Home

Manual - Innova

1. Tool Display Unit Value PID Description OBD Support OBD2 OBD Requirements OBD Support OBD OBD Requirements OBD Support OBD and OBD Requirements OBD2 OBD Support OBD1 OBD Requirements OBD Support No OBD OBD Requirements OBD Support EOBD OBD Requirements OBD Support EOBD and OBD Requirements OBD2 OBD Support EOBD and OBD Requirements OBD OBD Support EOBD OBD Requirements OBD and OBD2 OBD Support JOBD OBD Requirements OBD Support JOBD and OBD Requirements OBD2 OBD Support JOBD and OBD Requirements EOBD OBD Support JOBD OBD Requirements EOBD and OBD2 PTO Status On Off Power Take Off Status Rel TPS XXX X Relative Throttle Position Spark Adv deg XX Ignition Timing Advance 1 Cylinder STFT B1 XXX X Short Term Fuel Trim Bank 1 STFT B1 S1 XXX X Bank 1 Sensor 1 STFT B1 S2 XXX X Bank 1 Sensor 2 STFT B1 S3 XXX X Bank 1 Sensor 3 STFT B1 S4 XXX X Bank 1 Sensor 4 STFT B2 XXX X Short Term Fuel Trim Bank 2 STFT B2 S1 XXX X Bank 2 Sensor 1 STFT B2 S2 XXX X Bank 2 Sensor 2 STFT B2 S3 XXX X Bank 2 Sensor 3 STFT B2 S4 XXX X Bank 2 Sensor 4 STFT B3 XXX X Short Term Fuel Trim Bank 3 STFT B4 XXX X Short Term Fuel Trim Bank 4 Time DTC Clr hrs XXXX XX Time since DTC Cleared min Time Since sec XXXX Time Since Engine Start Start TPS XXX X Absolute Throttle Positi
2. Ford FORD Model Year Model Year Crown Victoria 1996 2011 F 250 w 4 1997 2011 w o traction wheel ABS control E 150 1997 2011 F 350 w 4 1997 2011 wheel ABS E 250 1997 2011 Five Hundred 2005 2007 E 350 2000 2007 Focus 2000 2011 Edge 2007 2011 Freestar 2004 2007 Escape 2001 2011 Fusion 2006 2011 Escort 1997 2003 Mustang w o 1996 2011 traction control Excursion 2000 2005 Ranger w o 1996 2011 traction control Expedition w 4 1997 2011 Taurus w o 1996 2011 wheel ABS traction control Explorer w o 1996 2011 Taurus X w o 1996 2011 traction control traction control Explorer Sport 1996 2011 Thunderbird 2002 2005 w o traction control Explorer Sport 1996 2011 Windstar 1996 2003 Trac w o traction control F 150 1997 2011 w 4 wheel ABS LINCOLN Model Year Model Year Aviator 2003 2005 MKX 2007 2011 Blackwood 2002 MKZ 2007 2011 Continental 1996 2002 Navigator 1998 2011 LS 2002 2006 Town Car 1996 2011 Mark LT 2006 2008 Zephyr 2006 Mark VIII 1997 1998 MERCURY Model Year Model Year Cougar 1999 2002 Montego 2005 2007 Grand Marquis 1996 2011 Mountaineer 1997 2011 Marauder 2003 2004 Mystique 1996 2000 2008 Mariner 2005 2011 Sable 1996 2009 Milan 2006 2011 Tracer 1996 1999 92 FixAssist Vehicle Applications ABS
3. OLDSMOBILE Model Year Model Year Alero 1999 2004 Cutlass 1997 1999 Aurora 2001 2003 Intrigue 1998 2002 Bravada 1996 2004 Silhouette 2000 2004 PONTIAC Model Year Model Year Aztek 2001 2005 GTO 2004 2006 Bonneville 2000 2005 Grand Am 1999 2005 Bonneville SE 2000 2005 Grand Prix 2004 2008 Bonneville SLE 2000 2005 Montana 2000 2005 Bonneville SSEi 2000 2005 Montana SV6 2005 2007 Firebird 1999 2002 Solstice 2006 2009 G3 2009 Sunfire 2000 2005 G5 2007 2009 Torrent 2006 2009 G6 2005 2009 Vibe 2003 2010 G8 2008 2009 ABS APPLICATIONS IMPORT Honda ACURA Model Year Model Year CL 1998 1999 RSX 2002 2006 2001 2003 MDX 2001 2011 TL 1997 2011 NSX 2000 2005 TSX 2004 2011 RDX 2007 2011 Integra 1998 2011 RL 1998 2011 HONDA Model Year Model Year Accord 1998 2011 Odyssey 1999 2011 Civic 1996 2011 Pilot 2003 2011 CR V 1997 2011 Ridgeline 2006 2008 Element 2003 2011 2000 2000 2009 Fit 2007 2011 Prelude 1997 2001 94 FixAssist Vehicle Applications ABS Toyota LEXUS Model Year Model Year ES 300 2000 2003 ISF 2008 2009 ES 330 2004 2006 LS 430 2001 2006 ES 350 2007 2010 LS 460 2007 2010 GS 300 1998 2006 LS 600h 2008 2010 GS 350 2007 2010 LX 470 1998 2007 GS 400 1998 2000 LX 570 2008 2010 GS 430 2001 2007 SC 430 2002 2005 GS 450h 2007 2011 RX 300 2001 2003 GS 460 2008 RX 330 2004 2006 GX 470 2003
4. GM BUICK Model Year Model Year Century 1997 2005 Regal 1997 2004 LaCrosse 2005 2009 Rendezvous 2002 2007 LeSabre 2000 2005 Terraza 2005 2007 Park Avenue 1997 2005 Enclave 2008 2011 Rainier 2004 2007 Lucerne 2006 2011 CADILLAC Model Year Model Year CTS 2003 2010 Seville 1997 2004 DeVille 1997 2005 SRX 2004 2011 DTS 2006 2011 STS 2005 2011 Eldorado 1997 2002 XLR 2004 2009 Escalade 1999 2008 CHEVROLET Model Year Model Year Astro 1999 2005 Impala 2000 2005 Avalanche 2002 2011 K1500 1999 2003 Aveo 2004 2011 K2500 2000 2003 Blazer 1996 2005 K3500 2000 2003 C1500 1999 2003 Malibu 1997 2011 C2500 1999 2003 S 10 1996 2004 C3500 1999 2003 Silverado 1500 2000 2011 Camaro 1999 2002 Silverado 2500 2000 2011 Cavalier 2000 2005 Silverado 3500 2000 2011 Cobalt 2005 2010 SSR 2003 2006 Colorado 2004 2011 Tracker 1999 2004 Corvette 1997 2011 Trailblazer 2002 2009 Classic 2004 2005 Uplander 2005 2008 Equinox 2005 2011 Venture 2000 2005 Express 1999 2011 GMC Model Year Model Year Acadia 2006 2011 K2500 2000 2003 C1500 1999 2003 K3500 2000 2003 C2500 1999 2003 Safari 1999 2005 C2500 1999 2003 Savana 2003 2011 Canyon 2004 2011 Sierra 2003 2011 Envoy 1999 2009 Sonoma 1996 2004 Jimmy 1996 2002 Yukon 1996 2011 K1500 1999 2003 Terrain 2010 2011 HUMMER Model Year Model Year H2 2003 2009 H3 2006 2010 FixAssist 93 Vehicle Applications ABS
5. ENGINE FAMILY EFN2 6YBT2BA OBD II DISPLACEMENT 2 6L CERTIFIED VEHICLE _ THIS VEHICLE CONFORMS TO U S EPA AND STATE a MANUFACTURER OF CALIFORNIA REGULATIONS APPLICABLE TO 1999 MODEL YEAR NEW TLEV PASSENGER CARS OB D Il REFER TO SERVICE MANUAL FOR ADDITIONAL INFORMATION TUNE UP CONDITIONS NORMAL OPERATING ENGINE TEMPERATURE Cc ERTI FI E D ACCESSORIES OFF COOLING FAN OFF TRANSMISSION IN NEUTRAL EXHAUST EMISSIONS STANDARDS STANDARD CATEGORY CERTIFICATION TLEV IN USE TLEV INTERMEDIATE weeen CATALYST lll GAP 1 1MM 2 Government Regulations require that all OBD2 compliant vehicles must have a 0 4 5 3 4 5 6l7ig common _ sixteen pin Data Link He lalslslef s Connector DLC Some 1994 and 1995 vehicles have 16 pin connectors but are E not OBD2 compliant Only those vehicles with a Vehicle Emissions Control Label stating OBD II Certified are OBD2 compliant Data Link Connector DLC Location The 16 pin DLC is usually located under the instrument panel dash within 12 inches 300 mm of center of the panel on the drivers side of most vehicles It should be easily accessible and visible from a 3 kneeling position outside the AA TEN CENTER a ASHTRAY vehicle with the door open LEFTCORNER OF DASH OF DASH FixAssist 5 About the Scan Tool BATTERY REPLACEMENT On some Asian and European vehicles the DLC is located behi
6. Some vehicle manufacturers do not allow Scan Tools or other external devices to control vehicle systems If the EVAP Leak Test is not EVAP Leak Test EVAP Leak Test not supported by the vehicle under test supported an advisory message shows on the Press LD M to exit Scan Tool s display Press the LD M e button to return to the System Test menu FixAssist 73 Additional Tests VIEWING VEHICLE INFORMATION When the EVAP leak test has been initiated by the vehicle s on board computer a confirmation message shows on the Scan Tool s display Press the LD M ce button to return to the Special Test Menu VIEWING VEHICLE INFORMATION EVAP Leak Test Test request sent Press LD M to exit The Vehicle Info function offers four options for retrieving reference information for the vehicle under test Vehicle Info Vehicle ID Available Modules and IPT In Use Performance Tracking Retrieving Vehicle Info The Scan Tool can retrieve a list of information related to the vehicle under test from the vehicle s on board computer This information may include the vehicle manufacturer make model model year engine size and transmission type 1 While linked to the vehicle press and release the LD M button m The Test Modes menu displays Use the UP and DOWN buttons as necessary to highlight Vehicle Info then press the ENTER button m The Vehicle Info Menu displays Use the UP
