10 J This form is completed by hand 7 4 8 General Maintenance This chapter contains maintenance related subjects including e General Routine Maintenance page 8 1 e Printer Operation and Maintenance page 8 1 e Maintaining the Bar Code Scanner page 8 2 e Connection Panels page 8 3 and e Accessories and Options page 8 5 An operator should perform the analyzer maintenance and service procedures in this section on a regular or as needed basis All other service must be performed by an authorized service representative General Routine Maintenance Weekly Clean the monitor screen with glass cleaner inspect all cables and replace if damage
46. continues CANNOT ACCESS NETWORK PROCEED WITH THE EMISSIONS TEST J There is a limit to the number of test that may be performed without connecting to the VID When that limit is reached the following message displays COMMUNICATION SECURITY VIOLATION TOO MANY EMISSIONS TESTS WITHOUT COMMUNICATING TO THE VID THE INSPECTION CANNOT PROCEED CONTACT PENNDOT SUPPORT J If no vehicle matching the VIN Title Number and License Plate is found on the VID the message in Figure 2 6 displays Check the data entered make the necessary changes and press F10 to CONTINUE 2 5 Vehicle Emissions Inspection Vehicle Found on the VID A previous initial inspection is on file for this vehicle This inspection may be an after repairs test Do you want to change the inspection to an After Repairs Inspection Figure 2 8 VID Contact J If a previous initial inspection is on file for the vehicle you are asked if you want to qualify the inspection as an After Repairs Inspection Select Yes to change to After Repairs Inspection or No to continue with an Initial Inspection Vehicle Emissions Inspection A VehicleConfirmation A 11773 Vehicle Model Year 1996 L Vehicle Body Type SEDAN Vehicle Standards Type PASSENGER O B S GVWR 03625 Vehicle Make CHEVROLET On Board Vehicle Model Name CAMARO Information System Number of Cylinders 96 _ Engine Size cc 3800 PE
47. data entry of information in bar code form OBD II cable and adaptor Accommodates off site modem communication Be sure the cord is securely plugged into a telephone wall outlet when in use Waekon gas cap tester 1 6 Introduction and Equipment Overview Ventilation Grate When access panel is removed rear PC connectors are exposed Access Panel Service must open with a special key The main power switch located on the right rear of the unit Main Power Switch completely shuts off power to the analyzer Press the rocker switch to the left or right to turn the analyzer on or off Power Cord Connects analyzer to main power source Analyzer Connection Panel ES oo O COM D COMA COMB COMC COM F COMG feel El COM COM J COM K Figure 6 2 Connection Panel Back of Analyzer J Ports used depend on State requirements and optional equipment added to the analyzer Some options may not be available for specific analyzer systems Ports and Connections COMA Not used COM B Not used COM C CPC Connector Gas cap tester not used COM D Not used COM E DB 25 Connector Snap Link Cable COM F Not used COM G Not used COM H DB 25 Connector Bar code scanner COM DB 9 Connector Spare Comm One Serial COM J Not used COM K Not used COM L DB 9 Connector OBD II cable 1 7 Introduction and Equipment Overview User PC Function The analyzer is designed t
48. discarded Chrysler 2000 Cirrus Concorde LHS 3 No Sebring Convertible 2 No lower edge dash over hood release by kick panel connector slants down Town amp Country Van 2 No below lower steering column cover near park brake release cable handle NOTE On 1998 and later Chrysler vehicles the DLC is located at 3 lower dash between parking brake and brake pedal Daewoo 2000 Lanos 6 No Leganza 3 No Nubira 2 Yes behind fuse panel cover on kick panel A 39 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Dodge 2000 Avenger 3 No lower right dash next to console Caravan amp Grand Caravan 2 No lower edge of dash above parking brake pedal Dakota Truck amp Durango 2 No lower edge dash left of SUV hood release Neon Stratus Viper 2 No under left side dash pver hood rise by kick panel Ram Van amp Wagon 1 No lower edge dash above brake pedal Ram 2500 amp 3500 Truck 6 No underneath instrument panel below ashtray Ferrari 2000 All models 3 No up high under dash may be close to steering column Ford Cars amp SUVs 2000 Contour 2 No Crown Victoria Windstar 3 No Escort amp Escort ZX2 2 No Excursion SUV 3 No Expedition SUV 3 Yes lower edge dash above accelerator pedal has removable plastic cover Explorer SUV 2 Yes lower edge dash left of steering
49. driveability problem Check Analyzer Operation If the analyzer works properly on other vehicles then the problem is probably in the vehicle not the analyzer ha or EE PIN NO ASSIGNMENTS Manufacturer s Discretion BUS Line SAE J1850 Manufacturer s Discretion Chassis Ground Signal Ground Manufacturer s Discretion K Line ISO 9141 Manufacturers Discretion Manufacturer s Discretion 10 BUS Line SAE J1850 OANOABRWND 11 Manufacturer s Discretion 12 Manufacturer s Discretion 13 Manufacturer s Discretion 14 Manufacturer s Discretion 15 L Line ISO 9141 16 Vehicle Battery Positive Figure A 7 16 pin DLC Connector Pinout Testing the Diagnostic Connector 16 pin DLC Unfortunately vehicle manufacturers have different interpretations of OBD II requirements This makes it difficult to define a specific approach to DLC problem diagnosis In the Figure A 7 you can see that e Some manufacturers use the SAE J1850 BUS line but not the BUS while others use the SO 9147 K LINE but not the L LINE e Ford has used the 3 lines the J7850 lines for powertrain tests and the SO 9141 line for the non powertrain tests ABS and GEM e There have also been cars with no ground at pin 4 e In addition a pin location that is stuffed doesn t necessarily mean that it is stuffed based on the OBD requirements Use the Ground Test page A 13 and Battery Voltage Test page A 13 at the diagnost
50. for I M testing I Up Arrow Press to move cursor toward top of screen J CONT Not used for I M testing K Right Arrow Press to move cursor toward right side of screen L Yes Not used for I M testing M Down Arrow Press to move cursor toward bottom of screen N NO Not used for I M testing Introduction and Equipment Overview 0 P Q R S T U V Enter Left Arrow e Function Numeric Keys Clear Opit1 Opt 2 Print Shift Press to complete data entry Press to move cursor toward left side of screen Press these keys to select various functions F1 HELP to display on screen HELP information F10 CONTINUE to move forward in a procedure sequence F12 SYSTEM FAULTS to display system faults Not used for I M testing This key is reserved for future use This key is reserved for future use Not used for I M testing Not used for I M testing Introduction and Equipment Overview General Vehicle Inspection The inspection process prompts and screen procedures are determined by State regulations You must know and understand your State regulations to properly use the analyzer software Accessing and Aborting Tests Entering Access Codes Inspector Logon Access Code PIN Number 1 sc Enter TNRCC DPS Access Code Figure 1 3 Inspector Logon Prompt Screen Access to certain menu items including an Emissions Inspection Test requires two codes
51. is within the proper scanning range 2 Aim and press the trigger The scan beam and red SCAN LED light for about 3 5 seconds or until a successful read or decode is achieved 3 The scanner has read the symbol successfully when You hear a beep and The green DECODE LED lights This LED stays green until the next trigger pull or until power is removed from the scanner Before attempting a scan make sure the bar code is of good quality and that the bar code scanner s scanning window is clean Dirt and specks can cause inaccurate scans as can wrinkled or smudged bar codes Introduction and Equipment Overview Scanning Tips Hold the Scanner at an Angle Do not hold the scanner directly over the bar code In this position light can bounce back into the scanner s exit window and prevent a successful read or decode Scan the Entire Symbol e Your scan beam must cross every bar and space on the symbol e The larger the symbol the farther away you should hold the scanner e Hold the scanner closer for symbols with bars that are close together e A short high tone beep indicates a good decode RIGHT WRONG A 012345 012345 Figure 1 6 Right and Wrong Ways to Scan a Bar Code Storing the Scanner When not in use store the scanner in the small holster on the side of the analyzer Introduction and Equipment Overview Software Overview The analyzer software leads the o
52. page A 5 OBD System Testing page A 14 OBDII Connections page A 18 J This test is only performed if the vehicle model year is 1996 and newer and is registered in an OBD county Ifthe vehicle type is T Truck and the GVWR is equal to or greater than 8501 Ibs and less than 9000 lbs the program prints a Rejection From Inspection Form containing the vehicle information 2 16 Vehicle Emissions Inspection MIL BULB CHECK Turn the IGNITION KEY to the ON Position DO NOT START ENGINE Did the MALFUNCTION INDICATOR LIGHT MIL Illuminate Note MALFUNCTION INDICATOR LIGHT MIL ILLUMINATION MAY BE CONTINUOUS OR ONLY LAST A FEW SECONDS a am Press Esc to Abort Figure 2 27 MIL Bulb Check 1 Locate the MIL light and observe carefully See The Malfunction Indicator Lamp page A 17 Turn the key on and check the light Did the MIL turn on Select Yes came on No did not come on MIL BULB CHECK KOER Turn The IGNITION KEY to start the ENGINE and ALLOW TO IDLE Did the MALFUNCTION INDICATOR LIGHT MIL remain on and or continuously blink Press Esc to Abort Figure 2 28 MIL Bulb Check 2 Start the engine and allow to idle Wait approximately 10 12 seconds Verify the MIL light goes out No indicates the light turned off 2 17 Vehicle Emissions Inspection OBDII CONNECTION Turn the IGNITION KEY OFF Locate the Vehicle s OBD Diagnostics Link
53. perform Modem Check LINE BUSY Try again then check phone number or call MCI help desk NO ANSWER Try again then check phone number or call MCI help desk TRY AGAIN or INVALID TOKEN Call MCI help desk Station Menu Data File Refresh Network Access Performing Network Access Please Wait E Gontinue HO Figure 6 5 Data File Refresh 1 Select Main Menu gt Station Menu gt Data File Refresh to place a call to the host computer and update all data on the analyzer The Network Access screen displays when the call is placed See Figure 6 5 The updating process works as follows A call is placed to the host computer Data is refreshed by the host Updated inspector and certificate information displays 2 When the successful update is complete the following message displays THE INSPECTOR LICENSE NUMBERS AND ACCESS CODES HAVE BEEN UPDATED BY THE VIID IN CASE THERE ARE PROBLEMS CONTACT PENNDOT OR MCI Ifthe analyzer does not communicate with the host the following message displays CANNOT ACCESS NETWORK 3 The screen displays a list of current station and inspector information Press F3 to print this report for your file and Exit J To view data prior to printing and exiting the screen follow the prompts on the bottom of the screen if more than one page is available J If the procedure fails wait a few minutes and try again Station M
54. report are the same To print from the view screen press F3 To close press Esc until the Main Menu displays 6 10 Station Menu Request Lockout Status Use the Request Lockout Status to clear lockouts set by the host computer once the cause of the lockout has been resolved When this function is selected the analyzer places a call to the host computer and the lockout status is updated J Remember that a lockout can be set or cleared by the host computer Request Lockout Status Performing Network Access Please Wait El Sun j O Call Errors Error com mol emissions util exception checkedExceptionWrapper null O B l S On Board Information System PENNSYLVANIA By El Copyright 2003 AC mtimue Snap on Technologies Inc Es SYSTEM OK Figure 6 9 Request Lockout Status 1 To access select Main Menu gt Station Menu gt Request Lockout Status Ifthe host computer has a lockout set only the host computer can clear it 2 The analyzer communicates with the host and updates the lockout status 6 11 Station Menu Request Lockout Status Station Info Sun JANALYZER NUMBER 1 unm Station Name Station Number PASES OBIS Analyzer Number sE654326 Number of Tests w o Comm o On Board Information System No Contact Limit fioo Status Lockout Information Set Datel PENNSYLVANIA Clear STATE LOCKOUT Clear STATION LICENSE EXPIRED C
55. that displays 2 Enter vehicle data as detailed in the previous section Perform the emissions tests as detailed in Fuel Cap Test page 2 12 and OBD Test page 2 16 4 After the emissions test is complete the following question displays A AA Does the customer have receipts for repair work performed or a valid Emissions Repair Data Form Please obtain the Emissions Repair Data Form from the customer ee no Figure 2 39 Receipts or Emissions Repair Data Form DOES CUSTOMER HAVE AN EMISSIONS REPAIR DATA FORM FORM A CERTIFIED EMISSIONS REPAIR FACILITY CERF Obtain a CERF form from the customer and select YES to continue 2 23 Vehicle Emissions Inspection 5 Next you are asked if repairs were made at this station Select Yes Y or No N Obtain and use the receipts from the customer to enter the date the repair work was performed on the vehicle 6 If not repaired at this station you are asked if customer repaired the vehicle REPAIR DATA ENTRY Inspector s Identification Number who performed the repairs iii Work Order Number from the Emissions Repair Data Form or Work Order Optional Please enter the date the repair work was performed 8 22 2003 gt Part Costs Labor Costs Figure 2 40 Repair Data Entry 7 Use the customer provided information to enter the following data when requested Repair facility number Inspector number Work order number Repair date
56. when testing is complete and one of the following messages display TEST COMPLETE PASSED TEST COMPLETE FAILED Remove the Fuel Cap adapter if required and return Fuel Cap to vehicle Press Continue to Proceed Figure 2 24 Return Fuel Cap Adapter 12 Remove fuel cap adapter and return the fuel cap to the vehicle Select Continue to proceed Does this Vehicle have more than ONE Fuel Tank Fuel Cap ves MS Figure 2 25 More than One Fuel Tank Fuel Cap 13 Select No to proceed if the vehicle does not have more than one fuel tank cap Y If Yes is selected both caps must be tested and the Gas Cap Test is repeats for the second cap 2 15 Vehicle Emissions Inspection Did the Customer request that the Fuel Cap be replaced Yes En Figure 2 26 Did Customer Request Fuel Cap Replacement 14 If the fuel cap fails the test you are asked if the customer requested that the fuel cap be replaced Select Yes or No If No is selected the vehicle fails the test J If one cap in a multiple set fails all fuel caps fail Ifa cap is replaced prior to during testing information entered for that cap remains in the system when additional fuel caps are tested during the inspection OBD Test After the Gas Cap Test the OBDII Test follows J This section includes detailed OBDII Test instructions For introductory OBDII information see Key Terms page A 1 The Data Link Connector DLC
57. 00 1 No lower edge dash next to steering column LS 400 Yes above parking brake LX 470 SUV Yes lower edge dash next to console RX 300 1 Yes lower edge dash next to steering column SC 300 SC 400 2 Yes lower left side of dash Lotus 2000 Esprit 9 No above passenger dash Mazda 2000 Millenia No MX 6 MVP Protege 626 No Mercedes Benz 2000 430 S500 2 Yes All Other Vehicles No A 42 Appendix A Manufacturer Year Model Cee 10 Cover Comments Mitsubishi 2000 Mirage Eclipse Galant 3 No Avenger Sebring Montero 2 No Montero Sp Nativa No Diamante Nissan 2000 All Vehicles 2 No Porsche 2000 All Vehicles 2 No Rover 2000 Discovery Series II No Range Rover No under passenger dash Saab 2000 9 3 1 Yes 9 5 3 Yes Subaru 2000 Imperza Legacy Forester 1 Yes Suzuki 2000 Swift Geo metro Esteem 1 No Vitara GM Traker Grand 1 No Vitara Toyota 2000 4 Runner 2WD 4WD 3 No Avalon 1 No Solara Camry 1 No Camry ES 300 3 No Celica 2 Yes Corolla Prizm 2 No GS 300 GS 400 3 No Land Cruiser LX 470 3 No LS 400 2 Yes New Hybrid 7 No New Small 2 Yes RAV 4 3 No RX 300 2 Yes SC 300 SC 400 2 Yes Sienna 3 Yes Tacoma 2WD 4WD 3 No Tundra 2WD 4WD 3 No Volvo 2000 C 70 S 70 V 70 8 Yes S 40 V 40 Yes S 80 Yes A 43 Appendix A Ma
58. Connector DLC Attach the Equipment OBD LEAD to the Vehicle Connector Leave the Key OFF for a MINIMUM OF 15 SECONDS before continuing Press CONTINUE to proceed F10 Continue 1 F DLC Location Help F6 Connection Not Possible Press Esc to Abort Figure 2 29 OBDII Connection 3 OBD Hookup information displays See Figure 2 29 Follow the screen prompts Be sure the ignition key is off Locate the vehicle s OBD diagnostic link connector DLC Attach the analyzer OBD lead to the vehicle connector Leave the key off for 15 seconds with connector attached Y Never connect to the vehicle until instructed to do so J Press F1 to see a diagram of common connection locations and press Esc to exit or see Figure A 10 page A 18 Select Continue F10 when ready to proceed Follow the procedure in OBD Testing Begins page 2 19 J If the OBD lead cannot be connected to the vehicle select Connection Not Possible F6 and follow the procedure in OBD Connection Problem page 2 19 2 18 Vehicle Emissions Inspection OBD Connection Problem Vehicle Emissions Inspection E Sun Select the reason that prevents the equipment s OBD lead from being L m connected to the vehicle s DIAGNOSTICS LINK CONNECTOR DLC O B S On Board Information System PENNSYLVANIA The DLC is damaged or tampered Ea The DLC is obstructed or inaccessible Return to previous screen Copyright 2003 S