7. s engine before making your selection m If the KOER Test was selected and the vehicle s engine is not running an advisory message shows on the Scan Tool s display Press the LD M button to return to the Ford Mazda Enhanced menu An instructional message shows on the Scan Tool s display Perform test procedures as appropriate m If the Continuous Memory or KOEO test was selected turn the ignition OFF then back ON Press the ENTER button to start the test A One moment please message displays while the test is in progress a This tool does not support Enhanced on this vehicle Please check www innova com for upgrades Press LD M to exit Ford Mazda Enhanced KOEO Test KOER Test Press LD M to exit Ford Mazda KOER The vehicle must be running to perform the KOER test Press LD M to exit Ford Mazda KOEO Turn ignition OFF then back ON When complete press to start KOEO test FixAssist Using the Scan Tool VIEWING ENHANCED DTCs If the KOER test was selected press the ENTER button to continue A One moment please message displays while the test is in progress Turn the steering wheel to the right then release Press and release the brake pedal Cycle the overdrive switch if equipped If the Scan Tool fails to link to the vehicle s computer the message Unable to establish a link with the vehicle Verify the i
8. and DOWN buttons as necessary to highlight Vehicle Info then press the ENTER button When the retrieval process is completed the vehicle information is shown on the Scan Tool s display Use the UP and DOWN buttons as necessary to view the entire list When you have finished viewing the retrieved vehicle information press the LD M button to exit Retrieving Vehicle ID Information LO newer OBD2 compliant vehicles Test Modes View ABS DTCs System Test Tool Settings Press LD M to exit Vehicle Info Menu Vehicle Info Available Modules IPT Press LD M to exit Vehicle Information Manufacturer GM Year 1996 Make Chevrolet Model EL Engine L4 1 7L The Vehicle ID function is applicable to model year 2000 and The Scan Tool can retrieve a list of information provided by the vehicle manufacturer unique to the vehicle under test from the vehicle s on board computer This information may include 74 FixAssist Additional Tests VIEWING VEHICLE INFORMATION The vehicle s VIN number The control module identification number The vehicle s calibration ID s These IDs uniquely identify the software version s for the vehicle s control module s The Vehicle s Calibration Verification Number s CVNs required by ODB2 regulations CVNs are used to determine if emission related calibrations for the vehicle under test have been changed One or more CVNs may be returned
9. exhaust stream A faulty oxygen sensor reacts slowly or its voltage signal is weak or missing The Oxygen Sensor Monitor is supported by spark ignition vehicles only The Oxygen Sensor Monitor is a Two Trip monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory Secondary Air System Monitor When a cold engine is first started it runs in open loop mode During open loop operation the engine usually runs rich A vehicle running rich wastes fuel and creates increased emissions such as carbon monoxide and some hydrocarbons A Secondary Air System injects air into the exhaust stream to aid catalytic converter operation 1 It supplies the catalytic converter with the oxygen it needs to oxidize the carbon monoxide and hydrocarbons left over from the combustion process during engine warm up 2 The extra oxygen injected into the exhaust stream also helps the catalytic converter reach operating temperature more quickly during warm up periods The catalytic converter must heat to operating temperature to work properly The Secondary Air System Monitor checks for component integrity and system operation and tests for faults in the system The computer runs this Monitor once per t
10. m To expand the operation of the Malfunction Indicator Lamp MIL m To standardize communication procedures and protocols between the diagnostic equipment Scan Tools Code Readers etc and the vehicle s on board computer OBD2 Terminology The following terms and their definitions are related to OBD2 systems Read and reference this list as needed to aid in the understanding of OBD2 systems FixAssist 15 Onboard Diagnostics COMPUTER ENGINE CONTROLS 16 Powertrain Control Module PCM The PCM is the OBD2 accepted term for the vehicle s on board computer In addition to controlling the engine management and emissions systems the PCM also participates in controlling the powertrain transmission operation Most PCMs also have the ability to communicate with other computers on the vehicle ABS ride control body etc Monitor Monitors are diagnostic routines programmed into the PCM The PCM utilizes these programs to run diagnostic tests and to monitor operation of the vehicle s emissions related components or systems to ensure they are operating correctly and within the vehicle s manufacturer specifications Currently up to eleven Monitors are used in OBD2 systems Additional Monitors will be added as the OBD2 system is further developed Se Not all vehicles support all fifteen Monitors Enabling Criteria Each Monitor is designed to test and monitor the operation of a specific part of
11. systems on vehicles built from 1981 to 1995 Then came the development of OBD2 which is j on all 1996 cars and light trucks sold in the U S Like its predecessor OBD2 was adopted as part of a government mandate to lower vehicle emissions But what makes OBD2 unique is its universal application for all late model cars and trucks domestic and import This sophisticated program in the vehicle s main computer system is designed to detect failures in a range of systems and can be accessed through a universal OBD2 port which is usually found under the dashboard For all OBD systems if a problem is found the computer turns on the CHECK ENGINE light to warn the driver and sets a Diagnostic Trouble Code DTC to identify where the problem occurred A special diagnostic tool such as the FixAssist Scan Tool is required to retrieve these codes which consumers and professionals use as a starting point for repairs The FixAssist Scan Tool includes a solutions database Fix Assist with recommended inspection and repair procedures for most DTCs The Scan Tool also provides the additional ability to retrieve enhanced DTCs from most Chrysler Jeep Ford Mazda GM lsuzu Honda Acura and Toyota Lexus vehicles as well as Anti Lock Brake System ABS DTCs and vehicle information The types of enhanced data available depends on the vehicle make Additionally the FixAssist Scan Tool includes a database containing recommended inspection and r
12. then press the ENTER button m The Select Language screen dis plays m The currently selected display Language is highlighted Press the UP or DOWN button as necessary to highlight the desired display language When the desired display language is highlighted press the ENTER button to save your changes and return to the Menu shown in the selected display language Tool Settings Menu Adjust Brightness Audible Tone Display Backlight DTC Library Firmware Version V1 00 00 Press LD M to exit Tool Settings Menu Audible Tone Display Backlight DTC Library Firmware Version Select Language Language Espanol Francais Press LD M to exit FixAssist Additional Tests ADJUSTMENTS AND SETTINGS Setting the Unit of Measurement 1 Use the UP and DOWN buttons as necessary to highlight Unit of Tool Settings Menu i Display Backlight Measurement in the Menu then press DTC Library Firmware Version the ENTER button Select Language 2 Press the UP O or DOWN button as necessary to highlight the desired Unit of Measurement 3 When the desired Unit of Measurement value is selected press the ENTER button to save your changes and return to Metric the Menu Press LD M to exit Select Unit Exiting the MENU Mode 1 To exit the Enhanced Menu Press the LD M button The OBD2 DTC screen shows the first code retrieved
13. 2009 RX 350 2007 2009 IS 250 2006 2010 SC 430 2002 2010 IS 300 2001 2005 RX400h 2006 2008 IS 350 2006 2009 SCION Model Year Model Year TC 2005 2011 xB 2004 2011 xA 2004 2006 xD 2008 2011 TOYOTA Model Year Model Year 4 Runner 2001 2010 Matrix 2003 2008 Avalon 2002 2010 Prius 2001 2009 Camry 2000 2010 MR2 Spyder 2001 2005 Camry Solara 2004 2008 Rav4 2003 2005 Celica 2001 2005 Sequoia 2001 2010 Corolla 2000 2008 Sienna 2002 2010 FJ Cruiser 2007 2010 Tacoma 2003 2010 Highlander 2001 2007 Tundra 2000 2010 Land Cruiser 2000 2010 FixAssist 95 Glossary GLOSSARY OF TERMS AND ABBREVIATIONS GLOSSARY OF TERMS AND ABBREVIATIONS ABS Anti Lock Brake System CARB California Air Resources Board CCM Central Control Module Computer Control System An electronic control system consisting of an on board computer and related sensors switches and actuators used to ensure peak performance and fuel efficiency while reducing pollutants in the vehicle s emissions DIY Do It Yourself DLC Data Link Connector Drive Cycle An extended set of driving procedures that takes into consideration the various types of driving conditions encountered in real life Driving Condition A specific environmental or operation condition under which a vehicle is operated such as starting the vehicle when cold driving at steady speed cruising accelerating etc DTC s Diagnostic Trouble Code s EGR Ex
14. Live Data DTC Trigger mode Beginning I Middle 77ta FixAssist Live Data Mode RECORDING CAPTURING LIVE DATA 6 Use the UP and DOWN buttons as necessary to select the desired trigger point then press the ENTER button Reece Haden m A One moment please message Ready to record Waiting shows on the display When the Scan ror DIe Tool is ready to record Live Data the ease alae Record Live Data screen displays 7 Put the engine in the operating condition that causes the DTC to set m f necessary drive the vehicle until you reach the vehicle speed at which the problem occurs 8 When the Scan Tool detects a fault that causes a DTC to set it automatically records and saves approximately 20 frames of Live Data information in its memory according to your trigger selection for each PID supported by the vehicle m All three LEDs will blink for three seconds to indicate that Live Data is being recorded and a One moment please message shows on the Record Live Data display along with the number of One moment please the frame being recorded Recording Frame 3 m When recording is complete a press ODIM toiexit confirmation screen displays asking if you would like to view the recorded data Use the UP and DOWN buttons as necessary to f Live Data record was select Yes or No as desired then successful Would you like press the ENTER button Pena Se If Yes
15. Press LD M Erase was successful Press the amp the curren Readiness Status Erase has failed Verify the Connection at the DLC Verify that th ii switch is ON Press button to continue Erasing DTCs does not fix the problem s that caused the yr code s to be set If proper repairs to correct the problem that caused the code s to be set are not made the code s will appear again and the check engine light will illuminate as soon as the vehicle is driven long enough for its Monitors to complete their testing FixAssist 55 Using the Scan Tool I M READINESS TESTING I M READINESS TESTING I M 56 I M is an Inspection and Maintenance program legislated by the Government to meet federal clean air standards The program requires that a vehicle be taken periodically to an Emissions Station for an Emissions Test or Smog Check where the emissions related components and systems are inspected and tested for proper operation Emissions Tests are generally performed once a year or once every two years On OBD2 systems the I M program is enhanced by requiring vehicles to meet stricter test standards One of the tests instituted by the Federal Government is called I M 240 On I M 240 the vehicle under test is driven under different speeds and load conditions on a dynamometer for 240 seconds while the vehicle s emissions are measured Emissions tests vary depending on the geographic or re
16. Press LD M to exit 5 When you have viewed all PID information for the current frame of Live Data use the DOWN button to scroll to the end of the PID list Highlight Next Frame or Previous Frame as desired then press the ENTER button 68 FixAssist Live Data Mode LIVE DATA PLAYBACK 6 When you have finished viewing the recorded Live Data exit the Live Data Playback mode using the appropriate procedure shown below m lf the Scan Tool is connected to a vehicle use the DOWN button to scroll to the end of the PID list highlight Exit Playback then press the ENTER button If the Scan Tool is not connected to a vehicle press the DTC FF EA button FixAssist 69 Additional Tests SPECIAL TEST MENU In addition to retrieving Diagnostic Trouble Codes DTCs and viewing Live Data you can use the Scan Tool to perform additional diagnostic tests to view diagnostic and vehicle information stored in your vehicle s on board computer and to configure the Scan Tool for your particular needs SPECIAL TEST MENU Additional tests are accessed through the Special Test Menu The following gt f i functions are available from the Special Special Test Menu Test Menu 2 Nor continuous Test m O2 Sensor Test Retrieves and s IDM toca displays O2 sensor monitor test results from your vehicle s on board computer EEE Non Continuous Test Retrieves and displays test results for emissi
17. VEHICLE INFORMATION m The Vehicle Info Menu displays 3 Use the UP and DOWN buttons as necessary to highlight Available Modules then press the ENTER i button 4 When the retrieval process is completed pess to M to exit a complete list of modules supported by the vehicle under test is shown on the Scan Tool s display Use the UP O and DOWN buttons as necessary to view the entire list Available Modules Protocol ISO9141 5 When you have finished viewing the list Cee Dita exe of available modules press the LD M button to return to the System Test Menu Viewing In use Performance Tracking IPT The Scan Tool can retrieve In use Performance Tracking IPT statistics for monitors supported by the vehicle under test Two values are returned for each monitor the number of times that all conditions necessary for a specific monitor to detect a malfunction have been encountered XXXCOND and the number of times that the vehicle has been operated under the specific conditions for the monitor KXXCOMP Statistics are also provided for the number of times the vehicle has been operated in OBD monitoring conditions OBDCOND and the number of times the vehicle s engine has been started IGNCNTR 1 While linked to the vehicle press and release the LD M button m The Test Modes menu displays x View apep Modes 2 Use the UP and DOWN buttons A P Tool Setti as necessary t
18. Version Select library and Press to continue OBD1 Library FixAssist Additional Tests ADJUSTMENTS AND SETTINGS m The Enter DTC screen displays The screen shows the code P0001 with the P highlighted 3 Use the UP and DOWN buttons as necessary to scroll to the desired DTC type P Powertrain U Network Dre Lipraey B Body C Chassis then press the 0001 DTC FF Ea button Press DTC to select to view m The selected character displays solid press D M to exit and the next character is highlighted 4 Select the remaining characters in the DTC in the same way pressing the DTC FF button to confirm each character When you have selected all the DTC characters press the ENTER button to view the DTC definition m f you entered a Generic DTC DTCs that start with PO P2 and some P3 The selected DTC and DTC P2247 definition if available show on O2 sensor reference voltage the Scan Tool s display circuit open bank 2 sensor 1 If a definition for the DTC you Sr entered is not available an advisory message shows on the Scan Tool s display m f you entered a Manufacturer Specific DTC DTCs that start with P1 and some P3 The Select Manufacturer screen displays Use the UP and DOWN buttons as necessary to high light the appropriate manufacturer then press the ENTER button to display t