59. NFIRM THAT THE VEHICLE IS OPERATING ON DIESEL BY SELECTING YES Select Yes press Enter and the test ends Vehicles fueled by diesel do not require testing 20 Enter the Odometer Reading and select Continue F10 Y Do not enter tenths of miles or decimal points 21 If the system found a match the Vehicle Confirmation Screen displays asking if it is the correct vehicle Select Yes F10 to CONTINUE or No Esc if the vehicle is incorrect and manually enter the vehicle information Vehicle Emissions Inspection VEHICLE DATA CONFIRMATION Vehicle Model Year 1996 5 i Vehicle Make CHEVROLET L Vehicle Model CAMARO Vehicle Body Style SEDAN 6 3 80L O B S EITHER County 02 ALLEGHENY Transmission AUTOMATIC Fuel Type Gasoline f Odometer 55555 eas Information System PENNSYLVANIA ER Copyright 2003 Snap on Technologies Inc i accea eor SYSTEM OK Figure 2 12 Vehicle Data Confirmation J If the vehicle VIN Title Number and License Plate is found on the VID the screen in Figure 2 12 displays 22 After all data is entered and validated a review screen displays See Figure 2 12 Review the information and if correct select ACCEPT to Continue or EDIT to BACK UP and make corrections 2 9 Vehicle Emissions Inspection Vehicle Not Found on the VID Vehicle information must be entered before performing a test If no vehicle match is found on the VID J See Vehi
60. NNSYLVANIA Transmission Type AUTOMATIC Fuel Type GASOLINE County of Registration ALLEGHENY Ex Is this the correct vehicle Snap on Technologies Inc ie Press F10 if this is the correct vehicle Pi Esc if thi dd t match thi hicle to be tested ress Esc if the record doesn t match the vehicle e tesi SYSTEM OK Figure 2 9 Vehicle Found Confirmation 11 If the vehicle is found on the VID the Vehicle Confirmation screen displays completed with all information available from the VID Confirm that all information is correct and select Yes F10 to Continue Select No Esc if the vehicle information is incorrect Vehicle Emissions Inspection Vehicle Emissions Inspection A O OOO O OOOO O Vehicle Model Year 1996 OBIS On Board Information System Vehicle Make CHEVROLET Vehicle Model CAMARO E Vehicle Body Style SEDAN 6 3 80L EITHER Y County 02 ALLEGHENY PENNSYLVANIA Bx Copyright 2003 Transmission AUTOMATIC z Fuel Type Gasoline Odometer 0 F10 Esc Es Enter the vehicle model year SYSTEM OK Figure 2 10 Vehicle Data 12 Verify that the information in the Vehicle Data screen is correct If necessary enter the necessary vehicle information changes using the keyboard and dropdown menus See Figure 2 10 13 Enter the Vehicle Model Year and press Enter Snap on Technologies Inc
61. Network Diagnostics 1 From the Station Menu gt Network Communications Diagnostics select Network Diagnostics The analyzer attempts to contact the host computer 2 Review the status message If data on the analyzer and the host match the following message displays NETWORK COMMUNICATIONS PASSED If data on the analyzer and the host do not match the following message displays NETWORK COMMUNICATIONS FAILED Ifthe analyzer and the host cannot communicate the following message displays CANNOT ACCESS NETWORK CALL TECHNICAL SUPPORT J For additional information refer to Troubleshooting Communication Problems page 6 6 Station Menu Troubleshooting Communication Problems If you experience communication problems perform the following diagnostics using the Network Diagnostics function This is the most comprehensive test and provides the most information rapidly Following is a list of error messages that may occur and possible corrective actions FAILED AUTOMATIC NUMBER IDENTIFICATION ANI CHECK Call MCI help desk and verify the analyzer phone number is correct GENERAL EXCEPTION Call MCI help desk INVALID SERVER RESPONSE Call MCI help desk INVALID STATION OR ANALYZER ID Call MCI help desk and verify your Station Number or analyzer number are correct The Station Number can be found on the Status page NO DIAL TONE Check the phone line to the analyzer using a telephone for testing If OK
62. OBIS Safety and Emissions Analyzer System Operating Instructions Pennsylvania LIAD EII DIAgrnosLics Table of Contents Using This Manual ccc oes scence ea es ae eS ot Seo ae as he it EER EERE RE a v Safety Information 00022 eis bees ee Seg bes a A a a ieee I Introduction and Equipment OvVervieW ooooooocccocnncnno a 1 1 Clean Air and Vehicle Emissions oocooccocco tees 1 1 Engine Combustion casee aa i eee 1 2 PORAN Tica da rd obs ale ed eu Ate A Mae willed dag AA Get are ay ib 1 2 Acronyms and Terms ic a DO aa he a 1 3 Equipment OV6MvieW s ccd sedate ee eet bed a eed bd abba ged denedawtoieres 1 4 Analyzer Eroticos coco conten een ant eee das baa dete retain cee eae dead ae tp Bae 1 4 Analyzer Back oseere ita autho Speedie Etat ead te ae ia aa eave os 1 6 User PC FUNCION Sc Ano ance o a ld did 1 8 Bar Code Scanner 0 0 0 0 teeta 1 9 Remote Control econo A a oes Soe ee a eo iees 1 9 Gas Cap Tester a wastes hi a ee el ete ee et 1 9 System SECUT Vs wire oaea Pa ee eae On Saad A es es men ates 1 10 Using the Keyboard oooccocooooo ee tee eee 1 10 FUNCION KEYS roma hee Pee eget ee Le sota Bae A wba blew aad dine Tae 1 10 Data Entry KeyS eroa concen anto ea bse cet oh Voie eet re a ete nee er a an eee 1 11 Calculator and Movement Control KeyS 0 000 cect eee 1 11 Using the Remote Control Keypad n sasaaa anaana 1 12 General Vehicle Inspection 0 000 ccc ee
63. ach back NOTE Many Chevrolet trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded A 20 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Chrysler 2002 Concorde LHS 300M 1 No below lower instrument panel cover near steering column connector slants down Neon 2 No below lower instrument panel cover near steering column Prowler 2 No below lower instrument panel cover near cowl PT Cruiser 1 No below steering column under instrument panel Sebring Sedan 3 No underneath instrument panel near steering column connector slants down Town amp Country Van 2 No below lower steering column cover near park brake release cable handle NOTE On 1998 and later Chrysler vehicles the DLC is located at 3 lower dash between parking brake and brake pedal Daewoo 2002 Lanos No Leganza No Nubira Yes behind fuse panel cover on kick panel Dodge 2002 Caravan amp Grand Caravan 2 No lower edge of dash above parking brake pedal Dakota Truck amp Durango 1 No below steering column opening cover near hood release cable handle Intrepid 1 No below lower instrument panel cover near steering column Neon Stratus 3 No lower edge dash surround right of steering column Ram Van amp Wagon 1 No lower edge dash above br
64. ake pedal Ram 1500 Truck 1 No below steering column opening near hood release cable handle Ram 2500 amp 3500 Truck 6 No underneath instrument panel below ashtray Viper 2 No underneath instrument panel near clutch pedal Ferrari 2002 All models 3 No up high under dash may be close to steering column A 21 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Ford Cars amp SUVs 2002 Crown Victoria Excursion 3 No SUV Thunderbird Windstar Escape SUV 2 No lower edge dash right of hood release Escort amp Escort ZX2 No Expedition SUV Yes lower edge dash above accelerator pedal has removable plastic cover Explorer SUV 1 No lower edge dash above accelerator pedal has removable plastic cover Focus 2 Yes see in dash left of hood release behind unmarked pull down door Mustang 3 No rear of lower dash next to trans tunnel faces left Taurus 1 No lower edge dash left of steering column Ford Trucks 2002 All Econoline Vans amp Club 3 Yes lower edge dash below Wagon steering column Explorer SportTrac 2 Yes lower edge dash left of steering column cap snaps out All F Series Trucks No Ranger 2 No left of hood release GMC Trucks 2002 Denali 2 No lower edge of dash above parking brake Envoy 3 No lower right edge of dash reach back next to console Safari Van Savana Van 2 No lower e
65. ation which if not avoided will result in death or serious injury to the operator or bystanders Warning indicates a potentially hazardous situation AWARNING which if not avoided could result in death or serious injury to the operator or bystanders Caution indicates a potentially hazardous situation ACAUTION which if not avoided may result in moderate or minor injury to the operator or bystanders Important indicates the possibility of damage to IMPORTANT vehicle or equipment Some safety messages contain visual symbols with signal words For example Risk of burns AWARNING Do not remove radiator cap unless engine is cold Pressurized engine coolant may be hot Hot engine coolant can cause serious burns An icon when present gives a graphical description of the potential hazard Safety messages in this section contain three different type styles e Normal type states the hazard Bold type states how to avoid the hazard e Italic type states the possible consequences of not avoiding the hazard Safety Information Important Safety Instructions Risk of electric shock Connect power cord to properly grounded outlet Do not remove or bypass the grounding pin Do not touch ignition coils coil terminals and spark plugs while operating Ignition coils coil terminals and spark plugs emit high voltage Use extreme care when working around spark plugs spark plug wires and coil terminals while e
66. bsequent sequential driving cycles during which the monitor functions and the fault does not reoccur The diagnostic system may erase a fault code after 40 warm up cycles if the fault has not re registered except as noted above Readiness Codes Readiness codes are used to indicate if the system has run all monitors available If all monitors have been run and no faults were found then the assumption is made that the vehicle is clean Appendix A OBDII Connections The location of the OBD II On Board Diagnostics connection on a vehicle depends on make model and year Following the diagram is a list of connector locations with reference to the grid Use the SAE Standardized Link to connect to the vehicle s onboard diagnostics port in order to interrogate and retrieve fault codes The information provided in this chapter was current at the time of printing However you are responsible for current applications For the most up to date information contact the Aftermarket Research Institute Inc P O Box 648 Southeastern PA 19399 Y For additional information see The Data Link Connector DLC page A 5 Diagnostic Link Connector Mapping Diagram mM gt 300 mm Preferred Connector Location Vehicle Centerline A A Figure A 10 Map of OBD II Tachometer Connector Locations J This information is for reference only and may not be current for all states A
67. cars and light duty trucks under 8500 Ibs Y The vehicle year determines which vehicles require OBO Testing Y Some vehicles that require OBD testing may not be testable The problem vehicles must then go to an ASM station for an ASM test Abort the inspection if you encounter communications problems Procedure 1 OBD Hookup information displays Follow the screen prompts Be sure the key is in the OFF LOCK position Locate the vehicle s OBD diagnostic link connector DLC Attach the analyzer OBDII port to the vehicle connector Leave the car off with connector attached until instructed to turn the key on Click CONTINUE E Figure 1 10 Example HELP Screen There are two types of HELP e System wide HELP provides general messages based on the major function currently in use such as Calibration or Main Menu See Figure 1 10 e Emissions Test HELP provides detailed information for most data entry inputs required by the operator 1 22 Introduction and Equipment Overview Main Menu Main Menu SHORTCUTS Y System stas 8 Yeticie pinos ic Figure 1 11 Main Menu OBIS On Board Information System PENNSYLVANIA E Copyright 2002 Snap on Technologies Inc Ez SYSTEM OK Select an inspection type or menu to be accessed from the analyzer Main Menu See Figure 1 11 1 Vehicle Emissions Inspection Menu e Use to perform the emissions test on vehicles
68. cc A 9 Codes Only OBD II Diagnostic Trouble Codes 0 00 cece eee tenes A 9 DTC Naming Guidelines for Signals from Components 000000 eee eeee A 11 Communication Problems 000 0 cece teens A 12 OBD System TES im sier a ct wee A A ated Gen LORE org A 14 The Malfunction Indicator Lamp 1 1 2 0 cee A 17 OBDII Connections yuca ete a oie tee anki oat a eure bee aes A 18 OBD II Connections Table 0 0 0 A 19 2002 tar rd a Fee hte ne Ba a bed eee ete A 19 200 Ti cis weed a Metis Bes ee ee ee a back aha hs hd eee E A 29 2000 iaa tad edite Mi dette ds A 38 A A tlie hat Sects Gaal niet AA A 45 M998 Hiei yaya A A we we Ye de in heey ae et eee A 53 VQ Tore ecole A pl A 59 TIMO a atti AGG ater E tenet aes aaa ad A 66 Using This Manual This manual contains instructions for set up and use of the vehicle emissions inspection maintenance I M analyzer It contains a table of contents to make information easy to find Using I M Software This documentation assumes that the I M software is properly installed and operating on a host compatible with the software The instructions assume that the operator has a basic understanding of personal computer PC operation For PC related questions refer to the manuals accompanying the host computer The computer supplied with the analyzer is not IMPORTANT equipped with virus protection software It is strongly recommended that you purchase and install
69. cece eee 4 6 New Vehicle Exemption 0 00 0 cee eee tenets 4 8 Sticker Replacement 4 8 Voided or Damaged Sticker o ooooococcocco teens 4 8 Missing or Stolen Sticker 000 ccc a 4 8 Issue Diagnostic Exemption 000 cece eee eens 4 9 Diagnostic FUNCHONS A A pean re Sie RES Sie ee ae ee tee 5 1 Snap EINK sae ssid O 5 1 Table of Contents OBDINTOSt tte al a a Mell aisha crear dey 5 2 Barcode Reader Tessar cad aaeoa Mee te Be ht ee wh eG tie a be ee ae RTE 5 4 Gas Cap Integrity Test 0 0 0 5 5 Station Menu 3 A A A a ele he ea ee A 6 1 Print Sticker Used Repon ierat cerea De piae E E E AO ATE E AAE E A ea 6 2 Network Communications Diagnostics s sasaaa aaaea 6 3 ModemDiagnostics sra ariei ar E Pid we ale dee AE ai 6 4 Dial Tone Check cc A ead eds Dee E ae eh 6 4 Network DiagnOStiCS 43 4 pecan aaa ed Aw a a 6 5 Troubleshooting Communication Problems 0000 00 eee eee eee 6 6 Data File Refresh pitting taal tnd ius Ghee eae EE AE E EERE 6 7 Previous Vehicle Inspection History 0 00 6 8 Print Communication Log ito whet ed ore Raia vine tia RA ae 6 9 Test Record Search and Retrieval 1 2 2 2 0 00 cece eee 6 10 Request Lockout Status ensisi ri aiaa a ni aa aA E E A AA E A TE E 6 11 Emergency Software Update 0 0 cece teens 6 13 Remote Software Update oooooccoccco eens 6 14 Other FUNCIONS essan arate A Ee aie cee A oe ee a E 7 1
70. ceeded or components are faulty the PCM must test and or monitor components for proper operation Sometimes these component tests are complex and require the vehicle be operated in certain driving modes or conditions to complete e Drive Cycle Requires an engine startup and shut down e Warm Up Cycle Requires engine operation that ensures the coolant temperature rises to a minimum of 40 F from engine startup and reaches a minimum of 160 F e A Trip means vehicle operation following an engine off period of duration and driving mode such that all components and systems are monitored at least once by the diagnostic system This is subject to the limitation that the trip monitoring conditions must all be encountered at least once during he first engine start portion of the applicable FTP cycle While there have been efforts to develop a generic drive cycle this does not currently seem possible due to significant design differences between manufacturers Component Monitoring When fuel level is low manufacturers are allowed to disable monitoring systems affected by running out of fuel e g misfire detection However these component monitoring systems can only be disabled if the fuel level is below 15 of nominal tank capacity Misfire Monitoring The diagnostic system must monitor and report engine misfire and identify the specific cylinder experiencing the misfire If more than one cylinder is misfiring a separate
71. celerator pedal LeSabre 2 No lower edge dash right of parking brake release Park Avenue 2 No lower edge dash between steering column amp park brake Regal 3 No lower edge dash right of steering column next to console Cadillac 2000 Catera 2 No Deville amp Concours 2 No lower edge dash above park brake pedal cap Eldorado 1 No Escalade SUV amp EXT 2 No bottom left corner of dash above parking brake Seville 2 No lower edge dash right of steering column amp hood release A 38 Appendix A Manufacturer Year Model Focation Cover Comments See Figure A 10 Chevrolet Cars 2000 Camaro Malibu 3 No Cavalier Corvette Metro 1 No Impala Lumina Sedan amp 3 No lower edge dash right of Monte Carlo steering column Prizm 1 No lower edge dash right of parking brake pedal Venture Van 1 No lower edge dash left of steering column Chevrolet Trucks 2000 Astro van 1 No amp SUVs Blazer amp S 10 Trucks amp C 2 No Blazer amp S Series lower K Trucks edge dash right of parking brake Chevy Van amp Express 2 No lower edge dash right of Express Van Suburban parking brake Tahoe Silverado 2 No lower edge dash above parking brake Tracker SUV also as a 3 No lower edge dash right of Geo parking brake pedal NOTE Many Chevrolet trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if
72. cle Found on the VID page 2 data entry instructions 6 for additional Vehicle Emissions Inspection VEHICLE DATA Vehicle Model Year Vehicle Make Vehicle Model Y County Transmission AUTOMATIC hd Fuel Type Gasoline E Odometer lal Esc Enter the vehicle model year OBIS On Board Information System PENNSYLVANIA Er Copyright 2003 Snap on Technologies Inc Ez SYSTEM OK Figure 2 13 Vehicle Data 1 Enter the necessary vehicle information using the keyboard and dropdown menus See Figure 2 13 Select Continue F10 to proceed Vehicle Emissions Inspection VEHICLE DATA Vehicle Model Year 2000 Vehicle Make CHEVROLET Vehicle Model K2500 Vehicle Body Style PICKUP 8 6 00L EITHER El For small pickup SUV Minivan full size pickup or Bide BERS Van rated as a 1 2 ton enter 5999 for GVWR County 51 PHILADELPHIA Transmission AUTOMATIC Z Fuel Type Gasoline E Odometer 12345 al Esc Please check safety sticker to determine operating mileage in the previous year If the vehicle has veen operated less than 5000 miles the vehicle is exempt from emissions testing abort the test and issue exempt sticker OBIS On Board Information System PENNSYLVANIA py Copyright 2003 Snap on Technologies Inc fa SYSTEM OK Figure 2 14 Vehicle Data 2 As information is