19. be illuminated SYSTEM STATUS Ce m DTC s that start with PO P2 and some P3 are considered Generic Universal All Generic DTC definitions are the same on all OBD2 equipped vehicles m DTC s that start with P1 and some P3 are Manufacturer specific codes and their code definitions vary with each vehicle manufacturer FixAssist 39 Using the Scan Tool CODE RETRIEVAL PROCEDURE 40 ey If the definition for the currently displayed code is not available an SQOLSOSDSO mil advisory message shows on the OSOOSSS menu C Scan Tool s LCD display P1639 Romeo The DTC Definition is not 18 If more than one DTC was retrieved available please visit and to view Freeze Frame Data press and release the DTC FF A button as www innova com necessary Sky Sry Each time the DTC FF button is pressed and released the Scan Tool will scroll and display the next DTC in sequence until all DTCs in its memory have displayed Freeze Frame Data if available will display after DTC 1 Whenever the Scroll function is used to view additional DTCs and Freeze Frame Data the Scan Tool s communication link with the vehicle s computer disconnects To re establish communication press the POWER LINK button again In OBD2 systems when an emissions related engine malfunction y cf occurs that causes a DTC to set a OT EOS noma te record or snapshot of engine condi tions at the
20. electrical wiring to the on board computer These devices include oxygen sensors coolant temperature sensors throttle position sensors fuel injectors etc Sensors and switches are input devices They provide signals representing current engine operating conditions to the computer Actuators are output devices They perform actions in response to commands received from the computer The on board computer receives information inputs from sensors and switches located throughout the engine These devices monitor critical engine conditions such as coolant temperature engine speed engine load throttle position air fuel ratio etc The computer compares the values received from these sensors with its preset reference values and makes corrective actions as needed so that the sensor values always match the preset reference values for the current driving condition The computer makes adjustments by commanding other devices such as the fuel injectors idle air control EGR valve or Ignition Module to perform these actions TYPICAL COMPUTER OUTPUT DEVICES CONTROL SYSTEM Fuel Injectors Idle Air Control EGR Valve Ignition Module A l On Board Computer INPUT DEVICES Coolant Temperature Sensor Throttle Position Sensor Fuel Injectors INPUT DEVICES Oxygen Sensors FixAssist 13 Onboard Diagnostics COMPUTER ENGINE CONTROLS Vehicle operating conditions are constantly changing The computer continuously makes adjustment
21. graph mode Press and release the ENTER button again to return to the PID list Press and hold the ENTER button to view the expanded definition for the currently selected PID Press and release the ENTER button again to return to the PID list If you experience vehicle problems view and or compare the Live Data PID information displayed on the Scan Tool to specifications in the vehicle s repair manual If desired you can customize the Live Data display to show only those PIDs you are interested in viewing See Customizing Live Data PIDs Communication with Vehicle Lost Verify the connection at the DLC Press LD M button to continue Air Flow Rate from Mass Air Flow Sensor g s below for details You may also choose to capture record Live Data for later viewing See RECORDING CAPTURING LIVE DATA on page 63 for details CUSTOMIZING LIVE DATA PIDs This feature lets you customize the Scan Tool display to show only those PIDs that are of interest at the current time You can customize the Live Data display by placing the Scan Tool in Custom Live Data mode and selecting only the PIDs that you wish to display To customize the Live Data display proceed as follows 62 1 While linked to the vehicle start the engine then press and release the LDM button m The Test Modes menu displays Use the UP and DOWN buttons as necessary to highlight Live Data Menu t
22. icon Indicates the currently displayed DTC is a Permanent code PENDING icon Indicates the currently displayed DTC is a Pending code MIL icon Indicates the status of the Malfunction Indicator Lamp MIL The MIL icon is visible only when a DTC has commanded the MIL on the vehicle s dashboard to light Code Number Sequence The Scan Tool assigns a sequence number to each DTC that is present in the computers memory starting with 01 This number indicates which code is currently displayed Code number 01 is always the highest priority code and the one for which Freeze Frame data has been stored FixAssist Scan Tool Controls DISPLAY FUNCTIONS If 01 is a Pending code there may or may not be Freeze Frame data stored in memory 14 Code Enumerator Indicates the total number of codes retrieved from the vehicle s computer FixAssist 11 Onboard Diagnostics COMPUTER ENGINE CONTROLS COMPUTER ENGINE CONTROLS The Introduction of Electronic Engine Controls 12 Electronic Computer Control Systems make it possible for vehicle manufacturers to comply with the tougher emissions and fuel efficiency standards mandated by State and Federal Governments As a result of increased air pollution smog in large cities such as Los Angeles the California Air Resources Board CARB and the Environmental Protection Agency EPA set new regulations and air pollu
23. is selected the Scan Tool NO enters Playback mode from which you can view a frame by frame playback of recorded Live Data see LIVE DATA PLAYBACK on page 67 for details If No is selected the display returns to the Mode Selection Menu 9 You can exit the Record Live Data Mode at any time by pressing the LD M button as necessary to return to the Live Data Menu Se If desired you can transfer the recorded Live Data information to a personal computer with the use of optional software see instructions included with the software for more information Record by Manual Trigger This option lets you select the precise time at which the Live Data recording will occur Record by Manual Trigger can be a very valuable diagnostic tool when troubleshooting intermittent problems that do not meet the requirements for a DTC to set Even though a DTC is not present the intermittent problems will sometimes manifest themselves briefly for a few fractions of a second and or only at certain vehicle speeds or vehicle operating conditions FixAssist 65 Live Data Mode RECORDING CAPTURING LIVE DATA 66 While linked to the vehicle start the engine then press and release the LDM button m The Test Modes menu displays Use the UP and DOWN buttons as necessary to highlight Live Data Menu then press the ENTER button m The Live Data menu displays Use the UP and DOWN buttons a
24. moment please message Press LD M to exit displays while the request is sent to the vehicle s on board computer m The Select Sensor screen displays The screen shows all O2 sensors applicable to the vehicle under test Se If O2 sensor tests are not supported by the vehicle under test an advisory message shows on the Scan Tool s display Press the LDM F button to return to the System Test Menu 02 Sensor Test data is not 3 Use the UP and DOWN buttons supported as necessary to highlight the O2 sensor Press LD M to exit for which you wish to view test results then press the ENTER button FixAssist 71 Additional Tests SPECIAL TEST MENU 4 When test results have been retrieved data for the selected sensor test will show on the Scan Tool s display osais Min V i 0 000 Press LD M to exit 5 When you have finished viewing the retrieved test data press the LD M eu button to return to the Select sensor screen Max V 0 000 6 Repeat steps 1 through 5 to view test results for additional sensors When you have finished viewing the retrieved test data press the LD M button to return to the Special Test Menu screen Non Continuous Test The Non Continuous Test function retrieves and displays test results for emission related powertrain components and systems that are not continuously monitored The tests available are determined by the vehicle manufactur