73. code must indicate that multiple cylinders are misfiring Manufacturers must phase in expanded misfire monitoring conditions beginning with the late 1997 model year based on the following schedule e Equal or exceed 50 for MY 1997 through MY 1999 e Equal or exceed 75 for MY 2000 e Equal or exceed 90 for MY 2001 and 100 implementation for MY 2002 Evaporative System Monitoring The diagnostic system must be able to verify air flow from the evaporative system The diagnostic system also monitors the evaporative system for loss of hydrocarbon vapor in the atmosphere by performing a pressure or vacuum check of the complete system Implementation of this requirement is mandatory only for MY 1996 or later vehicles Beginning with MY 2000 manufacturers must phase in diagnostic strategies to detect system leaks greater than or equal in magnitude to a leak caused by a 0 020 diameter orifice Appendix A Secondary Air System Monitor The diagnostic system must be able to indicate secondary air delivery system malfunction when the flow rate falls below a point when the vehicle would exceed 1 5 times any of the applicable FTP emission records Air Conditioning Refrigerant Monitoring If the vehicle uses a refrigerant that could harm the stratospheric ozone layer or are reactive in forming atmospheric ozone the diagnostic system must monitor for loss of the refrigerant Fuel System Monitoring Manufacturers must continuousl
74. codes on the instrument cluster warning lamp or malfunction indicator lamp MIL The MIL only alerts the driver and the technician that a code has been set Figure A 5 OBD II Test Adapter The 16 pin OBD Il adapter shown in Figure A 5 connects the analyzer to the DLC The adapter attaches to the end of the analyzer data cable and is held in place by captive screws The Powertrain Control Module PCM in OBD II vehicles monitors the function and operating efficiency of various emission related circuits and components When a monitored circuit or component is not operating properly a diagnostic trouble code DTC is set OBD II Drive Cycles Readiness Monitors Each monitor requires that a certain sequence of events occur before monitoring their assign circuit This is referred to as a drive cycle The events required to activate each monitor vary depending on the circuit and components When a Readiness Monitor parameter reads READY the required sequence of events has completed and the monitor is ready to report problems and set Diagnostic Trouble Codes DTC When a Readiness Monitor reads NOT DONE the required sequence of events has not completed and the monitor is therefore not ready to report the vehicles problems or set Diagnostic Trouble Codes When a readiness monitor reads N A the vehicle is not equipped for that monitor The paragraphs that follow give a brief description of each monitor A 6 Appendix A
75. column Focus 2 Yes below dash L of hood release behind unmarked pull down door Mustang 3 No rear of lower dash next to transmission tunnel faces left Taurus 2 No lower edge dash left of steering column Ford Trucks 2000 All Econoline Vans amp Club 3 Yes lower edge dash below Wagon steering column All F Series Trucks 3 No Ranger 1 No lower edge dash left of hood release Geo 2000 Prizm 1 No Tracker SUV 3 No A 40 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 GMC Trucks 2000 Denali Denali XL Envoy 1 No Rally Vandura Savana Van Safari Van 2 No lower edge dash below parking brake release Sierra Suburban Yukon 2 No lower edge dash above parking brake Sonoma 2 No lower edge dash right of parking brake NOTE Many GMC trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded Honda 2000 Accord 2 No above hood release connector faces down Civic 2 No OBD II connector faces down CR V SUV No right of console Odyssey Van No far right edge of dash next to console faces down S 2000 Roadster 7 No under passenger dash next to console Hummer 2000 All models 2 No Some vehicles may have a connector cover Hyundai 2000 Accent 2 No rear of lower edge dash right of hood release Elantra No Sonata No rear lower edg
76. contains no information use ful to the user Select this function only when advised by the Communication Help Desk 6 9 Station Menu Test Record Search and Retrieval Test Record Search and Retrieval VIN Number O B S Title Number TestDate 02 28 2003 y On Board Information System Sticker Number PENNSYLVANIA By Copyright 2003 F10 Ese Snap on Technologies Inc E Please enter the vehicle VIN number to search for SYSTEM OK Figure 6 8 Test Record Search Use Test Record Search and Retrieval to display a list of all inspections for a VIN performed at the station during the past 30 days 1 To access select Main Menu gt Station Menu gt Test Record Search and Retrieval The Search Criteria screen displays See Figure 6 8 2 Enterthe VIN number and the Title Number Test Date and or Sticker Number A report displays on the screen or can be printed Test record information includes date begin time VIN vehicle license year make model and Inspector ID J Press F10 to search for a specific record J Press F9 to see all stored reports J The more data entered the faster the search 3 Use the arrow keys to scroll the list and select a single vehicle inspection record for display 4 Once a record is located review the complete vehicle inspection record and print an individual record using the VIR printer J Both the on screen and printed
77. ctors 1 Nissan dedicated connector which works only with a Nissan scan tool or Nissan dedicated laptop PC 2 Standard 16 pin OBD II connector which may be used with any generic scan tool Isuzu 1997 Hombre Truck 2 No lower edge of dash right of parking brake Oasis Van 7 No under passenger dash next to console Rodeo 2 No under dash at left connector faces down Trooper 2 Yes behind unmarked panel over hood release Jaguar 1997 XJ 8 XJR Super V8 XJ 3 No Sport Van den Plas All XK Sports Cars 2 No A 62 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Jeep 1997 Cherokee 2 No rear of lower left edge dash Grand Cherokee Wrangler 2 No rear of lower left edge dash Kia 1997 All Vehicles 3 No lower dash above accelerator pedal Sportage SUV 3 No Lamborghini 1997 All Models 3 No Land Rover 1997 Defender 90 8 Yes remove fuse box cover plug is above fuse panel Discover 8 Discovery II 3 No lower right corner dash next to console Range Rover 7 No lower left passenger dash next to console Lexus 1997 ES 300 2 Yes remove fuse box cover plug is above fuse panel GS 300 amp 400 1 No lower edge dash next to steering column LS 400 Yes above parking brake LX 450 SUV Yes lower right edge dash next to console SC 300 SC 400 2 Yes lower le
78. ctors create conditions which are unfavorable for complete combustion Contributing factors include degraded engine and cylinder conditions impure fuel the natural impurities in the air and imprecise combustion timing Consequently we must monitor vehicle emissions pollutants in order to limit their contribution to air pollution Some by products of internal combustion engines have all been recognized as hazardous in high concentrations These pollutants alter the composition of the air we breath which is usually 78 nitrogen 20 8 oxygen and 1 trace elements Carbon Monoxide co A major component of polluted air is carbon monoxide CO CO is a colorless odorless gas which when concentrated is toxic Any fueled engine properly adjusted and in good operating condition produces relatively low CO readings Excessive CO develops when the combustion chamber is receiving a large volume of fuel and a proportionately small amount of air By weight carbon monoxide accounts for about 47 of air pollution produced by vehicle emissions Oxides of Nitrogen NO Another pollutant comes in the form of oxides of nitrogen NO Oxides of nitrogen consist of nitrogen combined with varying amounts of oxygen NO is produced by heat and pressure during the combustion process and is a main component in photochemical smog described earlier Hydrocarbons HC Of greater concern today however is unburned gasoline which is composed of hydroca
79. d Every 60 to 90 Days Lubricate the cabinet casters with a light viscosity machine oil every 60 to 90 days Periodically e Clean the test leads and power cord periodically with waterless hand cleaner and wipe dry e The analyzer has a painted stain resistant finish Clean the painted and plated surfaces with spray cleaner Wipe down the cabinet periodically with a damp cloth Printer Operation and Maintenance For information regarding printer operation and maintenance refer to the user manual provided with the printer Do not change any of the default printer settings IMPORTANT Doing so may result in improperly printed inspection reports General Maintenance Maintaining the Bar Code Scanner The bar code scanner requires minimum care Although specific maintenance is not required the following periodic checks help to keep the scanner in optimum condition Cleaning the Scanning Window Why The bar code scanner uses an optical system protected by a window at the scanning end It is important to keep this window clean because if it becomes dirty scratched or smudged the optics behind the window do not work properly When The scanning window must be kept clean to assure that the unit scans successfully on the first attempt The scanning window should be cleaned anytime scanning performance begins to degrade or when the window is visibly dirty How If the scanning window becomes dirty clean it by wiping a soft
80. d by chapter section and page number Example See Using I M Software on page i iii Equipment Damage The possibility of damage to vehicle or equipment is introduced by a signal word indicating this condition Example To prevent hard drive corruption always IMPORTANT power down the analyzer computer by turning off the main power switch located on the back of the analyzer when an analyzer system menu is displayed Safety Messages Safety messages are provided to help prevent personal injury and equipment damage All safety messages are introduced by a signal word indicating the hazard level The types of safety messages are Indicates an imminently hazardous situation which ADANGER if not avoided will result in death or serious injury to the operator or to bystanders Indicates a potential hazard which if not avoided AWARNING could result in death or serious injury to the operator or to bystanders Using this Manual Indicates a potential hazard which if not avoided may result in minor or moderate injury to the operator or to bystanders The three part message panel used with safety messages uses Three different type styles further define the potential hazard e Normal type states the hazard e Bold type states how to avoid the hazard and e Italic type states the possible consequences of not avoiding the hazard Some safety messages contain visual symbols with signal words Example Risk o
81. dash in line with ignition switch Navigator SUV No lower right edge of dash Town Car No lower edge dash right of steering column Lotus 2001 Esprit 7 No above passenger dash Mazda 2001 All Mazda B series pickup 1 No listing includes 2000 trucks 2300 2500 3000 amp 4000 626 No Millenia No lower right corner dash next to tunnel Mazda 2001 MPV Van 2 No behind lower edge dash to right of hood release MX 5 Miata Yes behind fuse box panel Protege No rear left edge dash next to hood release Tribute SUV 2 No rear edge dash right of hood release Mercedes Benz 2001 C Class amp CLK Yes All other models Yes Mercury 2001 Cougar 2 No far left of dash rear of lower edge Grand Marquis No Mountaineer SUV Yes Sable No Mitsubishi 2001 Diamante 1 No Eclipse 3 No lower right edge dash next to kick panel Galant Montero Sport 3 No Mirage 2 No Montero SUV 3 No lower edge dash at far right connector faces down A 35 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Nissan 2001 All passenger car models 2 No Frontier Truck X Terra SUV 200 SX amp SE Pathfinder SUV 2 No lower edge dash right of hood release Quest Van 2 No lower edge dash left of steering column Oldsmobile 2001 Alero 2 No lower left edge dash between steering column amp hood release Aurora N
82. dge dash below parking brake release Sierra Suburban Yukon 2 No lower edge dash above parking brake Sonoma 2 No lower edge dash right of parking brake NOTE Many GMC trucks come with a pull off cover This cover is not attached lt may be missing on some vehicles if discarded A 22 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Honda 2002 Accord 2 No above hood release connector faces down Civic 3 No lower right edge dash behind console trim CR V SUV No right of console Insight Hybrid No right side edge of console near floor Odyssey Van 3 No far right edge of dash next to console faces down S 2000 Roadster 7 No under passenger dash next to console Hummer 2002 All models 2 No Some vehicles may have a connector cover Hyundai 2002 Accent 2 No rear of lower edge dash right of hood release Elantra No Sonata No rear lower edge dash next to console Tiburon 1 No lower edge dash right of steering column Santa Fe SUV Yes located in fuse box panel XG 350 No Infiniti 2002 1 30 2 No connector located near fuse box cover connector faces down 1 35 No connector faces down Q 45 No OBD II connector faces down QX 4 SUV 2 No located by fuse box cover connector faces down NOTE Vehicles with an have two types of connectors 1 Nissan dedicated connector whic
83. e abort as shown in Figure 1 4 Select NO or press ESC a second time to return to the place in the test from which the abort was attempted Select YES to abort the test J After selecting YES in some applications an Abort Code may be required indicating the reason the test was ended In this case the analyzer displays a list of Abort Codes Highlight the correct code and press Enter Introduction and Equipment Overview Using the Bar Code Scanner The analyzer is equipped with a bar code scanner that is used to simplify the entry of frequently used information including e Vehicle Identification Numbers VINs e Vehicle sticker information and e Other bar coded information IMI Ms Figure 1 5 Example 1 D and 2 D Bar Codes Figure 1 5 shows a typical bar code symbol By arranging the bars and spaces contained in a bar code in a certain order it is possible to represent or encode letters words and numbers Bar codes contain a blank area on their left and right sides This blank area is called a quiet zone and it tells the scanner where the bar code begins and ends It is important to include these blank areas when running the scanner over the bar code Scanning Technique Test the Scanner Aim the scanner away from you and press the trigger When you press the trigger the scanning beam is energized for approximately 3 5 seconds default Scan 1 Make sure the symbol you want to scan
84. e dash next to console Tiburon 1 No lower edge dash right of steering column Infiniti 2000 G 20 No connector faces down 1 30 Q 45 No OBD II connector faces down QX 4 SUV 2 No located by fuse box cover connector faces down NOTE Vehicles with an have two types of connectors 1 Nissan dedicated connector which works only with a Nissan scan tool or Nissan dedicated laptop PC 2 Standard 16 pin OBD II connector which may be used with any generic scan tool A 41 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Isuzu 2000 Amigo Rodeo 2 No under dash at left connector faces down Hombre Truck 2 No lower edge dash right of parking brake Trooper VehiCross 2 Yes behind unmarked panel over hood release Jaguar 2000 XJ 8 XJR Super V8 XJ 3 No Sport Van den Plas All XK SPorts Cars 2 No Jeep 2000 Cherokee No rear of lower left edge dash Grand Cherokee Wrangler No rear of lower left edge dash Kia 2000 All Vehicles 3 No lower dash above accelerator pedal Sportage SUV 3 No Lamborghini 2000 Diablo 3 No find next to left side under dash Land Rover 2000 Discover amp Discovery II 3 No lower right corner dash next to console Range Rover 7 No lower left passenger dash next to console Lexus 2000 ES 300 2 Yes remove fuse box cover plug is above fuse panel GS 300 amp 4
85. ect YES to abort the test Select NO or press ESC a second time to return to the inspection During inspections programming returns to the Main Menu Press to display on screen HELP information HELP contains additional test instructions or explanations when available There are two types of HELP System wide HELP provides general information about the currently displayed function Vehicle inspection HELP provides detailed input information about entries that must be completed by the operator Press to clear data from a data entry field Press to move backwards in a procedure sequence Press to move forward in a procedure sequence This function is available to produce a hard copy of the current screen except during vehicle emissions testing Scroll lock and pause break keys are not applicable Display system faults or warnings currently present when STATION LOCKOUT SYSTEMS FAULT PRESENT or SYSTEM WARNING PRESENT appear in the lower right of the screen Introduction and Equipment Overview Data Entry Keys 1 through 9 Aa through Zz Punctuation BACKSPACE CAPS LOCK ENTER SHIFT SPACE BAR Delete Calculator Keys Enter numbers Enter letters Enter punctuation or symbols Delete a previous entry Enter capital letters All letters are capitals until CAPS LOCK is pressed a second time Confirm an action and store information in memory Invoke a key s second character or function Add a s
86. ed during EGR system operation after certain base engine and operating conditions are satisfied Inputs from the ECT IAT Throttle Position TP and CKP sensors are required to enable the EGR monitor Fuel System Monitor FUEL SYS Monitors the adaptive fuel control system and determines when a learned value exceeds a specified threshold Inputs from the ECT IAT and MAF or Manifold Absolute Pressure MAP sensors are required to enable this monitor Catalyst Efficiency Monitor CAT Determines when the catalytic converter has fallen below a minimum level of effectiveness Inputs from the ECT IAT and TP sensors are required to enable this monitor Some vehicles may also require CKP and Vehicle Speed Sensor VSS inputs When this monitor is READY it relies mainly on inputs from the oxygen sensors Evaporative Emission System Monitor EVAP SYS Checks the function of EVAP components and the ability to flow fuel vapor hydrocarbons to the engine The sequence of events required to enable this monitor vary depending on the Evaporative Emissions EVAP system components Heated Catalyst Monitor No description available A C Refrigerant Monitor No description available Appendix A Future OBD II e Vehicles with electrical systems greater than 12V in the future such as 42V will probably use a different OBD II connector because of system voltage e In the next couple of years another communication protocol called Controlled