25. or has not run and performed the self diagnosis and testing of its associated system Performing I M Readiness Quick Check Se When a vehicle first comes from the factory all Monitors indicate a HAVE RUN status This indicates that all Monitors have run and completed their diagnostic testing The HAVE RUN status remains in the computer s memory unless the Diagnostic Trouble Codes are erased or the vehicle s computer memory is cleared The Scan Tool allows you to retrieve Monitor System Status Information to help you determine if the vehicle is ready for an Emissions Test Smog Check In addition to retrieving Diagnostic Trouble Codes the Scan Tool also retrieves Monitor Run Not Run status This information is very important since different areas of the state country have different emissions laws and regulations concerning Monitor Run Not Run status Before an Emissions Test Smog Check can be performed your vehicle must meet certain rules requirements and procedures legislated by the Federal and state country governments where you live 1 In most areas one of the requirements that must be met before a vehicle is allowed to be Emissions Tested Smog Checked is that the vehicle does not have any Diagnostic Trouble Codes present with the exception of PENDING Diagnostic Trouble Codes 2 In addition to the requirement that no Diagnostic Trouble Codes be present some areas also require that all the Monitors
26. retrieved The Diagnostic Trouble Code DTC and related code definition are shown in the lower section of the LCD display SE e viewing enhanced DTCs Honda 90 01 P1456 Permanent EVAP Emission Control System Leak Detected Fuel Tank System I M MONITOR STATUS icons are not displayed when In the case of long code definitions or when viewing Freeze Frame data a small arrow is shown in the upper lower right hand corner of the code display area to indicate the presence of additional information Use the and buttons as necessary to view the additional information The Scan Tool will display a code only if codes are present in the vehicle s computer memory If no codes are present a No Enhanced DTC s are presently stored in the vehicle s computer is displayed Press the LD M button to return to the Honda Acura Enhanced menu No Enhanced DTCs are presently stored in the vehicle s computer Press LD M to exit FixAssist Using the Scan Tool VIEWING ENHANCED DTCs 3 If more than one code was retrieved press the DTC FF FA button as necessary to display additional codes one at a time m Whenever the Scroll function is used to view additional codes the Scan Tool s communication link with the vehicle s computer disconnects To re establish POWERY LINK button again communication press the 4 When the last retrieved DTC has been displayed and the DTC FF
27. the vehicle s computer is shown on the display A PROTOCOL is a set of rules SP and procedures for regulating data transmission between computers and between testing equipment and computers As of this writing five different types of protocols ISO 9141 Keyword 2000 J1850 PWM J1850 VPW and CAN are in use by vehicle manufacturers The Scan Tool automatically identifies the protocol type and establishes a communication link with the vehicle s computer One moment Auto Link is in progress Detecting the Protocol a One moment Auto Link is in progress Linked to ISO 9141 m f the Scan Tool fails to link to the vehicles computer a Linking Failed message shows on the Scan Tool s display Verify the connection at the DLC and verify the ignition is ON Turn the ignition OFF wait 5 seconds then turn back ON to reset the computer Unable to establish a link with the vehicle Verify the connection at the DLC Verify the ignition is Ensure your vehicle is OBD2 compliant See VEHICLES COVERED on page 5 for vehicle compliance verification information 7 Once the computers communication protocol has been identified the Scan Tool performs a check of the vehicle s VIN Vehicle Identification Number to determine the vehicle make and model m If the Scan Tool can decode the VIN to determine the vehicle s make and model a confirmation screen dis plays vehicle inform
28. the vehicle s emissions system EGR system oxygen sensor catalytic converter etc A specific set of conditions or driving procedures must be met before the computer can command a Monitor to run tests on its related system These conditions are known as Enabling Criteria The requirements and procedures vary for each Monitor Some Monitors only require the ignition key to be turned On for them to run and complete their diagnostic testing Others may require a set of complex procedures such as starting the vehicle when cold bringing it to operating temperature and driving the vehicle under specific conditions before the Monitor can run and complete its diagnostic testing Monitor Has Has Not Run The terms Monitor has run or Monitor has not run are used throughout this manual Monitor has run means the PCM has commanded a particular Monitor to perform the required diagnostic testing on a system to ensure the system is operating correctly within factory specifications The term Monitor has not run means the PCM has not yet commanded a particular Monitor to perform diagnostic testing on its associated part of the emissions system Trip A Trip for a particular Monitor requires that the vehicle is being driven in such a way that all the required Enabling Criteria for the Monitor to run and complete its diagnostic testing are met The Trip Drive Cycle for a particular Monit
29. to drive and operate the Scan Tool at the same time is dangerous and could cause a serious traffic accident VIEWING LIVE DATA 1 While linked to the vehicle start the engine then press and release the LD M button y Test Modes m The Test Modes menu displays Live Data Menu View Enhanced DTCs 2 Use the UP and DOWN buttons z View ABS DTCs as necessary to highlight View Live Data then press the ENTER button 3 Real time Live Data PID information supported by the vehicle under test gt I M MONITOR STATUS a displays doose Live Data Remember what you are viewing is real time Live Data The alc Load values volts rom temperature Engine RPM vehicle speed system status etc cocan for the various PIDS displayed may change as the vehicle s operating conditions change 4 A vehicle usually supports several PIDs however only a limited amount of PID data can be displayed on the screen at one time If additional PID data is available a small arrow will be shown on the display Use the the UP and DOWN buttons as necessary to scroll up or down to view all available PID data FixAssist 61 Live Data Mode CUSTOMIZING LIVE DATA PIDs m f communication with the vehicle is lost while viewing Live Data a Communication Lost message shows on the Scan Tool s display 5 Press and release the ENTER button to view the currently selected PID in
30. tone on and off When turned on a tone sounds each time a button is pressed Display Backlight Turns the display backlight on and off DTC Library Library of OBD2 DTC definitions Firmware Version Displays the Scan Tool s firmware version Select Language Sets the display language for the Scan Tool to English French or Spanish Unit of Measurement Sets the Unit of Measurement for the Scan Tool s display to USA or Metric Adjustments and settings can be made only when the Scan Tool is NOT connected to a vehicle With the Scan Tool on the Code Retrieval screen press and release the x View apep Modes LD M button System Test Vehicle Info m The Test Modes menu displays SS FixAssist 77 Additional Tests ADJUSTMENTS AND SETTINGS 78 2 Use the UP and DOWN buttons as necessary to highlight Tool Settings then press the ENTER button m The Tool Settings Menu displays Make adjustments and settings as described in the following paragraphs Adjusting Display Brightness 1 Use the UP and DOWN buttons as necessary to highlight Adjust Brightness in the Menu then press the ENTER button m The Adjust displays Brightness screen m The Brightness field shows the current brightness setting from 1 to 4 Press the UP A button to decrease the brightness of the display make the display darker Press the DOWN button to increase the br
31. turn it OFF SP by pressing the POWER LINK button BEFORE connecting the Scan Tool to the DLC 3 Connect the Scan Tool cable connector to the vehicle s DLC The cable connector is keyed and will only fit one way m If you have problems connecting the cable connector to the DLC rotate the connector 180 and try again m f you still have problems check the DLC on the vehicle and on the Scan Tool Refer to your vehicle s service manual to properly check the vehicle s DLC Turn the ignition on DO NOT start the engine 5 When the Scan Tool s cable connector is properly connected to the vehicle s DLC the unit automatically turns ON 34 FixAssist Using the Scan Tool CODE RETRIEVAL PROCEDURE m If the unit does not power on automatically when connected to the vehicle s DLC connector it usually indicates there is no power present at the vehicle s DLC connector Check your fuse panel and replace any burned out fuses m f replacing the fuse s does not correct the problem consult your vehicle s repair manual to identify the proper computer PCM fuse circuit and perform any necessary repairs before proceeding 6 Press the POWER LINK button The Scan Tool will start a check of the vehicle s computer to determine which type of communication protocol it is using When the Scan Tool identifies the computers communication protocol a communication link is established The protocol type used by
32. will also be erased Erase DTCs from the computer s memory as follows Sr When DTCs are erased from the vehicle s computer memory the I M Readiness Monitor Status program resets the status of all Monitors to a not run flashing condition To set all of the Monitors to a DONE status an OBD2 Drive Cycle must be performed Refer to your vehicle s service manual for information on how to perform an OBD2 Drive Cycle for the vehicle under test Se The Scan Tool must be connected to the vehicle s DLC to erase the codes from the computer s memory TO ERASE If you press the ERASE button ee ee when the Scan Tool is not eID annon N connected to the vehicle s DLC the erase instruction screen displays 1 If not connected already connect the Scan Tool to the vehicle s DLC and turn the ignition On If the Scan Tool is already connected and linked to the vehicle s computer proceed directly to step 4 If not continue to step 2 2 Perform the Code Retrieval procedure see CODE RETRIEVAL PROCEDURE on page 34 Wait until the codes are displayed on the Scan Tool s display m To erase OBD2 DTCs proceed to step 4 m To erase enhanced DTCs proceed to step 3 3 Press the DTC FF button as necessary until all OBD2 codes have been shown and the Enhanced Main Menu displays Use the UP and DOWN buttons as necessary to highlight View Enhanced DTCs then press the ENTER button m Perfor
33. with an OBD2 Drive Cycle A Eg Trip Drive Cycle provides the Enabling Criteria for one specific Monitor to run and complete its diagnostic testing An OBD2 Drive Cycle must meet the Enabling Criteria for all Monitors on a particular vehicle to run and complete their diagnostic testing m Warm up Cycle Vehicle operation after an engine off period where engine temperature rises at least 40 F 22 C from its temperature before starting and reaches at least 160 F 70 C The PCM uses warm up cycles as a counter to automatically erase a specific code and related data from its memory When no faults related to the original problem are detected within a specified number of warm up cycles the code is erased automatically DIAGNOSTIC TROUBLE CODES DTCs Diagnostic Trouble Codes DTCs are meant to guide you to the proper Diagnostic Trouble service procedure in the vehicle s Codes DTCs are service manual DO NOT replace parts codes that identify a based only on DTCs without first specific problem area consulting the vehicle s service manual for proper testing procedures for that particular system circuit or component DTCs are alphanumeric codes that are used to identify a problem that is present in any of the systems that are monitored by the on board computer PCM Each trouble code has an assigned message that identifies the circuit component or system area where the problem was found OBD2 diagnostic tr
34. 1 CUSTOMIZING LIVE DATA PIDs we 62 RECORDING CAPTURING LIVE DATA z 63 LIVE DATA PLAYBACK cececec ccc eee eee cece se seeseae cae snesneneaeeaeeed 67 ADDITIONAL TESTS SPECIAL TEST MENUA or cvcce cscstcce cue i tuani a n a 70 VIEWING VEHICLE INFORMATION TNE ADJUSTMENTS AND SETTINGS nsssesssssnesssnessrssrsinrrssnrnsisnrininensrnes 77 USING SCAN TOOL MEMORY VIEWING DATA IN MEMORY n nssssesssssnerssssssrssrsrnrrssnrisisrnrrsrnrnnrsrnrenrnt 84 GENERIC GLOBAL OBD2 PID LIST 00 0 eee eee 86 VEHICLE APPLICATIONS ABS ABS APPLICATIONS DOMESTIC uu eee eter eeeeeeneeee 91 ABS APPLICATIONS IMPORT ou eee eee ee eee te tee eeeeeeeeee 94 GLOSSARY GLOSSARY OF TERMS AND ABBREVIATIONSG 0 coe eee 96 WARRANTY AND SERVICING LIMITED ONE YEAR WARRANTY uuu ccc ce cece cece eee seeeneetae teeta 101 SERVICE PROCEDURES i0 0 cc0ci2si2dssabescsadconsseasnads ctsseniseasaaesese 101 i FixAssist Introduction WHAT IS OBD WHAT IS OBD The FixAssist Scan Tool is designed to work on all OBD2 compliant vehicles All 1996 and newer vehicles cars light trucks and SUVs sold in the United States are OBD2 compliant One of the most exciting improvements in the automobile industry was the addition of on board diagnostics OBD on vehicles or in more basic terms the computer that activates the vehicle s CHECK ENGINE light OBD1 was designed to monitor manufacturer specific
35. DIGITAL CLASS Can OBDe Scan Tool OWNER S MANUAL The Easiest And Best Way To Troubleshoot 1996 and Newer OBD2 Vehicles Table of Contents INTRODUCTION WHAT IS OBD s cicccccscesceves cecueavebsashsuvcecasacaceaprictcesavscevsvdisetastenececavestabtee 1 VOULCAN polon p Sa TEA 2 SAFETY PRECAUTIONS SAFETY FRSE cescsccsccesasscvvsstccsscsstsstcscssssescayiestcossareeidsstebtescendtsevetanee 3 ABOUT THE SCAN TOOL VEHICLES COVERED a reneisse ar EO Erap E EOSTA UEFE N SE S EAN 5 BATTERY REPLACEMENT 6 SCAN TOOL CONTROLS CONTROLS AND INDICATORS cece eee eee ee re eeeennenee 8 DISPLAY FUNCTIONS 3 2h crreccteloret cisseeretseeesticalara essen aie en aire is 9 ONBOARD DIAGNOSTICS COMPUTER ENGINE CONTROLS 0 0 cece eee eeeeeeeeeee 12 DIAGNOSTIC TROUBLE CODES DTCs str AF OBDZ MONITORS poorne eenean ua satsbucassbrechreatantertersctinantevscessenutandts 20 PREPARATION FOR TESTING PRELIMINARY VEHICLE DIAGNOSTIC WORKSHEET 0005 29 BEFORE YOU BEGIN wa 82 VEHICLE SERVICE MANUALS uu cence tet een 33 USING THE SCAN TOOL CODE RETRIEVAL PROCEDURE we 34 THE ENHANCED MENU 4 VIEWING ENHANCED DTCs 42 VIEWING ABS DTCs ou ccc eee we 50 ERASING DIAGNOSTIC TROUBLE CODES DTCs si DA IM READINESS TESTING riei ionat i cediterets atiiensateevendsnnvscuhaceueaces 56 LIVE DATA MODE VIEWING LIVE DATA siseccctstvecicveccetietct vounasiears a 6
36. E button is pressed the Scan Tool returns to the first DTC Press the LD M a button to return to the Honda Acura Enhanced menu m To view additional enhanced DTCs repeat steps 1 through 4 above Press the LD M Ge button to return to the Enhanced Menu Toyota Lexus Enhanced DTCs When View Enhanced DTCs is selected from the Enhanced Main Menu and a Toyota Lexus vehicle was selected during linking if prompted the Toyota Lexus Enhanced menu displays Depending on the protocol used to communicate with your vehicle the Toyota Lexus Enhanced menu provides options to view m Current DTCs History DTCs or Pending DTCs m Current DTCs Historical DTCs or Readiness DTCs Sry If the vehicle under test does not support Enhanced DTCs an advisory message shows on the Scan Tool s display Press the LD M button to return to the Enhanced Menu 1 Use the UP and DOWN buttons as necessary to highlight the desired option then press the ENTER button A One moment please message displays while the Scan Tool retrieves the selected DTCs If the Scan Tool fails to link to the vehicle s computer the message Unable to establish a link with the vehicle Verify the ignition is ON shows on the Scan Tool s display 2 To read the display Refer to DISPLAY FUNCTIONS on page 9 for a description of LCD display elements FixAssist Toyota Lexus Enhanced History DTCs Pe