87. ehicle Emissions Inspection OBDII COMM PROBLEM OBD Communication CANNOT be confirmed Readjust the connector and try again PRESS Retry to try again PRESS NO OBD to CONTINUE the TEST with NO OBD Communications o Continue with No OBD gt Figure 2 34 OBDII Comm Problem 8 If communication can not be established during data collection the screen in Figure 2 34 displays Recheck connections select Retry and repeat the procedure Select Continue with No OBD to end the test if communication remains unsuccessful TEST RESULTS MIL BULB CHECK Key ON Engine OFF PASS Key ON Engine ON FAIL Readiness Indicators PASS MIL Commanded ON DTCs P0123 P0234 OVERALL RESULT FAIL HO e ll be Collecting OBDII Emissions Data now You may not be able to Abort Esc during some sequences of this test Figure 2 35 Test Results 9 When the test is complete a report displays showing the results of the test See Figure 2 35 2 21 Vehicle Emissions Inspection Test Fee Entry Enter the Test Fee Charged to the Motorist Gontinue F10 Please enter the test fee Figure 2 36 Test Fee Entry 10 At the end of the OBD Test the Test Fee Entry screen shown in Figure 2 36 displays Enter the test fee in dollars and cents example 21 00 the motorist is being charged 11 Next one of two possibilities occurs The analyzer contacts the VID and transmits t
88. enter the vehicle s odometer reading as it appears on the odometer Do not include the tenth of a mile or decimal point if present Figure 4 9 Odometer Reading 4 Enter the number of miles on the odometer This vehicle is eligible for this exemption only if it has been operated for less than 5000 miles in the past year Is it eligible Figure 4 10 Vehicle Eligible 5 Analyzer asks if vehicle is eligible for an exemption Select YES if the odometer reads less than 5000 miles NO if the odometer reads more than 5000 miles 6 If Yes is selected enter sticker number and expiration date 7 The data is saved to the analyzer record and a report is printed 4 7 Sticker Maintenance New Vehicle Exemption J Use the same general procedure as previously described for the following two items Select New Vehicle Exemption from the Sticker Maintenance Menu Analyzer asks if vehicle is eligible for an exemption Select Yes if the vehicle has never been registered in Pennsylvania and the odometer reads less than 5000 miles Otherwise select NO If approved enter sticker number and expiration date The data is saved to the analyzer record and a report is printed Sticker Replacement 1 Select Sticker Replacement from the Sticker Maintenance Menu Select Yes to verify that the sticker is present for replacement Select NO if the sticker is not present for replacement
89. entered new information may display on the screen for completion i e Vehicle Body Style as shown in Figure 2 14 J Trucks require weight entry Y Press the first letter of the Make and Model to find a match 2 10 Vehicle Emissions Inspection J Selecting a Fuel Type other than gasoline automatically aborts the test Vehicle Emissions Inspection Vehicle Model Year 2000 Vehicle Make CHEVROLET un Vehicle Model K2500 Vehicle Body Style Pickup 8 6 00 L Either GVWR 5999 County 51 PHILADELPHIA Transmission AUTOMATIC Fuel Type Gasoline On Board Odometer 12345 Information System PENNSYLVANIA Er Copyright 2002 Snap on Technologies Inc id SYSTEM OK Figure 2 15 Vehicle Data Confirmation 3 A verification screen displays Review all information to be sure it is correct If correct select ACCEPT to Continue If not correct select EDIT to return to the Vehicle Data screen Figure 2 14 4 Gas Cap Test begins See Fuel Cap Test page 2 12 2 11 Vehicle Emissions Inspection Fuel Cap Test A Fuel Cap Pressure Test Calibration must be performed within 72 hours of Vehicle Emissions Inspection testing See Gas Cap Integrity Test page 5 5 for testing procedure 1 Depending on the County of Registration see page 2 1 you may be required to perform a Visual Inspection with the Gas Cap Test The Vehicle Year also determines the test type Vehicle Emissions Ins
90. enu Previous Vehicle Inspection History Use Previous Vehicle Inspection History to obtain a report listing previous emissions inspections waivers exemptions and emissions related repairs on the host for a vehicle J The station is charged for this report and you are asked to verfiy that you want to proceed Previous Vehicle Inspection History I VEHICLE IDENTIFICATION B TT D Please ask the customer for their BMV Registration Credential or previous VIR un Please scan the Bar Code on the BMV Registration Credential VIR O BIS OR Scan VIN from the vehicle and enter the Title number and License Plate using the keyboard OR Enter the VIN Title number and License Plate using the keyboard On Board Information System Test Type VIN Number PENNSYLVANIA Title License Plate Number Continue Abort El ena ai as Snap on Technologies Inc E Please select test type SYSTEM OK 1 Figure 6 6 Network Communications Diagnostics Select Main Menu gt Station Menu gt Previous Inspection History Report to place a call to the host and retrieve data for a specific vehicle When selected the following displays A Previous Inspection History Report for a Vehicle Has Been Started This report will list previous emissions inspections waivers exemptions and emissions related repairs on file in the central host computer for this vehicle There will be a charge to the station equivale
91. enue 2 No lower edge dash between steering column amp park brake Regal 3 No lower edge dash right of steering column next to console Rivera Skylark 1 No Cadillac 1997 Catera 2 No Deville amp Concours 1 No Eldorado Fleetwood No Seville No lower edge dash right of steering column amp hood release Chevrolet Cars 1997 Camaro Caprice Impala 3 No SS Cavalier Corvette 1 No Lumina Sedan amp Monte 3 No lower edge dash right of Carlo steering column Venture Van 1 No lower edge dash left of steering column A 59 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Chevrolet Trucks 1997 Astro van No amp SUVs Blazer amp S 10 Trucks amp C 2 No Blazer amp S Series lower K Trucks edge dash right of parking brake Chevy Van amp Express 2 No lower edge dash right of Express Van Suburban parking brake Tahoe Silverado 2 No lower edge dash above parking brake Tracker SUV also as a 3 No lower edge dash right of Geo parking brake pedal NOTE Many Chevrolet trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded Chrysler 1997 Cirrus Concorde LHS No Town amp Country Van No below lower steering column cover near park brake release cable handle Dodge 1997 Avenger 3 No lower right dash next to console Carava
92. er and License Plate using the keyboard 3 Confirm that entries are correct or edit Sticker Maintenance VEHICLE DATA Vehicle Model Year 1998 County Allegheny F GVWR Iz Enter 5999 for small pickup or 1 2 ton vehicle Enter 8499 for 3 4 ton or 1 ton vehicle F10 Esc If this vehicle is a TRUCK Please enter the vehicle s Gross Vehicle Weight Rating GVWR as indicated on the vehicle s permanent identification plate DO NOT INCLUDE DECIMAL POINTS OR COMMA S Figure 4 3 Vehicle Data 4 Enter the Vehicle Model Year County and GVWR ODOMETER Odometer 96111 F10 Esc Please enter the vehicle s odometer reading as it appears on the odometer Do not include the tenth of a mile or decimal point if present Figure 4 4 Odometer Reading 5 Enter the number of miles on the odometer Do not enter fractions or tenths of a mile Y Waivers are issued only by State regulation and may be denied Contact the State for help Sticker Maintenance Is this a request for a Diagnostic Waiver le EZ Figure 4 5 Request for Diagnostic Waiver If the Waiver Request is valid the question shown in Figure 4 5 displays Were Repairs performed on this vehicle which were not recorded during an emissions inspection Figure 4 6 Repairs Performed Answer the question regarding repairs If Yes is entered information regarding the repair is
93. er edge dash right of steering column amp hood release A 45 Appendix A Manufacturer Year Model Locarnon Cover Comments See Figure A 10 Chevrolet Cars 1999 Camaro Malibu 3 No Cavalier Corvette Metro 1 No Lumina Sedan amp Monte 3 No lower edge dash right of Carlo steering column Prizm 1 No lower edge dash right of parking brake pedal Venture Van 1 No lower edge dash left of steering column Chevrolet Trucks 1999 Astro van 1 No amp SUVs Blazer amp S 10 Trucks amp C 2 No Blazer amp S Series lower K Trucks edge dash right of parking brake Chevy Van amp Express 2 No lower edge dash right of Express Van Suburban parking brake Tahoe Silverado 2 No lower edge dash above parking brake Tracker SUV also as a 3 No lower edge dash right of Geo parking brake pedal NOTE Many Chevrolet trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded Chrysler 1999 Cirrus Concorde LHS 3 No Town amp Country Van 2 No below lower steering column cover near park brake release cable handle NOTE On 1998 and later Chrysler vehicles the DLC is located at 3 lower dash between parking brake and brake pedal Daewoo 1999 Lanos 6 No Leganza 3 No Nubira 2 Yes behind fuse panel cover on kick panel A 46 Appendix A
94. erview Monitor Screens The information needed to operate the analyzer appears on the monitor display screens There are several different types of screens that display on the monitor e Menus e Prompts e Data Entry Screens Menus Menu Selections Title Bar Online Help a Main Menu OBIS On Board Information System PENNSYLVANIA E Copyright 2002 Snap on Technologies Inc Ez Shortcut Buttons Navigation Buttons System Status Figure 1 7 Example Analyzer Menu Screen Menu screens are divided into the major areas described in this section See Figure 1 7 Menu Selections Title Bar On line HELP Area System Status Area Navigation Buttons Shortcut Buttons Use to select a function The area contains the menu name test name or current function On line HELP for the current screen function displays in the top right hand portion of the screen The current status of the system including any current error messages displays in the bottom right hand portion of the screen The Previous and Next buttons to navigate through screens as well as the End button used to exit the analyzer program and operate in PC mode are in the bottom of the screen These buttons are quick clicks to four commonly used functions e Main Menu e Missing or Voided Certificates e Calibration and e Vehicle Diagnostics 1 20 Introduction and Equipment Overview Prompts W
95. es commands from the onboard computer and which e Can affect emissions during any reasonable in use driving condition or e Is used as part of the diagnostic strategy for any other monitored system or component Appendix A The Malfunction Indicator Lamp Service Powertrain Soon ISO Symbol Figure A 9 Malfunction Indicator Lamps All 1996 and subsequent model year passenger car light duty trucks and medium duty vehicles must be equipped with a malfunction indicator light MIL located on the instrument panel that informs the vehicle operator of a malfunction of a powertrain component which affects emissions and provides input to or receive output from the onboard computer s or of the malfunction of the computer s itself The MIL must illuminate in the engine run key position before engine cranking to indicate that the MIL is functional The MIL must display one of the following phrases CHECK ENGINE SERVICE ENGINE SOON SERVICE POWERTRAIN SOON Alternatively the ISO engine symbol shown in Figure A 9 may be substituted J The MIL must blink during misfire conditions Extinguishing the MIL For misfire or fuel system malfunctions the MIL may be extinguished if the fault does not recur when monitored during three subsequent sequential driving cycles with conditions similar to those under which the malfunction was first determined For all other faults the MIL may be extinguished after three su
96. est results to the host or You are prompted to enter a sticker decal number for passing vehicles Enter Sticker Decal number Sticker Decal number Sticker Expiration Date 09 2003 z Continue F10 Please Enter Sticker Number Figure 2 37 Sticker Decal Number 12 If the vehicle passed the test enter the next sticker number Enter the sticker number expiration date if different from the default date that displays or if instructed to correct the date 13 The analyzer contacts the VID 2 22 Vehicle Emissions Inspection Vehicle Inspection Receipt Statement Number of VIRS to print 1 F10 Figure 2 38 Number of VIRS to Print 14 After contacting the VID select the number of Vehicle Inspection Reports VIR to print and press F10 to print the reports J Make sure the printer is ready to print After Repairs Tests After repairs inspections are required for vehicles that failed their initial inspection and have returned after obtaining vehicle repairs The emissions test part of the inspection procedure is identical to an initial inspection If a vehicle passes an after repairs inspection the operator must enter information about the vehicle s repairs This occurs after the emissions test and before entering the sticker number The procedure below provides details 1 The inspector enters their access codes to initiate an inspection Indicate the test type on the screen
97. etrieval page 7 1 e Training Mode page 7 3 e Print Rejection From Testing Forms page 7 4 VIR Reprint Record Search Retrieval J A replacement VIR can be printed from the selected test record J A replacement VIR is labeled DUPLICATE If no data is available to print on the VIR Data not available displays in the missing data field Y When the VIR is reprinted the Vehicle Emissions Inspection Menu displays Use VIR Reprint Record Search Retrieval allows to search for and reprint a Vehicle Inspection Report No test is performed the analyzer simply prints another copy of the results of the vehicle s last inspection test Vehicle Emissions Inspection Menu Vehicle Emissions Ins OBIS Equipment Maintenan VIR Reprint Test Record Search Training Mode On Board Information System i Print Rejection From 1 PENNSYLVANIA 7 Sticker Maintenance Copyright 2002 Ez SHORTCUTS Main M 5 trio iO vehicle D oorostce SYSTEM OK Figure 7 1 Vehicle Emissions Inspection Menu 1 Select Test Record Search amp Retrieval from the Vehicle Emissions Inspection Menu Other Functions SEARCH CRITERIA VINNumber STEVWEYYTTAREYVE Title Number Test Date E 02 28 2003 Sticker Number F10 F9 Esc Please enter the vehicle VIN number to search for Figure 7 2 VIR Reprint Search Criteria 2 Enter the required vehicle data in the Search Criteria Screen that dis
98. f burns Do not remove radiator cap unless engine is cold Pressurized engine coolant may be hot Hot engine coolant can cause serious burns Using this Manual Trademark Acknowledgements Snap on Snap Link and ShopKey are registered trademarks of Snap on Technologies Inc MCI is a trademark of MCI Communications Corporation MS DOS is a trademark of Microsoft Corporation Pentium is a registered trademark of Intel Corporation DELL is a trademark of Dell Computer Corporation Windows is a registered trademark of Microsoft Corporation Snap on Diagnostics A Division of IDSC Holdings Inc Lincolnshire IL EquiServ A Division of IDSC Holdings Inc Conway AR Copyright Information Pennsylvania OBIS Safety and Emissions Analyzer System Operating Instructions 2003 Snap on Diagnostics The information specifications and illustrations in this documentation are based on the latest information available at the time of printing Snap on reserves the right to make changes at any time without notice vi Safety Information For your safety read this manual thoroughly before operating the Analyzer System The Analyzer System is intended for use by properly trained skilled professional automotive technicians The safety messages presented in this section and throughout this manual are reminders to the operator to exercise extreme care when using this test instrument There are many variat
99. f discarded A 68 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Hummer 1996 All models 2 No Some vehicles may have a connector cover Hyundai 1996 Accent 6 No in coin box Elantra 2 No Sonata 3 No rear lower edge dash next to console Infiniti 1996 G 20 2 No This vehicle has only a Nissan dedicated connector behind fuse block lid 1 30 2 No OBD II connector faces down below fuse box J 30 1 No OBD II connector concealed high up under dash reach up to access Q 45 2 No OBD II connector faces down NOTE Vehicles with an have two types of connectors 1 Nissan dedicated connector which works only with a Nissan scan tool or Nissan dedicated laptop PC 2 Standard 16 pin OBD II connector which may be used with any generic scan tool Isuzu 1996 Hombre Truck 2 No lower edge dash right of parking brake Oasis Van 7 No under passenger dash next to console Rodeo 2 No under dash at left connector faces down Trooper 2 Yes behind unmarked panel over hood release Jaguar 1996 XJ 8 XJR Super V8 XJ 3 No Sport Van den Plas XJS 2 No Jeep 1996 Cherokee 2 No rear of lower left edge dash Grand Cherokee Wrangler 2 No rear of lower left edge dash Kia 1996 All Vehicles 3 No lower dash above accelerator pedal Sportage SUV 3 No Lamborghini 1996 All Models 3 No
100. ft side of dash Lotus 1997 Esprit 9 No above passenger dash Mazda 1997 MVP 1 No MX 5 Miata MX 3 No 6 626 Millenia Protege 2 No Mercedes Benz 1997 All Vehicles 2 Yes Mitsubishi 1997 3000GT Stealth 3 No Avenger Sebring 3 No Diamante 2 No Eclipse 3 No Expo Summit Wagon 2 No Galant 3 No Mirage 2 No Montero 2 No Montero Sp Nativa 3 No A 63 Appendix A Model Location ver mmen See Figure A 10 Cove Co enis Manufacturer Year Nissan 1997 Infiniti All 2 No Nissan All 2 No Porsche 1997 911 models 6 Yes Boxster No Rolls Royce 1997 Silver Spur Silver Dawn 9 No under passenger dash Park Ward Limousine Rover 1997 Defender 6 Yes under parcel tray Discovery 3 No Range Rover 9 No under passenger dash Saab 1997 900 9000 1 Yes Subaru 1997 Legacy Impreza Forester 2 Yes SVX 3 Yes Suzuki 1997 Esteem 1 No Side Kick 1 No Side Kick Sport 1 No Swift GM metro 1 No X 90 1 No Appendix A Manufacturer Year Model a 10 Cover Comments Toyota 1997 4Runner 2 4 WD 3 No Avalon 2 Yes behind fuse cover Camry 3 No Celica 3 Yes Corolla 1 No ES 300 3 No GS 300 1 No Land Cruiser 2 Yes behind fuse cover LS4 00 2 Yes LX 450 2 Yes behind fuse cover Paseo 2 Yes behind fuse cover Previa 2 4 WD 6 Yes top instrmt panel Prizm 1 No RAV4 2 4 WD 3 No SC