37. Enhanced menu No Enhanced DTCs are presently stored in the tool s memory Press LD M to exit 4 If more than one code was retrieved press the DTC FF FA button as necessary to display additional codes one at a time FixAssist 45 Using the Scan Tool VIEWING ENHANCED DTCs m Whenever the Scroll function is used to view additional codes the Scan Tool s communication link with the vehicle s computer disconnects To re establish POWERILINK button again communication press the 5 When the last retrieved DTC has been displayed and the DTC FF E button is pressed the Scan Tool returns to the first DTC Press the LD M ca button to return to the Ford Mazda Enhanced menu m To view additional enhanced DTCs repeat steps 1 through 5 above Press the LD M eg button to return to the Enhanced Menu General Motors Isuzu Enhanced DTCs 46 When View Enhanced DTCs is selected from the Enhanced Main Menu and a General Motors Isuzu vehicle was selected during linking if prompted the GM Isuzu Enhanced menu displays You may view the MIL DTCs Current DTCs Fail Since Clear DTCs or History DTCs e If the vehicle under test does not support Enhanced DTCs an advisory message shows on the Scan Tool s display Press the LD M ec button to return to the Enhanced Menu 1 Use the UP and DOWN buttons as option then press the ENTER button necessary t
38. GASOLINE USED O 87 Octane O 91 Octane O 89 Octane O More than 91 Octane WEATHER CONDITIONS WHEN PROBLEM OCCURS o 32 55 F 0 13 C O Above 55 F 13 C o Below freezing 32 F 0 C CHECK ENGINE LIGHT DASH WARNING LIGHT O Sometimes ON O Always ON o Never ON PECULIAR SMELLS O Hot O Gasoline O Sulfur rotten egg O Burning oil O Burning rubber o Electrical STRANGE NOISES o Rattle o Squeak O Knock oO Other FixAssist 31 Preparation for Testing BEFORE YOU BEGIN BEFORE YOU BEGIN The FixAssist Scan Tool aids in monitoring electronic and emissions related faults in your vehicle and retrieving fault codes related to malfunctions in these systems Mechanical problems such as low oil level or damaged hoses wiring or electrical connectors can cause poor engine performance and may also cause a fault code to set Fix any known mechanical problems before performing any test See your vehicle s service manual or a mechanic for more information Check the following areas before starting any test 32 Check the engine oil power steering fluid transmission fluid if applicable engine coolant and other fluids for proper levels Top off low fluid levels if needed Make sure the air filter is clean and in good condition Make sure all air filter ducts are properly connected Check the air filter ducts for holes rips or cracks Make sure all engine belts are in good condition Check for cracke
39. LET US SHOW YOU THEIR CREDENTIALS www innova com _ ANA INNOVA Innova Electronics Corp 17352 Von Karman Ave Irvine CA 9261 4 PRODUCT DESIGN amp COPYRIGHT Printed in Taiwan Instruction MRP 93 0321 2012 il Copyright 2012 IEC All Rights Reserved 000000000
40. NTER button m f DTCs are presently stored in the vehicles computer an advisory message displays Use the UP and DOWN buttons as necessary to highlight Erase DTCs then press the ENTER button to erase DTCs from the vehicle s computer When the Erase process is complete the Record by DTC Trigger screen displays 5 When the Record by DTC Trigger screen displays select the desired trigger point as follows Test Modes View Live Data View Enhanced DTCs View ABS DTCs Press LD M to exit Live Data Menu 2 3 Custom Live Data Playback Live Data Press LD M to exit Record Live Data Menu Record by DIC trigger Record by manual trigger Press LD M to exit Please clear DTCs before recording by DTC trigger Erase DTCs Press LD M to exit The Scan Tool is capable of recording approximately 100 frames of Live Data Record by DTC trigger lets you select the point in time at which you wish the Scan Tool to begin recording Live Data You can set the trigger point to record the 100 frames of data before an event when the DTC sets after the event or in the middle 50 frames before and 50 frames after the event m Beginning records approximately 100 frames of Live Data after the DTC sets m Middle records approximately 50 frames of Live Data before and 50 frames after the DTC sets m End records approximately 100 frames of Live Data before the DTC sets Record
41. Ox aftertreatment is based on a catalytic converter support that has been coated with a special washcoat containing zeolites NOx Aftertreatment is designed to reduce oxides of nitrogen emitted in the exhaust stream The zeolite acts as a molecular sponge to trap the NO and NO2 molecules in the exhaust stream In some implementations injection of a reactant before the aftertreatment purges it NO2 in particular is unstable and will join with hydrocarbons to produce H2O and N2 The NOx Aftertreatment Monitor monitors the function of the NOx aftertreatment to ensure that tailpipe emissions remain within acceptable limits The NOx Aftertreatment Monitor is supported by compression ignition vehicles only The NOx Aftertreatment Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory Boost Pressure System Monitor The boost pressure system serves to increase the pressure produced inside the intake manifold to a level greater than atmospheric pressure This increase in pressure helps to ensure compete combustion of the air fuel mixture The Boost Pressure System Monitor checks for component integrity and system operation and tests for faults in the system The co
42. TC FF button as necessary to display additional codes one at a time m Whenever the Scroll function is used to view additional codes the Scan Tool s communication link with the vehicle s computer disconnects To re establish communication press the POWERILINK button again FixAssist 43 Using the Scan Tool VIEWING ENHANCED DTCs 4 When the last retrieved DTC has been displayed and the DTC FF E button is pressed the Scan Tool returns to the first DTC Press the LD M button to return to the Chrysler Jeep Enhanced menu m To view additional enhanced DTCs repeat steps 1 through 4 above Press the LD M button to return to the Enhanced Menu Ford Mazda Enhanced DTCs Mazda Enhanced DTCs are available for Mazda branded 44 Ford vehicles only When View Enhanced DTCs is selected from the Enhanced Menu and a Ford Mazda vehicle was selected during linking if prompted the Ford Mazda Enhanced menu displays You may view DTCs for either the Continuous Memory Test KOEO Key On Engine Off Test or KOER Key On Engine Running Test ey 1 If the vehicle under test does not support Enhanced DTCs an advisory message shows on the Scan Tool s display Press the LD M ca button to return to the Enhanced Menu Use the UP and DOWN buttons as necessary to highlight the desired option then press the ENTER button When choosing to view KOER Test DTCs start the vehicle
43. TURING LIVE DATA You can record and save several frames of Live Data information for each PID supported by the vehicle in the Scan Tool s memory Recorded Live Data can serve as valuable information to help you in the troubleshooting of vehicle problems There are two ways that the Scan Tool can record Live Data m Record by DTC Trigger m Record by Manual Trigger F If the POWER LINK button is pressed at any time while in Live Data mode any stored recorded Live Data will be cleared erased from the Scan Tool s memory Record by DTC Trigger This function automatically records captures Live Data information when a DTC sets and saves it in the Scan Tool s memory The recorded captured data can be a valuable troubleshooting aid particularly if you are experiencing a fault that is causing a DTC to set 1 While linked to the vehicle start the engine then press and release the LD M F button FixAssist 63 Live Data Mode RECORDING CAPTURING LIVE DATA 64 e m The Test Modes menu displays Use the UP and DOWN buttons as necessary to highlight Live Data Menu then press the ENTER 2 button m The Live Data menu displays Use the UP and DOWN buttons as necessary to highlight Record Live Data then press the ENTER button m The Record Live Data Menu dis plays Use the UP and DOWN buttons as necessary to highlight Record by DTC trigger then press the E