101. ge Rover No under passenger dash Saab 1999 9 3 1 Yes lower edge dash right steering column plastic cover 9 5 3 Yes Saturn 1999 All S Series 2 No Subaru 1999 Forester 1 Yes left side of steering column pull down cover Impreza 1 Yes left side of steering column Legacy Brighton Outback 2 Yes left side of steering column Legacy Postal Vehicles 2 on driving right side of RHD instrument panel layout Suzuki 1999 Esteem 31 No lower dash right of steering column X 90 No Swift No lower dash right of steering column Vitara Grand Vitara XL 7 3 No lower edge dash right of steering column near center console A 51 Appendix A Manufacturer Year Model aa 10 Cover Comments Toyota 1999 4 Runner SUV 3 No Avalon 2 Yes bottom left edge of dash behind fuse block cover Camry Solara Camry 1 No lower edge dash below steering column Celica 3 Yes Corolla 1 No Land Cruiser Paseo 2 Yes behind fuse box cover Prizm 1 No RAV 4 SUV 3 No behind lower edge dash Sienna Van 3 No Supra 2 Yes Tacoma Truck 3 No T 100 Truck 3 No VOLVO 1999 S 80 2 Yes All Other Vehicles Yes hand brake area Volkswagen 1999 EuroVan Yes Golf Jetta No New Golf New Jetta New No Bettle Passat Cabrio A 52 Appendix A 1998
102. ge dash mounted on a bracket above accelerator pedal Tacoma Truck Tundra 3 No lower edge dash next to Truck console connector faces down Volkswagen 2001 Cabrio Golf Jetta New 2 No under dash at left side Beetle Eurovan Passat No GTI No remove ashtray sliding cover next to ashtray Volvo 2001 C 70 V 90 8 Yes in center console compartment under cover marked DLC S 40 V 40 No S 80 V 70 No A 37 Appendix A 2000 Manufacturer Year Model Location Cover Comments See Figure A 10 Audi 2000 A4 1 8T amp Quattro A4 2 8 2 No lower dash left of steering amp Quattro A4 Avant amp 2 8 column wagon A6 8 Quattro A8 3 7 8 4 2 Cabriolet NOTE From 1998 to 2002 all Audi DLC s are located at 2 uncovered including S4 Quattro and TT Coupe and Roadster Bentley 2000 All models 2 No engine codes A B C D amp E DLC in lower fascia compartment remove plastic cover panel Engine code F DLC is just above parking brake pedal BMW 2000 3 Series 2 Yes lower dash next to kick panel pull cover down 5 Series 8 Series 2 Yes lower dash next to kick panel pull 1st cover off then 2nd down 7 Series 6 Yes below radio and A C controls pull 1st cover off then 2nd down Z All models 7 Yes passenger side next to console Z 8 2 Yes lower dash over clutch amp brake pedals pull cover down Buick 2000 All Century No at right of ac
103. h works only with a Nissan scan tool or Nissan dedicated laptop PC 2 Standard 16 pin OBD II connector which may be used with any generic scan tool Isuzu 2002 Axiom Rodeo Rodeo 2 No under dash at left Sport connector faces down Trooper 2 Yes behind unmarked panel over hood release Jaguar 2002 S Type Sedan All XJ 3 No Sedans Van den Plas X Type AWD Sedan All 2 No XK Sports A 23 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Jeep 2002 Grand Cherokee 2 No Below steering wheel opening cover near hood release cable handle Liberty 3 No Below knee blocker cover near center console Wrangler 2 No Below instrument panel left of brake panel Kia 2002 Optima 3 No under dash next to console connector faces down Rio 3 No under dash next to console connector faces down Sedona Van 1 No connector faces down Spectra No Sportage SUV No Lamborghini 2002 All Models No Diablo No find next to left side of console under dash Land Rover 2002 Discover amp Discovery II 3 No lower right corner dash next to console Freelander 6 No left side of console facing left Range Rover 7 No lower left passenger dash next to console Lexus 2002 ES 300 1 Yes bottom edge of dash left of steering column GS 300 amp 430 1 No lower edge dash next to steering column IS 300
104. host computer using telephone lines The Dialtone Test verifies the phone connection between the analyzer and the telephone wall jack From the Station Menu gt Network Communications Diagnostics select Modem Diagnostics The modem is OK if the following message displays MODEM DIAGNOSTICS PASSED Call Service to repair the analyzer if the following message displays MODEM DIAGNOSTICS FAILED CALL SERVICE The Dial Tone Check verifies that there is a phone connection between the analyzer and the telephone wall jack 1 From the Station Menu gt Network Communications Diagnostics select Dial Tone Check The analyzer attempts to detect a dial tone Dial tone detected DIAL TONE DETECTED PASSED Dial tone NOT detected NO DIAL TONE DETECTED FAILED CHECK TO SEE THAT PHONE CORD IS CONNECTED POSSIBLE FAULTS CAN BE CHECKED USING A STANDARD PHONE AT BOTH THE EQUIPMENT END OF PHONE CABLE OR AT THE WALL PLUG FOR PHONE IF NO DIAL TONE ON PHONE CABLE CONTACT PHONE COMPANY IF DIAL TONE DETECTED USING PHONE THE FAULT IS IN EQUIPMENT CALL SERVICE Plug a standard telephone into the wall jack used by the analyzer and attempt to make a call If you can call out successfully using the telephone call EquiServ to repair the analyzer J Do not contact the telephone company the telephone line is fine If you cannot place a call contact the phone company as the analyzer is fine Station Menu
105. ic center to help determine the reason the vehicle does not perform the diagnostic tests Use a high impedance digital voltmeter Appendix A Ground Test This test measures the voltage drop across the ground side of the diagnostic connector An ideal system ground should have a voltage drop of 0 1 volt or less 1 Connect the voltmeter positive lead to the ground terminal in the diagnostic connector 2 Connect the negative lead directly to the battery negative terminal J Do not connect the voltmeter negative lead to an engine or chassis ground To check for an open circuit at the diagnostic connector ground terminal connect the voltmeter positive lead to the battery positive and the negative lead to the connector ground terminal You should read battery voltage If the meter reads zero the ground terminal is open Battery Voltage Test This tests the battery voltage supply to the computer 1 Connect the voltmeter positive lead to the battery voltage terminal at the diagnostic connector 2 Connect the negative lead to the battery ground terminal You should ready battery voltage Appendix A OBD System Testing For most emission control systems and components OBD II requires that malfunctions are identified before a problem becomes serious enough to cause vehicle emissions to exceed Federal Test Procedure FTP standards by more than 50 Instead of monitoring emissions directl
106. ions in procedures techniques tools and parts for servicing vehicles as well as in the skill of the individual doing the work Because of the vast number of test applications and variations in the products that can be tested with this instrument the manufacturer cannot possibly anticipate or provide advice or safety messages to cover every situation It is the automotive technician s responsibility to be knowledgeable of the system that is to be tested It is essential to use proper service methods and test procedures and to perform tests in an appropriate and acceptable manner that does not endanger your safety the safety of others in the work area or the equipment or vehicle being tested It is assumed that before using this tool the operator has a thorough understanding of vehicle systems Understanding the principles and operating theories of vehicle systems is necessary for competent safe and accurate use Before using the Analyzer System always refer to and follow the safety messages and applicable test procedures provided by the manufacturer of the equipment or vehicle being tested Safety Information Read All Instructions Read all instructions and safety messages in this manual All safety messages in this section contain a signal word a three part message and in some instances a symbol pictorial The signal word indicates the level of hazard in a situation ADANGER Danger indicates an imminently hazardous situ
107. ive Emissions EVAP Purge Solenoid Exhaust Gas Recirculation EGR Solenoid Fan Control FC Relay 1 Fan Control FC Relay 2 Heated Oxygen Sensor HO2S In acronym Heated Oxygen Sensor HO2S In acronym Voltage Heater Heated Oxygen Sensor HO2S Heated Oxygen Sensor HO2S Idle Air Control IAC Valve Voltage Idle Air Control IAC Valve Ignition Control IC N A Voltage Ignition Control IC N A Voltage Injector N A Intake Air Temperature IAT Voltage Knock Sensor KS In acronym Knock Sensor KS Module Malfunction Indicator Lamp MIL in acronym Manifold Absolute Pressure MAP Sensor Voltage Mass Air Flow MAF Sensor Frequency Mass Air Flow MAF Sensor Secondary Air Injection AIR Solenoid Temperature Sensor Voltage Throttle Position TP Sensor Voltage Throttle Position TP Sensor Torque Converter Clutch TCC Solenoid Stuck on Vehicle Speed Sensor VSS In acronym Vehicle Speed Sensor VSS In acronym Intermittent If used NOTE Service Information uses Component System SAE J1930 or Acronym SAE J1930 Modifier Noun Name Parameter A 11 Appendix A Communication Problems Some OBD II equipped vehicles have problems communicating with the analyzer A PCM may fail to communicate with the analyzer If a problem exists with the wiring or other circuit parts on the vehicle the analyzer may not be able to communicate with the PCM The vehicle s failure to perform a test also can be a symptom for diagnosing a
108. lear STATION LICENSE SUSPENDED Er Clear STATION LICENSE REVOKED Clear COMMUNICATIONS FAILURE TO PAY Clear Vehicle Reference Table corrupt Copyright 2003 TGlose Snap on Technologies Inc Esc iz Use arrows to select lockout item SYSTEM OK Figure 6 10 Request Lockout Status Report 3 An on screen report displays for review See Figure 6 10 Y The report shows your allowed No Contact Limit J The status must show Clear for all items to perform tests J If the analyzer is locked out contact the MCI Help Desk to have the problem corrected or to discuss the problem 4 Select Esc to Exit 6 12 Station Menu Emergency Software Update Emergency Software Update 5 Update Information O B l S Description Current Version On Board Information System Current Build pc PENNSYLVANIA Update Version Update Build BY Copyright 2003 by E lt lt RA pe Press Start button to begin software installation or Press Close to abort SYSTEM OK Figure 6 11 Emergency Software Update Use the Emergency Software Update function when required to download changes and updates to analyzer software 1 Insert the Update CD into the CD drive of the PC See Analyzer Front page 1 4 for CD locations 2 Select Software Update from the Station Menu The screen in Figure 6 11 displays Follow the on screen instructions until the update is complete 3
109. n amp Grand Caravan 2 No lower edge of dash above parking brake pedal Colt Vista Wagon 2 5 No left of connector location area Dakota Truck amp Durango 2 No lower edge dash left of SUV hood release Intrepid 2 No lower edge dash between parking brake amp pedal Neon Stratus Viper 2 No under left side dash pver hood rise by kick panel Ram Van amp Wagon 1 No lower edge dash above brake pedal Stealth 3 No lower right edge of dash nest to console Eagle 1997 Summit Sedan 2 No Summit Wagon 2 5 No left of location area Vision 1 No lower center dash left of steering column Ferrari 1997 All models 3 No up high under dash may be close to steering column A 60 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Ford Cars amp SUVs 1997 Aerostar Van 3 Yes Aspire Probe 3 No Contour 2 No Crown Victoria 3 No Escort amp Escort ZX2 2 No Expedition SUV 3 Yes lower edge dash above accelerator pedal has removable plastic cover Explorer SUV 2 Yes lower edge dash left of steering column Mustang 3 No rear of lower dash next to transmission tunnel faces left Taurus 2 No lower edge dash left of steering column Thunderbird 7 Yes Windstar 1 No bottom edge dash right of steering column Ford Trucks 1997 All Econoline Vans amp Club 3 Yes lower edge dash below Wagon steering column
110. nap on Technologies Inc iz e ll be Collecting OBDII Emissions Data now You may not be able to Abort Esc during some sequences of this test SYSTEM OK Figure 2 30 OBD Connection Problem A reason must be identified if the vehicle can not be connected for testing Use the screen shown in Figure 2 30 to select the reason for the vehicle cannot be connected JY If the Connection Problem screen was accessed in error select Return to previous screen and continue testing Y OBD must be tested The vehicle fails the test when any of the choices on the Connection Problem screen are selected OBD Testing Begins Y Once started the OBD Test can not be aborted PLEASE WAIT 13 Abort Esc Press Esc to Abort Figure 2 31 Communication Countdown 4 A countdown screen displays while the analyzer checks communication with the vehicle 2 19 Vehicle Emissions Inspection START ENGINE Turn the IGNITION KEY to start the ENGINE and ALLOW TO IDLE Press Continue to proceed Gontinue HO Press Esc to Abort Figure 2 32 Start Engine 5 Start the engine and allow it to idle Press Continue F10 to proceed PLEASE WAIT 10 Abort Esc Press Esc to Abort Figure 2 33 Idle Countdown 6 A countdown screen displays while the analyzer collects OBDII emission data 7 Wait while the following message displays COLLECTING DATA PLEASE WAIT 2 20 V
111. nder the driver s side dash e A standardized list of diagnostic trouble codes DTC s used by all manufacturers e The ability of the vehicle system to record a snapshot of operating conditions when a fault occurs that effect vehicle emissions e A glossary of standard terms acronyms and definitions used in system components In addition SAE publishes a standard communications protocol for establishing hardware software and circuit parameters ofOBD II systems Unfortunately vehicle manufacturers have different interpretations of the standard communications protocol As a result the generic OBD II communications scheme used varies depending on the vehicle SAE publishes recommendations not laws but the Environmental Protection Agency EPA and the California Air Resources Board CARB made many of SAE s recommendations legal requirements that car makers were required to phase in over a three year period e Beginning in 1994 vehicles with a new engine management computer about 10 of each manufacturers fleet were supposed to comply with OBD II standards e For 1995 OBD II systems were to appear on about 40 of the new vehicles sold Some of the 1994 1995 OBD II systems were not fully compliant so the government granted waivers to give manufacturers time to fine tune their systems Beginning with the 1996 model year all new vehicles sold in the U S A must be fully OBD II compliant A 4 Appendix A
112. ndix A Manufacturer Year Model Location Cover Comments See Figure A 10 GMC Trucks 1999 Denali Denali XL Envoy 1 No Rally Vandura Savana Van Safari Van 2 No lower edge dash below parking brake release Sierra Suburban Yukon 2 No lower edge dash above parking brake Sonoma 2 No lower edge dash right of parking brake NOTE Many GMC trucks come with a pull off cover This cover is not attached It may be missing on some vehicles if discarded Honda 1999 Accord 2 No above hood release connector faces down Civic 2 No OBD II connector faces down CR V SUV 7 No right of console Del Sol 7 No under passenger side dash Odyssey Van 3 No far right edge of dash next to console faces down Hummer 1999 All models 2 No Some vehicles may have a connector cover Hyundai 1999 Accent 6 No in coin box Elantra 2 No Sonata 3 No rear lower edge dash next to console Tiburon 1 No lower edge dash right of steering column Isuzu 1999 Amigo Rodeo 2 No under dash at left connector faces down Hombre Truck 2 No lower edge dash right of parking brake Oasis Van 7 No under passenger dash next to console Trooper 2 Yes behind unmarked panel over hood release VehiCross SUV 2 No behind unmarked panel over hood release A 48 Appendix A
113. nections To meet OBD II requirements most 1996 and newer vehicles are equipped with two testing modes e Generic OBD II and e Enhanced OBD II This manual provides information on the Generic OBD II mode only Key Terms Refer to the following list of terms and descriptions when using the OBD II information in this manual Baud Rate The speed a controller transfers and receives data measured in bits per second bps Closed Loop A state in which the engine controller controls and adjusts the air fuel mixture based on input from the upstream oxygen sensor The oxygen sensor must reach approximately 600 F before the engine runs in closed loop Comprehensive Components Any component other than a major monitor i e fuel trim catalyst evaporative system exhaust gas re circulation EGR secondary air AIR oxygen sensor s 0 5 oxygen sensor heater HO S misfire that has any effect on vehicle emissions Conflict or Disablement Condition that interferes with proper execution of a specific monitor Diagnostic Executive or Management System Powertrain control module PCM software responsible for performing testing of powertrain components and systems recording testing results and controlling the illumination of the lamps Diagnostic Link Connector or Data Link Connector DLC Connector where diagnostic scan tools interface with the vehicle s onboard computer Under On Board Diagnostics second generati
114. ngine is running Do not use any test lead pickup or adaptor other than those intended for use with this product Electric shock can cause serious injury Risk of poisoning Use this equipment in locations with mechanical ventilation providing at least four air changes per hour Engine exhaust contains carbon monoxide gas a colorless odorless lethal gas Route exhaust outside while testing with engine running Poisoning can result in death or serious injury Risk of explosion Wear safety goggles and protective clothing user and bystander Use this equipment in locations with mechanical ventilation providing at least four air changes per hour Do not smoke strike a match place metal tools on battery or cause a spark in the vicinity of the battery Battery gases can ignite Avoid making accidental connection between battery terminals through tools jumper leads etc Properly secure calibration gas bottle to prevent damage Damaged gas bottles can explode Explosion can cause death or serious injury Ill Safety Information AWARNING ZA Risk of fire e Wear safety goggles and protective clothing user and bystander Do not position head directly over or in front of the carburetor or throttle body Do not pour gasoline down the carburetor or throttle body when cranking or running the engine when working with fuel delivery systems or any open fuel line Engine backfire can occur when the air
115. ns 1 14 Accessing and Aborting Tests 0 0 ee eee eae 1 14 Using the Bar Code Scanner 0000 tenes 1 16 Software Overview 0 eee eee 1 18 Powering Up the Analyzer 0 0 aitanben eaan eee 1 18 Inspection Moders essre iia ee eas eee Dae Pe aceite ee ee el oe are Goce cd ance pede 1 18 PE Moden bonaria ta banat 2 Ages estan ia chee a seks a ee 1 19 SYSIEM SECUMTY esa cea ee he Sb es Bae Sa eae oa ee 1 19 Monitor Screens s i outst bie et ie he aera beet E yas RA 1 20 Main MENU teo cess cies Gee ee eet ee he ae oe ee pray 1 23 Software Flowchants fsa care cts att ante RO Wea wl cue Serer sla Eo E aaa 1 25 Vehicle Emissions Inspection ooooococnnocen eee eee eee eee 2 1 Test TYPOS o sii be Saeed el a i eed Ava tala de oe A eae ted 2 1 vence DATEMI orea are e Eaa EE E E AN EOE m ER A eevee Got eee aes 2 2 Vehicle Found on the VID 2 1 eee eae 2 6 Vehicle Not Found on the VID 0 0 eee 2 10 Fuel Cap Testi A Rew ean ped wees Deo Oates 2 12 OBD Testa oia cra de aa to Mala ot Shae A aia eo ees 2 16 Ater Repairs TESE nana kee E 2 23 Equipment Maintenance Menu 2000cce cece nnn eee eee eee eee 3 1 Status Screen tk casa Garkwae tad date ents di etal dl dha 3 2 Fuel Cap Pressure Test Calibration 0 2 20 000 cette eee 3 3 Sticker Maintenance 2 2 63 0 2 2 522555 A a a Oe ace 4 1 Issue Waiver Sticker ino ninasi 000 ccc eee tees 4 2 This Year s Mileage Less Than 5000 0
116. nt to an emissions inspection communications charge for this report You may exit at any time prior to final placing of the call to the main host computer Do you wish to proceed Yes or No 2 3 Select Yes or No Scan or manually enter the VIN from the BMV Registration Credential All other information is optional Before sending the request to the host the following message displays Is this vehicle information correct If No is selected correct the VIN number and proceed If Yes is selected the analyzer contacts he VID Data if available displays on the screen and a report prints Press F3 for an additional copy of the report Press F10 to end 6 8 Station Menu Print Communication Log Use the Print Communications Log feature to view an on screen record of all communications between the analyzer and the host computer that occurred in the last 14 days The analyzer offers the option to select a particular communications event for printing Print Communication Log VID Contact Report Select Report Date El F2 Esc Use arrow key to open the date selection list box select date and press TAB or Enter OBIS On Board Information System PENNSYLVANIA Er Copyright 2003 Snap on Technologies Inc ie SYSTEM OK Figure 6 7 Print Communications Log 1 To access select Main Menu gt Station Menu gt Print Communications Log Y This report
117. nties identifies test type for those specific counties gt 1996 OBD Gas Cap 1975 1995 Gas Cap amp Visual Berks Cumberland Dauphin Lancaster Lebanon Lehigh Northhampton York GasCap amp Visual Blair Cambria Centre Erie Lackawanna Luzerne Lycoming Mercer 1996 amp Newer Added OBD Pittsburgh Philadelphia Vehicle Emissions Inspection Vehicle Data Entry Main Menu OBIS On Board Information System PENNSYLVANIA E Copyright 2002 A GC ooo Ez SHORTCUTS Figure 2 1 Main Menu 1 Select Vehicle Emissions Inspection from the Main Menu nspector Logon License Number fi Access Code Continue F10 Scan or Enter your Inspector License ID Number Figure 2 2 Inspector Logon 2 Scan Inspector license number Press TAB to move from field to field Press SHIFT TAB to move to the previous field Y License number and access code may also be entered manually Y License number consists of two 2 alpha characters followed by six 6 numbers J Access code consists of five 5 numbers 3 Enter access code Select F10 to Continue J Logon may be unsuccessful for any of the following reasons 2 2 Vehicle Emissions Inspection The Inspector license number was not found on file The Inspector license is not valid to conduct emissions tests Inspector access code is incorrect Inspector license ha
118. nufacturer Year Model Location Cover Comments See Figure A 10 Volkswagen 2000 New Beetle Passat Golf 2 No Jetta A 44 Appendix A 1999 Manufacturer Year Model Location Cover Comments See Figure A 10 Audi 1999 A4 1 8T amp Quattro A4 2 8 2 No lower dash left of amp Quattro A4 Avant amp 2 8 steering wagon A6 amp Quattro A8 column 3 7 amp 4 2 Cabriolet NOTE From 1998 to 2002 all Audi DLC s are located at 2 uncovered including S4 Quattro and TT Coupe and Roadster Bentley 1999 All models 2 No Engine codes A B C D amp E DLC in lower fascia compartment remove plastic cover panel Engine code F DLC is just above parking brake pedal BMW 1999 3 Series 5 Series 8 2 Yes lower dash next to kick Series panel pull 1st cover off then 2nd down 7 Series 6 Yes below radio and A C controls pull 1st cover off then 2nd down Z All models 7 Yes passenger side next to console Buick 1999 All Century 1 No at right of accelerator pedal LeSabre 2 No lower edge dash right of parking brake release Park Avenue 2 No lower edge dash between steering column amp park brake Regal 3 No lower edge dash right of steering column next to console Rivera 1 No Cadillac 1999 Catera 2 No Deville amp Concours 1 No Eldorado 1 No Escalade SUV amp EXT 2 No bottom left corner of dash above parking brake Seville 2 No low
119. o Bravada 2 No lower right edge dash right of parking brake pedal Intrigue 3 No lower edge dash right of steering column plastic cover Silhouette Van 1 No lower edge dash left of steering column Plymouth 2001 Breeze Neon Prowler 2 No lower left of dash over Voyager hood release next to kick panel Pontiac 2001 Aztek Montana Van 1 No lower edge dash left of steering column Bonneville Sunfire Grand 1 No Am Firebird Grand Prix 3 No Porsche 2001 All 911 models Carrera amp 6 Yes Turbo Boxter Boxter S 2 No Roll Royce 2001 All models 2 No Saab 2001 9 3 1 Yes lower edge dash right of steering column plastic cover 9 5 3 Yes Saturn 2001 All S Series All L Series 2 No Subaru 2001 Forester Impreza amp WRZ 2 Yes lower left dash pull down door Legacy Brighton amp 2 No lower dash below hood Outback release hinged cover A 36 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Suzuki 2001 Vitara Grand Vitara 3 No lower edge dash new right console kick panel Toyota 2001 Avalon RAV 4 SUV 1 No Camry Solara 1 No lower edge dash below steering column Celica 2 Yes Corolla Echo 2 No Land Cruiser 2 No behind fuse box cover MR 2 Spyder 1 No left of steering column Prius Hybrid T 100 Truck 3 No 4 Runner SUV Sequoia SUV 3 No lower edge dash above accelerator pedal Sienna Van 3 No lower ed
120. o provide full access to all standard PC capabilities running on Windows 2000 Two modes of operation are possible e Inspection Mode e PC Mode Inspection Mode PC Mode Use this mode to perform state inspections after a valid authorization access code is entered The inspection mode is secure You can neither access nor change the operating program and stored data The computer is equipped with logical security and code encryption which prevent unauthorized access Attempting to crack the system renders the unit non operational and you will be charged for any service call required to return the analyzer to service The state is also notified of the attempt to tamper Use this mode to operate the analyzer like a standard PC with Windows J Different access codes are required than for Inspection Mode All Windows 2000 compatible programs can be loaded and run on the PC including ShopKey shop management and vehicle repair software programs available from your Snap on representative The analyzer is equipped with a DELL computer that has the following minimum specifications e 2 00 GHz or faster processor e 128 MB RAM e 40 GB hard drive e 56 K modem e 16x DVD drive e 3 5 floppy drive e Spare USB port on front of PC behind lower cover e Spare RS232 communication port back of the analyzer If you are unfamiliar with PC hardware or Windows software it is strongly recommended that you obtain instructional material
121. on OBD II the DLC is a standardized 16 cavity connector and has a standardized location Diagnostic Trouble Codes DTC Appendix A Codes associated with engine controller fault messages identifying emission control components that are malfunctioning and that can be retrieved using a diagnostic scan tool Drive Cycle Series of operating conditions that can operate all of the OBD monitors during a single driving event Enabling Conditions or Criteria Exact engine operating conditions required for a diagnostic test to run Federal Test Procedure FTP A transient speed mass emissions test conducted on a loaded dynamometer This is the test which by law car manufacturers use to certify that new vehicles are in compliance for hydrocarbon carbon monoxide and oxides of nitrogen emissions and must be passed before that model may be sold in the United States Fuel trim or metering An engine control module ECM function that controls and adjusts the fuel delivery during closed loop operation to bring the air fuel mix to as close to the optimum ratio or stoichiometry as possible Functionality Associated with comprehensive component testing in which outputs from the engine controller are verified by monitoring specific input signals from other components for expected change Good Trip Trip counters in which various monitors pass testing under predetermined conditions The fulfillment of specific test parameters during a dri
122. ormally encountered during the first few minutes of operation after a cold start Powertrain Control Module Onboard control module that monitors engine functions or both engine and transmission transaxle functions PCM Power Down PCM power down is done by removing ignition voltage from the PCM for at least 10 seconds typically by turning the ignition switch to the LOCK position On some newer vehicles with electronic transmission gear selector indicators the PCM stays powered up in the ignition key off position A power down event allows the PCM to update certain memories and to complete DTC trips Pending Conditions The PCM may delay running a monitor if an unresolved malfunction has occurred in a related system The pending conditions are used to prevent a monitor from failing incorrectly Rationality Term associated with comprehensive component testing in which signal inputs from various components are compared to verify that conditions agree Readiness Status After a vehicle is repaired or if the battery or PCM has been disconnected the Readiness Status for each non continuous diagnostic monitor must be reset This means that the vehicle must be operated through a complete drive cycle Society of Automotive Engineers SAE Professional organization of automotive engineers and designers that establishes standards and conducts testing for many automotive related functions within the automotive industry Short Term Adaptive The
123. ormation of pollutants pre combustion and those that reduce or control emissions levels post combustion It take less effort and is less expensive to prevent the production of pollutive emissions than to destroy the pollutants after formation Therefore pre combustion control is by far the most effective and widely used of the two types of emissions control systems Excessive emission of HC CO and NO have been identified as a probable cause of numerous health problems In addition excessive NO contributes extensively to excessive smog production which causes respiratory problems in much of the general population Studies show that controlling vehicle emissions is among the most effective methods for improving air quality Vehicles that emit clean emissions improve their fuel economy and vehicle performance as well as the environment Acronyms and Terms BMV DLC DTC KOEO KOER MIL OBD PCM SAE TIN TSB VIN VIR Bureau of Motor Vehicles Data Link Connector Diagnostic Trouble Codes Key On Engine Off Key On Engine Running Malfunction Indicator Light Onboard Diagnostic Powertrain Control Module Society of Automotive Engineers Transaction Identification Number Technical Service Bulletins Vehicle Identification Number Vehicle Inspection Report 1 3 Introduction and Equipment Overview Equipment Overview Analyzer Front The equipment consists of the analyzer that contains a PC a bar code reader a
124. ould you like to abort ES NO Figure 1 8 Example Prompt Screen Prompt screens require an answer to a question or to confirm an action See Figure 1 8 Select the buttons to respond or press Enter to execute the active button Data Entry Screens SEARCH CRITERIA Data ViN Number EIRENE o or F ields Title Number Sticker Class TestDate 02 28 2003 y Sticker Number e F10 Esc Please enter the vehicle VIN number to search for Instruction Bar Figure 1 9 Example Data Entry Screen Data entry screens require information to be entered into fields See Figure 1 9 To move forward in a procedure sequence select Continue with the mouse or press F10 on the keyboard To abort a procedure select Abort or press ESC on the keyboard 1 21 Introduction and Equipment Overview HELP Screens When additional instructions or explanations of test functions are available the HELP key is highlighted OBD II Testing This testis performed as the Emissions Test on 1996 and newer vehicles A vehicle must pass this test to get a pass report The analyzer compares vehicle make model and model year in matching records with the vehicle being inspected O8D l readiness codes failure codes and MIL status are automatically retrieved through a standard interface and vehicle connector to the analyzer Y visually inspect the MiLicheck engine light on all 1996 and newer passenger
125. owed by three digits PO P3 Powertrain related codes PO Powertrain codes controlled by SAE P1 Powertrain codes controlled by the manufacturer P2 Powertrain codes controlled by SAE P3 Powertrain codes controlled by manufacturer P3000 P3399 P3 Powertrain codes controlled by SAE P3400 3999 BO B3 Body related codes BO Body codes controlled by SAE B1 Body codes controlled by the manufacturer B2 Body codes controlled by the manufacturer B3 Body codes reserved Co C3 Chassis related codes Co Body codes controlled by SAE C1 Body codes controlled by the manufacturer C2 Body codes controlled by the manufacturer C3 Body codes reserved UO U3 Network related codes UO Network codes controlled by SAE U1 Network codes controlled by the manufacturer U2 Network codes controlled by the manufacturer U3 Network codes reserved Appendix A DTC Naming Guidelines for Signals from Components Component System Acronym SAE J1930 SAE J1930 Modifier Noun Name Parameter Air Conditioning A C Clutch Status N A Voltage Air Conditioning A C Clutch Relay Crankshaft Position CKP Sensor Distributor Ignition DI Low resolution Distributor Ignition DI HIgh resolution Engine Coolant ECT Sensor Voltage Engine Speed RPM Input Evaporative Emissions EVAP Canister Purge Valve Evaporat
126. pace character The CTRL and ALT keys are not applicable Clear all contents in a data entry field Calculator and Movement Control Keys Calculator keys are numbered keys that are arranged as if ona calculator and perform the same function when NUM LOCK is pressed Movement Control Keys TAB SHIFT TAB PAGE UP PAGE DOWN DELETE Down Arrow Up Arrow Move the cursor to the next field in the screen Store information from the previous field into memory Move the cursor to the previous field in the screen Store information from the field just exited into memory Return to a previous page Advance to the next page Delete current characters Reveal drop down menu then move down in the list Move up in a list Introduction and Equipment Overview Using the Remote Control Keypad Use the remote control keypad as a keyboard when providing computer input from a remote location SETUP ENG DATA TOOLS MENU HELP ES FREEZE BACK cont CLEAR a D B CAM 2 F2 gt F5 Figure 1 2 Remote Control Keypad Use the keys on this unit to access navigate or exit the I M A Remote Control Unit software from a remote location B Setup Not used for I M testing C Eng Data Not used for I M testing D Tools Not used for I M testing E HELP Not used for I M testing F Menu ESC Not used for I M testing G Freeze Not used for I M testing H Back Not used
127. pection Sun Air Injection System E OBIS PCV System i Catalytic Converter Mx On Board Information System EGR System LE Fuel Inlet Restrictor PENNSYLVANIA Fuel Evaporation Control System yl F10 Esc Copyright 2003 Snap on Technologies Inc Ez Enter P Pass F Fail N Not Applicable Press F1 for help SYSTEM OK Figure 2 16 Tamper Inspection Systems 2 When the screen shown in Figure 2 16 displays answer each question with one of the following P Pass F Fail N Not Applicable Is the vehicle s Fuel Cap present E o Figure 2 17 Fuel Cap Present 3 Select Yes and press Enter if the fuel cap is present Ifthe cap is not present the test fails J It is suggested that if the fuel cap is missing a new cap is installed prior to testing 2 12 Vehicle Emissions Inspection Is the Fuel Cap accessible Figure 2 18 Fuel Cap Accessible 4 Select Yes to proceed if the fuel cap is accessible Ifthe cap is not accessible the vehicle fails the test J Gas caps must be tested A AA Can the Fuel Cap be removed Figure 2 19 Fuel Cap Removable 5 Select Yes to proceed if the fuel cap can be removed Ifthe cap can not be removed the vehicle fails the test Does it fit a standard adapter Mea ve Figure 2 20 Fuel Cap Fit Standard Adapter 6 Select Yes to proceed if the fuel cap fits a standard adapter Ifthe cap doe
128. pendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Jaguar 2001 S Type Sedan All XJ 3 No Sedans Van den Plas XJ 8 XJR Super V8 XJ Sport Van den Plas All XK Sports Cars 2 No Jeep 2001 Cherokee 2 No rear of lower left edge dash Grand Cherokee 2 No below steering wheel opening cover near hood release cable handle Wrangler 2 No below instrument panel left of brake panel Kia 2001 All Vehicles 3 No lower dash above accelerator pedal Optima 2 No under dash by steering column Sportage SUV 3 No Lamborghini 2001 All Models No Diablo No find next to left side of console under dash Land Rover 2001 Discover amp Discovery II 3 No lower right corner dash next to console Range Rover 7 No lower left passenger dash next to console Lexus 2001 ES 300 2 Yes remove fuse box cover plug is above fuse panel GS 300 amp 430 1 No lower edge dash next to steering column IS 300 amp SportCross 2 Yes lower left edge of dash next to kick panel LS 430 Yes LX 470 SUV Yes lower edge dash next to console RX 300 1 Yes lower edge dash next to steering column A 34 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Lincoln 2001 Continental 3 No LS 6 amp LS 8 3 No lower edge
129. perator step by step through test functions All analyzer functions display on the monitor and are controlled by the keyboard and the mouse A remote control is available for use with the OBIS program The basic operation of the analyzer is menu driven See Main Menu page 1 23 Relevant information displays concisely using the full capacity of the primary screen specific HELP screens and operator prompts See e Powering Up the Analyzer page 1 18 e Inspection Mode page 1 18 Access page 1 18 e PC Mode page 1 19 Access page 1 19 Exit page 1 19 e System Security page 1 19 e Monitor Screens page 1 20 Menus page 1 20 Prompts page 1 21 Data Entry Screens page 1 21 HELP Screens page 1 22 e Main Menu page 1 23 e Software Flowchart page 1 25 Powering Up the Analyzer 1 Turn ON the main power switch located on the back of the analyzer The Windows Password Access Screen displays J The telephone cord must be connected at all times to the appropriate telephone connection at your site using the phone cable provided with the analyzer 2 Enter the required operating mode Inspection for emissions testing or PC for normal PC use without emissions testing Inspection Mode Access 1 Power up the analyzer 2 Type obis in the Windows User Name field and select OK The system launches the OBIS inspection software J No password is required System Faults or Warnings in
130. plays and select Search F10 Press F9 to view all tests stored J Entry in all fields is not required but the more information provides a faster the search Y All test records stored on the analyzer are searched TEST RECORD SELECTION Search Results Date ww License Year Make model 08 22 03 14 03 123123123 54321 1998 CHEVROLET CAMARO 08 22 03 13 41 123123123 54321 1998 CHEVROLET CAMARO continue Back F10 Esc Po Figure 7 3 Test Record Selection 3 Use the arrow key to select a record from the Test Record Selection screen that displays Select Continue F10 to review and print the record Back Esc twice to exit once to return to Search Other Functions Training Mode Use the Technician Training function to simulate actual inspections The major difference between training and inspection modes is that in training mode no certificate is issued no calls are made to the host computer and lockouts do not apply The training test sequence matches an actual inspection or reinspection with the following exceptions e No access code is required e No certificate is issued J The analyzer must be completely functional to perform a Training Test 1 Select Training Mode from the Vehicle Emissions Inspection Menu J If faults exist in the analyzer system faults or warnings currently present when appear in the lower right of the screen In some cases a training test cannot
131. ppendix A OBD II Connections Table 2002 Location ver mment See Figure A 10 Love Co a Manufacturer Year Model Acura 2002 3 2 CL 3 2 TL 8 No above shifter 3 5 RL 8 Yes front of shifter remove ashtray MDX SUV 3 No under dash at right connector faces down NSX 7 No under passenger dash RSX 3 No Aston Martin 2002 DB7 amp Vanquish 3 Yes left side of center console Audi 2002 A4 1 8T amp Quattro A4 2 8 2 No lower dash left of steering amp Quattro A4 Avant amp 2 8 column wagon A6 amp Quaittro A8 3 7 amp 4 2 NOTE From 1998 to 2002 all Audi DLC s are located at 2 uncovered including S4 Quattro and TT Coupe and Roadster Bentley 2002 All models 2 No Engine codes A B C D amp E DLC in lower fascia compartment remove plastic cover panel Engine code F DLC is just above parking brake pedal BMW 2002 3 Series 5 Series X 5 2 Yes lower dash next to kick SUV panel pull cover down 7 Series 2 Yes lower A pillar pull 1st cover off then 2nd down X 5 SUV models 8 Yes lower A pillar pull 1st cover off then 2nd cover Z all models 7 Yes passenger side dash next to console Z8 series 2 Yes lower dash over clutch brake pedals pull cover down Mini Cooper amp Cooper S 1 Yes lower dash over clutch brake pedals pull cover down A 19 Appendix A
132. r The second character is O SAE defined generic code 1 Manufacturer defined enhanced code 2 With B or C reserved for manufacturers 3 With B or C reserved for SAE J The meaning of 2 or 3 varies according to the system character P B C or U See First Character page A 9 Third Character The third DTC character indicates the system where the fault occurred 1 fuel or air metering problem 2 fuel or air metering problem 3 ignition malfunction or engine misfire 4 auxiliary emission control system problem 5 vehicle or idle speed control system problem 6 computer or output circuit fault 7 transmission control problem 8 transmission control problem A 9 Appendix A Final Characters The final characters in the DTC reveal the conditions that triggered the code Different sensors actuators and circuits are assigned blocks of numbers e The lowest number in the block indicates a general malfunction This is the generic DTC e Higher numbers in the block called enhanced codes provide more specific information such as low or high voltage slow response or an out of range signal Both the Federal Clean Air Act and California OBD legislation require uniformity among manufacture s fault code numeric format and messages associated with these codes This format is defined in SAE J2012 The Diagnostic Trouble Codes DTC consists of the alpha numeric designators foll
133. r screen displays press the PRINT SCRN key Always verify that the report printer is ON and has paper before printing For additional information about printer operation refer to the users manual included with the printer The mouse is located inside a drawer on the front of the analyzer Use the mouse to select buttons and make selections from drop down lists for I M functions on the monitor screen The keyboard is located inside a drawer on the front of the analyzer Use the keyboard to select I M functions that display on the monitor screen advance through test sequences and enter data into on screen fields The locked equipment compartment houses the computer This compartment is locked but may be opened by the equipment owner to install software on the PC For PC information reference the literature package provided with the PC Used when performing Gas Cap Tests as part of the inspection process A box with adaptors for testing is also provided See Figure 1 1 This cabinet is for storage of additional portable equipment or other necessary items Used for quick data entry of information in bar code form Used to make menu selections and operate most analyzer functions The following items are located on the computer inside the locked equipment compartment Analyzers are equipped with a digital video drive DVD which is located near the top of the PC tower This disk drive is referred to a drive A
134. rbons HC When combustion is incomplete due to a lack of oxygen insufficient temperatures or any of a number of other problems a certain amount of raw fuel remains unburned Even a tuned engine in good mechanical and electrical condition emits some HC Excessive HC in non catalytic reactor vehicles is the result of incomplete combustion because of mechanical electrical or carburetor defects 1 2 Introduction and Equipment Overview HC consists of carbon and hydrogen atoms in various combinations and like NOs is a major component in the formation of photochemical smog Carbon Dioxide co Carbon dioxide CO3 is also a by product of combustion and is non toxic at low levels we exhale CO when we breathe It is the result of one carbon molecule joining with two oxygen molecules in the combustion chamber and is sent out through the exhaust with HC CO and O Controlling Vehicular Emissions Pollutants To meet federal standards for vehicle emissions manufacturers developed various emission controls Since these controls were developed to quickly respond to Clean Air Act mandates they were developed within a few years of each other Manufacturers considered overall vehicle operation as well as individual control systems which were tailored not only to control specific pollutants but to interact with the other systems as well Vehicle emissions controls can be classified into two categories those that prevent the f
135. remote control and a gas cap tester For more details about each component see e Analyzer Front page 1 4 e Analyzer Back page 1 6 e User PC Function page 1 8 e Bar Code Scanner page 1 9 e Remote Control page 1 9 e Gas Cap Tester page 1 9 Most of the I M analyzer operating controls are available from the front of the unit This section describes the items labeled on the analyzer front view shown in Figure 1 2 A Monitor Figure 1 2 Analyzer Front View Specifications and Contrast Controls The monitor offers a high resolution color VGA monitor display Use the contrast controls located below the monitor screen to adjust the monitor to shop lighting conditions Layout Prompts HELP Messages Interaction with the I M analyzer computer occurs through the monitor For more information refer to Monitor Screens page 1 20 1 4 Introduction and Equipment Overview B Report Printer C Mouse and Keyboard D Locked Equipment Compartment E Gas Cap Tester F Storage Cabinet Bar Code Scanner H Remote Control Items Not Shown Computer Components DVD ROM Drive Floppy Disk Drive PC Power Reset Switch Flip Up Cover Interface Box A non secured printer using 8 1 2 x 11 one part paper produces the vehicle report and can also produce a hard copy of test results compiled during tune up emissions analysis weekly gas calibration etc May also be used to print most monito
136. requested as in a reinspection procedure Sticker Maintenance Network Access Performing Network Access Please Wait No Errors Gontinue Fo Figure 4 7 Contacting the VID 7 The analyzer contacts the VID to verify a previous reinspection was done Y The VID determines if a waiver is issued 8 If a waiver is approved the analyzer prompts you for the sticker number Enter the sticker number which the analyzer stores for transmission to the host computer 4 5 Sticker Maintenance This Year s Mileage Less Than 5000 1 Select This Year s Mileage Less Than 5000 from the Sticker Maintenance Menu See Figure 4 1 VEHICLE IDENTIFICATION Please ask the customer for their BMV Registration Credential or previous VIR Please scan the Bar Code on the BMV Registration Credential VIR OR Scan VIN from the vehicle and enter the Title number and License Plate using the keyboard OR Enter the VIN Title number and License Plate using the keyboard VIN Number Title License Plate Number F10 Esc Enter VIN number Figure 4 8 Vehicle Identification 2 Perform one of the following Scan the barcode on the BMV Registration Credential or VIR Enter the VIN Title Number and License Plate using the keyboard 3 Confirm that entries are correct or edit 4 6 Sticker Maintenance ODOMETER Odometer 96111 Continue F10 Please
137. rer Year Model Location Cover Comments See Figure A 10 Mazda 1999 MX 5 Miata MX 2 No 6 Protege 626 MVP 1 No Mercedes Benz 1999 All Vehicles 2 Yes Mitsubishi 1999 3000GT No Diamante No Eclipse amp Spyder No lower right edge next to kick panel Galant 3 No bottom right corner of dash next to kick panel Mirage No Montero SUV No Montero Sport No Nissan 1999 All models 2 No Oldsmobile 1999 Alero 2 No lower left edge dash between steering column amp hood release Aurora L S S amp Olds 88 1 No Bravada 2 No lower right edge dash right of parking brake pedal Cutlass Cutlass Supreme No Intrigue No lower edge dash right of steering column plastic cover Silhouette Van 1 No lower edge dash left of steering column Panoz 1999 Roadster 3 Plymouth 1999 Breeze Prowler Voyager No Neon No lower left of dash over hood release next to kick panel Voyager 2 No lower edge of dash above parking brake pedal A 50 Appendix A Manufacturer Year Model Location Cover Comments See Figure A 10 Pontiac 1999 Bonneville No Firebird 3 No Grand AM Montana Van No lower edge of dash left of steering column Sunfire 1 No on bracket at lower edge of dash above foot rest Vibe 2 No lower left side of dash above foot rest Porsche 1999 All Vehicles 2 No Rolls Royce 1999 All models 2 No Rover 1999 911 models No Ran
138. rify Vehicle Information 9 A review screen displays Verify that the information is correct and select Yes if vehicle information is correct The analyzer contacts the VID for a vehicle match See Figure 2 5 No if vehicle information is incorrect The Vehicle Identification screen displays Correct information and select F10 to Continue VID Contact Progress Status Performing Network Access Please Wait Continue HO AAA Figure 2 5 VID Contact 10 The analyzer contacts the VID Select F10 to Continue J If the VID cannot be contacted an error message displays Vehicle Emissions Inspection No vehicle match has been found Verify that the VIN Title and License Plate have been entered correctly Make any necessary changes and press F10 to proceed Figure 2 6 No Vehicle Match Check Entries No match of this vehicle information has been found Please advise the consumer that no vehicle data match was made with the Commonwealth Registration Records The consumer should retain the Vehicle Inspection Report for future reference during any registration processes Please proceed with the Emissions Test Figure 2 7 Verify Vehicle Information J If no vehicle match is found on the VID the message in Figure 2 7 displays Select Continue F10 to proceed J If the analyzer cannot contact the VID after two attempts the following message displays and emissions testing
139. robe etc Wear gloves when handling hot engine components such as PCV and EGR valve Wear gloves when handling hot exhaust sample probe Hot components can cause burns The engine compartment contains electrical connections and hot or moving parts Do not place test equipment or tools on fenders or other places in the engine compartment Keep yourself test leads clothing and other objects clear of electrical connections and hot or moving engine parts Keep hands feet clothing and test equipment away from moving parts Barriers are recommended to help identify danger zones in test area Contact with electrical connections and hot or moving parts can cause injury SAVE THESE INSTRUCTIONS Safety Information VI 1 Introduction and Equipment Overview Clean Air and Vehicle Emissions The government recognized vehicle emissions as a source of air pollution when it passed the Air Act While the Act did not establish vehicle emissions standards it did authorize the government to contribute to local air pollution control efforts However amendments to the Act required that manufacturers equip all cars and light trucks with emissions pollutant controls Subsequent research produced technologies to develop more effective control methods Prior to the Air Act the effects of automobile emissions on air quality were not well understood Smog was thought to be a mixture of smoke and fog the two words that
140. s before attempting to use the PC functions The analyzer system warranty does not cover the installation training technical assistance or repair of any software on the PC side of the analyzer All software you install or devices you connect to your system are solely your own responsibility If a virus infects your computer it is your own responsibility We strongly recommend that you purchase and install virus protection software such as Norton AntiVirus All service calls necessary as a result of user installed software hardware or the occurrence of a virus will be billed to you Service personnel will return the unit to its original configuration and provide suggestions to prevent additional problems EquiServ does not service or repair items that are not provided by Snap on 1 8 Introduction and Equipment Overview Bar Code Scanner Remote Control Gas Cap Tester Waekon The bar code scanner located on the side of the unit eliminates certain keyboard entries by entering a complete field of data into the analyzer through a simple scan The hand held scanner reads bar codes and symbols in hard to reach places such as labels on engines hoods government provided access cards and vehicle information documents Use the remote control to operate the analyzer from around the vehicle or when testing requires controlling the analyzer apart from the keyboard The Waekon gas cap tester is used with the analyzer for ga
141. s cap testing See the manual that accompanies the tester for specifications and detailed operation information to vehicle fuel cap fuel cap adapter fitting o ma pass fail standard Figure 1 1 Waekon Gas Cap Tester 1 9 Introduction and Equipment Overview System Security The analyzer can detect computer and data storage tampering The tamper condition is identified by the program and recorded on the hard drive Only state or service personnel can remove the tamper condition and return the analyzer to operation Attempting to access secured areas will invoke an analyzer lockout e The analyzer will not perform I M emission inspections if it is locked out e Only service personnel can unlock the analyzer and you will be billed for the service call Using the Keyboard Function Keys ESC ABORT F1 HELP F2 CLEAR F9 BACKUP F10 CONTINUE F11 PRINT SCREEN F12 STATUS This section describes the function of several types of keys on the analyzer keyboard Data Entry Keys Tab Key Enter Key and Movement Control Keys Also available for remote analyzer operation is the Remote Control Keypad See Remote Control page 1 9 The software operates with a standard keyboard and keyboard functions for PC Windows Abort a vehicle inspection or backs out of the current menu function When ESC is pressed during the inspection the question DO YOU WANT TO ABORT THE TEST displays Sel
142. s expired Inspector license has been suspended or revoked VEHICLE IDENTIFICATION Please ask the customer for their BMV Registration Credential or previous VIR Please scan the Bar Code on the BMV Registration Credential VIR OR Scan VIN from the vehicle and enter the Title number and License Plate using the keyboard OR Enter the VIN Title number and License Plate using the keyboard TestType aT VIN Number 22 Title LA License Plate Number A F10 Please select test type Figure 2 3 Vehicle Identification 4 Ask the customer for BMV Registration Credential or previous VIR J Use the barcode for faster testing 5 Select the Test Type Initial or After Repairs Press Tab or Enter 6 Scan the barcode on the BMV Registration Credential the VIR the VIN on the vehicle or enter VIN Number and press Tab or Enter Ifthe VIN is entered manually a second entry is required Ifthe VIN entered has more than 17 characters you are asked to check the VIN number and re enter manually J Scanning is the fastest and preferred method for data entry 7 Enter Title Number and press Tab or Enter J Title Number must be between 5 and 10 characters long 8 Enter License Plate Number and select F10 to Continue 2 3 Vehicle Emissions Inspection Is this vehicle information correct VIN Number 123456789 Title 12345 Plate Number 54321 A Figure 2 4 Ve
143. s not fit a standard adapter the Gas Cap Test is skipped 2 13 Vehicle Emissions Inspection Turn the Ignition Key OFF Figure 2 21 Turn Ignition Key OFF 7 Be sure the ignition key is in the off position and select Continue F10 or Enter to proceed AAA Was a New Fuel Cap installed immediately prior to start of Test Figure 2 22 New Fuel Cap Prior to Test 8 Determine if a new fuel cap was installed immediately prior to the start of the test and select Yes or No Ifthe fuel cap was replaced due to a customer request and the cap fails the test there is another opportunity to test the cap before declaring the test Failed Remove Fuel cap Select the appropriate Fuel Cap adapter if required Connect the Fuel Cap to the Fuel Cap adapter Connect the Fuel Cap and adapter if required to the Fuel Cap pressure tester Press Continue to begin Fuel Cap pressure test Figure 2 23 Remove Fuel Cap 9 Select a fuel cap adapter if required and connect to the fuel cap Connect the fuel cap and adapter to the fuel cap pressure tester Select Continue to proceed with the Fuel Cap Test The following messages display and the Gas Cap Test automatically proceeds INITIALIZING GAS CAP TESTER READY TO TEST Y Use the remote to continue if at the rear of the vehicle Vehicle Emissions Inspection 10 The following message displays GAS CAP TEST IN PROGRESS 11 The gas cap tester beeps
144. short term compensation made by the engine controller to vary injector pulse width Based on oxygen sensor inputs the PCM changes injector pulse width by a percentage to maintain minimal emissions output Stoichiometric Term most often used to describe the ideal air fuel mixture entering the intake The point at which the production of emissions is ata minimum and catalyst conversion of emissions is most efficient The stoichiometric air fuel ratio is 14 7 to 1 measured in parts by weight A 3 Appendix A Task Manager Trip PCM software designed to manage regulate and perform various monitor testing A key cycle key ON run key OFF power down where the enable criteria for a particular diagnostic are met and the diagnostic test runs Warm up Cycle A warm up cycle is achieved when the engine coolant temperature rises at least 40 F 22 2 C above engine start up and achieves a minimum temperature of 160 F 71 1 C OBD Il and What it Means OBD stands for onboard diagnostics OBD Il is a system developed by the Society of Automotive Engineers SAE to standardize automotive electronic diagnosis so technicians could use the same tools and analyzers to test any make and model without special adapters SAE established guidelines that include e A universal diagnostic test connector called the data link connector or DLC with dedicated pin assignments e A standardized location for the DLC visible u
145. steem 1 No Side Kick 1 No Side Kick Sport 1 No Swift GM metro 1 No X 90 1 No Toyota 1998 4Runner 2 4 WD 3 No Avalon 2 Yes behind fuse cover Camry 3 No Celica 3 Yes Corolla 1 No ES 300 3 No GS 300 400 3 No Land Cruiser 3 No LS400 2 Yes LX 470 3 No Paseo 2 Yes behind fuse cover Prizm 1 No RAV4 2 4 WD 3 No SC 300 400 2 Yes Sienna 3 No Supra 2 Yes T100 2 4 WD 3 No Tacoma 2 4 WD 3 No Tercel 2 Yes behind fuse cover Volvo 1998 S80 2 Yes All Other Vehicles Yes hand brake area Volkswagen 1998 EuroVan Passat No Golf Jetta Cabrio Yes New Beetle No A 58 Appendix A 1997 Manufacturer Year Model Location Cover Comments See Figure A 10 Audi 1997 A4 1 8 amp Quattro A4 2 8 amp 2 No lower dash left of steering Quattro A4 Avant amp 2 8 column wagon A6 amp Quattro A8 3 7 amp 4 2 Cabriolet 2 No lower dash left of steering column Bentley 1997 All models 9 Yes bottom passenger side dash or in glove box BMW 1997 3 Series 5 Series 8 2 Yes lower dash next to kick Series panel pull 1st cover off then 2nd down 7 Series 6 Yes below radio and A C controls pull 1st cover off then 2nd down Z All models 7 Yes passenger side next to console Buick 1997 All Century 1 No at right of accelerator pedal LeSabre 2 No lower edge dash right of parking brake release Park Av
146. ter the Test Fee Charged to the Motorist 10 00 FAO Please enter the test fee Figure 2 42 Test Fee Entry 10 Enter the amount charged for the inspection fee The analyzer contacts the VID and transmits test results to the host or You are prompted to enter a sticker decal number for passing vehicles Enter Sticker Decal number Sticker Decal number Sticker Expiration Date 09 2003 7 Continue F10 Please Enter Sticker Number Figure 2 43 Sticker Decal Number 11 If the vehicle passed the test enter the next sticker number Enter the sticker number expiration date if different from the default date that displays 2 26 Equipment Maintenance Menu This chapter contains procedures for the Equipment Maintenance Menu including Status Screen page 3 2 Fuel Cap Pressure Test Calibration page 3 3 Equipment Maintenance Menu OBIS On Board Information System PENNSYLVANIA f Copyright 2002 CO arenas id SHORTCUTS A 20tl G venice coon SYSTEM OK Figure 3 1 Equipment Maintenance Menu 1 Select Equipment Maintenance from the Vehicle Emissions Inspection Menu 3 1 Equipment Maintenance Menu Status Screen Lockout Status Station Number PA123 Analyzer Number SE123400 Station Name PENNSYLVANIA CLINIC UNIT DMV State Lockout No State Safety Lockout No Station License Suspended No
147. the OBIS Inspection Program The System Status Screen lists any fault s detected during power up system checks These faults display in the lower right section of the screen Introduction and Equipment Overview Exit Gia FIOM option 1 Select the End button on the bottom of the Inspection screen and follow the prompts 2 To completely shut down the system select Shut down from the Windows drop down menu 3 When the monitor screen is blank turn OFF the main power switch located on the back of the analyzer PC Mode Use the analyzer in a normal PC and function as normal PC compatible system The user must exit the OBD II software to enter PC mode To place the analyzer into PC Mode 1 Go the Main Menu 2 Select End Shutdown PC Option Y For additional information refer to User PC Function page 1 8 Access 1 Power up the analyzer 2 Type PC in the Windows User Name field and select OK The system launches the Windows PC software without emissions testing J No password is required System Security The analyzer can detect tampering The tamper condition is identified by the program and recorded on the hard drive Only State or service personnel can remove the tamper condition and return the analyzer to operation e Never attempt to modify I M test data IMPORTANT e Never attempt to access the I M operating program Never open the PC case Always power down properly Introduction and Equipment Ov
148. tions for eligibility requirements or contact the State Sticker Maintenance OBIS On Board Information System PENNSYLVANIA Ex Copyright 2002 a m z 7 by D GED GD eios z SHORTCUTS E E no Figure 4 1 Sticker Maintenance Menu 1 To access select Main Menu gt Emissions Inspection gt Sticker Maintenance Menu 2 Enter license number and access code A license number and access code must be entered for each item on this menu 3 For waivers minimum mileage new exemption and sticker replacement provide the following data VIN twice Vehicle license plate number twice Title number This data entry procedure is identical to the data entry for an emissions test 4 1 Sticker Maintenance Issue Waiver Sticker 1 Select Issue Waiver Sticker from the Sticker Maintenance Menu See Figure 4 1 VEHICLE IDENTIFICATION Please ask the customer for their BMV Registration Credential or previous VIR Please scan the Bar Code on the BMV Registration Credential VIR OR Scan VIN from the vehicle and enter the Title number and License Plate using the keyboard OR Enter the VIN Title number and License Plate using the keyboard VIN Number Title License Plate Number F10 Esc Enter VIN number Figure 4 2 Vehicle Identification 2 Perform one of the following Scan the barcode on the BMV Registration Credential or VIR Enter the VIN Title Numb
149. ve cycle Good trips are counted for MIL extinguishing and DTC erasure Heated Oxygen Sensor HO2S Oxygen sensor that is heated electrically as well as by engine exhaust so that it warms to normal operating temperature more quickly International Organization for Standardization ISO Worldwide federation of national standards bodies from some 130 countries one from each country ISO s work results in international agreements that are published as international standards ISO 9141 ISO recommended data communication network protocol or standard In Use Deterioration IUD IUD is the effect of time and use on vehicle performance and emission systems Malfunction Inability of an emissions related component or system to remain within design specifications Malfunction also refers to the deterioration of any of the components or systems to a degree that would likely cause the emissions of an average vehicle to exceed the emissions standards by 1 5 times A 2 Appendix A Maturing Code or Pending Code With certain DTC the PCM sets a temporary code that indicates a monitor has failed at least one time The MIL remains off unless the problem occurs a specific number of times Then the temporary code matured into a hard code and the PCM turned on the MIL Open Loop State in which the air fuel mixture is being controlled by the engine computer according to a standard program and essentially ignores the oxygen sensor signal N
150. virus protection software on the computer hard drive J You will be billed for all computer virus service calls The computer supplied with the analyzer has IMPORTANT no surge protection or battery backup It is strongly recommended that you purchase and install a surge protector or universal power supply UPS battery backup with surge protection to avoid damage from power fluctuations and improper shutdowns This documentation is designed for use in conjunction with the online software HELP built into the analyzer Press F1 on the keyboard to display HELP messages on the analyzer screen Warranty Service Repair and service must be performed according to your warranty service agreement Refer to the warranty statement a separate document provided with the analyzer for exact coverage and details Call EquiServ at 1 800 225 5786 for analyzer repair service iii Using this Manual Conventions This section lists the various types of information used in this manual Check Note A check note provides additional information about the subject in the preceding paragraph Example J You will be billed for all computer virus service calls Testing Tips Testing tips provide information that applies to a specific test Each testing tip is introduced by this icon O for easy identification Example O Read and follow all Safety Messages in this manual Chapter References Additional information in text is reference
151. x is located behind the left front door of the analyzer oo0oo0o0 o0o0oo A Cc D E 0 Le Figure 8 2 Connection Panel Back of Analyzer Buttons Connectors and Components A Power Button B Security Switch Connector C USB to Computer Connector D Remote Control Sensor Connector E Power Cord Connector F Voltage Selection Switch G Spare 115V Outlet H Cooling Fan Always on powers interface box only Do not turn off Not used allows security switches to be added if necessary Connects interface box to PC Never unplug while PC is on The remote control sensor located in the keyboard drawer is connected to the interface box with this connector 115V power into interface box Preset to 115V 115V power outlet not used Do not plug any device into this outlet Interface box power supply cooling fan Do not block this fan 8 4 General Maintenance Accessories and Options Standard Accessories Options Item Remote control OBDII adapator OBDII interface cable Barcode scanner Snap Link package Waekon gas cap tester Gas cap tester communication cable Operator s manual Part Number 7009E9321 30 EAE0032L51A 6 04122A 6 04222A EEEH102A EESP304A EAA0145C20A EAWO166L03A ZEEEA136A Contact your Snap on Sales Representative for complete details and information General Maintenance Appendix A A OBD II Con
152. y the OBD II system looks for emission problems by monitoring virtually every component and system that can increase emissions OBD II monitoring includes systems and components that cannot be checked during conventional tailpipe I M testing such as cold start emissions reduction devices and evaporative systems Diagnostic Fault Testing In contrast the OBD II system does not measure emissions but uses monitors and or complex statistical methods to predict when the emissions exceed limits Generic Pass Fail Guidelines Y Not State specific A vehicle will Pass if 1 Bulb check passes and 2 MIL not on during running test and 3 All readiness monitors are ready and 4 No DTC set A vehicle will Fail if 1 Bulb check fails or 2 MIL commanded on but not illuminated or 3 MIL is on during running test or 4 DLC missing tampered broken 5 DTC s are set A vehicle is Rejected from testing if Readiness monitors are not ready Figure A 8 Pass Fail Requirements Limits are usually 150 of the certification standard that applies to the vehicle Additionally the rule requires monitoring specific components for faults even if faults do not cause emissions to increase 150 When emission and or component malfunction is detected the MIL must illuminate and a fault code must be stored that indicates the likely area of malfunction Appendix A Drive Cycles To predict if emission limits are ex
153. y monitor the fuel system such that a vehicle s emissions would not exceed 1 5 times any the applicable Federal Test Procedure FTP standards Oxygen Sensor Monitoring The diagnostic system must monitor the output voltage response rate and any other parameter which can affect emissions of all primary fuel control oxygen sensors for malfunction It must also monitor the all secondary oxygen sensors fuel trim control or monitoring device for proper output voltage and response rate Exhaust Gas Recirculation System Monitoring The EGR system must be monitored for both low and high flow rate malfunctions Positive Crankcase Ventilation PCV System Monitoring Beginning with the MY 2002 manufacturers must phase in diagnostic strategies to monitor the PCV system for system integrity The following phase in schedule applies e Equal or exceed 30 for MY 2002 e Equal or exceed 60 for MY 2003 and 100 implementation for MY 2004 Thermostat Monitoring Beginning with the MY 2000 manufacturers must phase in diagnostic strategies to monitor the thermostat for proper operation The following phase in schedule applies e Equal or exceed 30 for MY 2000 e Equal or exceed 60 for MY 2001 and 100 implementation for MY 2002 Comprehensive Component Monitoring The diagnostic system must monitor any electronic powertrain component system not otherwise described above which either provides input to directly or indirectly or receiv
154. ystem PENNSYLVANIA a o Copyright 2002 Sei Pisano gt A El SHORTCUTS Figure 5 1 Diagnostic Functions Select Snap Link from the Diagnostic Functions Menu for a screen that allows you to connect a Snap on scanner to the PC and display analyze and print live vehicle data Y The scanner must be a Snap on scanner J Follow the instructions in the Snap Link manual for operation of the software Diagnostic Functions OBDII Test Use to perform of OBD II Tests and diagnose vehicle emissions problems OBDII data gathered from the test includes Module Information e Monitor e Key Information e DTC Information J This can be used to pre test OBD II vehicles The OBD II Communications Test provides a fast and easy method to pretest OBD equipped vehicles or as a quick diagnostic tool Snap Link and your Snap on scanner can be used for in depth diagnostics To perform the OBD II Test 1 Select OBDII Test from the Diagnostics Function Menu Make sure that the OBDII Key is plugged into the vehicle s Data Link Connector Figure 5 2 OBDII Key in DLC 2 Plug the OBDII key into the vehicle s DLC start the engine and let it idle Select Continue J You cannot escape until the OBD times out If communication is successful the following message displays with progressing status information INITIALIZING OBDII 5 2 Diagnostic Functions OBDII Communications Test

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