44. Trip DTCs When a Type A DTC is found on the First Trip the following events take place m The computer commands the MIL On when the failure is first found m If the failure causes a severe misfire that may cause damage to the catalytic converter the MIL flashes once per second The MIL continues to flash as long as the condition exists If the condition that caused the MIL to flash is no longer present the MIL will light steady On A DTC is saved in the computer s memory for later retrieval A Freeze Frame of the conditions present in the engine or emissions system when the MIL was ordered On is saved in the computer s memory for later retrieval This information shows fuel system status closed loop or open loop engine load coolant temperature fuel trim value MAP vacuum engine RPM and DTC priority When a Type B DTC is found on the First Trip the following events take place m The computer sets a Pending DTC but the MIL is not ordered On Freeze Frame data may or may not be saved at this time depending on manufacturer The Pending DTC is saved in the computer s memory for later retrieval m If the failure is found on the second consecutive trip the MIL is ordered On Freeze Frame data is saved in the computer s memory m If the failure is not found on the second Trip the Pending DTC is erased from the computer s memory The MIL will stay lit for b
45. View screen and or scrolls the LCD display to view DTCs and Freeze Frame data 4 POWERLINK button When the Scan Tool IS NOT connected to a vehicle turns the Scan Tool On and Off When the Scan Tool is connected to a vehicle links the Scan Tool to the vehicle s PCM to retrieve diagnostic data from the computer s memory To turn the Scan Tool On you must press and hold the SP POWER LINK button for approximately 3 seconds 5 LDM button When pressed while linked to a vehicle places the Scan Tool in Live Data mode When pressed and held while linked to a vehicle displays the Mode Selection Menu 8 FixAssist 10 11 12 Scan Tool Controls DISPLAY FUNCTIONS DOWN button When in MENU mode scrolls DOWN through the menu and submenu selection options When LINKED to a vehicle scrolls DOWN through the current display screen to display any additional data UP button When in MENU mode scrolls UP through the menu and submenu selection options When LINKED to a vehicle scrolls UP through the current display screen to display any additional data GREEN LED Indicates that all engine systems are running normally all Monitors on the vehicle are active and performing their diagnostic testing and no DTCs are present YELLOW LED Indicates there is a possible problem A Pending DTC is present and or some of the vehicle s emission monitors have not run their diagnosti
46. a P 0 Module Test ID number Module ID number Component ID number m Min or Max test limit Only one test limit either Min or Max is shown for any given test Test Value and status Status is calculated by the Scan Tool by comparing the Test Value against the displayed test limit either Min or Max Status is shown as either Low High or OK 5 Press the LD M button to return to the Select Test screen When you have finished viewing the retrieved test data press the LD M button to return to the Special Test Menu screen 6 Repeat steps 1 through 5 to view test results for additional tests EVAP Leak Test The EVAP Leak Test function lets you initiate a leak test for the vehicle s EVAP system The Scan Tool does not perform the leak test but signals to Sr vehicle s on board computer to initiate the test The vehicle manufacturer determines the criteria and method for stopping the test once it has been started BEFORE using the EVAP Leak Test function refer to the vehicle s service repair manual to determine the procedures necessary to stop the test 1 From the Special Test Menu use the UP and DOWN buttons as necessary to highlight EVAP Leak Test Special Test Menu 02 S Test then press the ENTER button s Oz Sengon Tet i u n EVAP Leak Test 2 A One moment please message Press LD M to exit displays while the request is sent to the vehicle s on board computer
47. a com or link your tool to Innova PC Link screen displays The screen lists additional sources for obtaining a recommended solution and related data for the priority code To view retrieved DTCs press the DTC FF button and proceed to step 3 Press DTC to continue 3 To read the display Refer to DISPLAY FUNCTIONS on page 9 for a description of LCD display elements m A visible icon indicates that the Scan Tool is being powered through the vehicle s DLC connector sensor ABS sensor rotor m A visible ab icon indicates that the signal abnormal Scan Tool is linked to communicating with the vehicle s computer m The upper right hand corner of the display shows the number of the code currently being displayed the total number of codes retrieved m The Diagnostic Trouble Code DTC and related code definition are shown in the lower section of the LCD display I M MONITOR STATUS icons are not displayed when viewing ABS DTCs Se In the case of long code definitions a small arrow is shown in the upper lower right hand corner of the code display area to indicate the presence of additional information Use the UP O and DOWN buttons as necessary to view the additional information m The Scan Tool will display a code only if codes are present in the vehicle s computer memory If no No ABS DTCs are presently codes are present a No ABS DTC s stored in the tool s memory are presently stored
48. able to establish a link with the vehicle Verify the ignition is ON shows on the Scan Tool s display m f the vehicle does not support ABS communication an advisory message i Thi hicle d t shows on the Scan Tool s display slinport ABS cam Mmunicotii Press the LD M ce button to return Press LD M to exit to the Enhanced Main Menu Ford ABS m f a recommended solution for the priority DTC is available the Fix Assist screen for the DTC displays ee The screen shows recommended Fix Assist inspection and repair actions to This code is usually caused correct the malfunction that caused Mais Withe aa lence the DTC to be set If more than one malfunction is present that causes more than one DTC to be set Fix Assist will be displayed only for the code with the highest priority The code designated 01 on the Scan Tool display see step 3 for more information is referred to as the PRIORITY code Fix Assist is available for current DTCs only Fix Assist is not available for history DTCs To view retrieved DTCs press the DTC FF button and proceed to step 3 E To view additional information related to the recommended solution press the ENTER button FixAssist 51 Using the Scan Tool VIEWING ABS DTCs When the ENTER button is pressed from the Fix Assist screen or when a recommended solution is not available for the SBs and morat o 7 priority code an information www innov
49. acement parts whether new or remanufactured assume as their warranty period only the remaining time of this warranty This warranty does not apply to damage caused by improper use accident abuse improper voltage service fire flood lightning or other acts of God or if the product was altered or repaired by anyone other than the Manufacturer s Service Center The Manufacturer under no circumstances shall be liable for any consequential damages for breach of any written warranty of this unit This warranty gives you specific legal rights and you may also have rights which vary from state to state This manual is copyrighted with all rights reserved No portion of this document may be copied or reproduced by any means without the express written permission of the Manufacturer THIS WARRANTY IS NOT TRANSFERABLE For service send via U P S if possible prepaid to Manufacturer Allow 3 4 weeks for service repair SERVICE PROCEDURES If you have any questions require technical support or information on UPDATES and OPTIONAL ACCESSORIES please contact your local store distributor or the Service Center USA amp Canada 800 544 4124 6 00 AM 6 00 PM 7 days a week PST All others 714 241 6802 6 00 AM 6 00 PM 7 days a week PST FAX 714 432 3979 24 hr Web www innova com FixAssist 101 TECHNICAL ASSISTANC m CERTIFIED HABLAMOS ESPA OL SERVICE IN USA WE EMPLOY TECHNICIANS CERTIFIED BY ASE ONLY
50. all times o lIstoo fast RUNNING CONDITIONS No symptoms Runs rough Lacks power Bucks and jerks Poor fuel economy Hesitates or stumbles on accelerations ooaqaadada Cranks but will not start Starts but takes a long time Right after vehicle comes to a stop While idling During acceleration When parking Is sometimes too fast or too slow Is rough or uneven Fluctuates up and down Backfires Misfires or cuts out Engine knocks pings or rattles Surges Dieseling or run on FixAssist Preparation for Testing PRELIMINARY VEHICLE DIAGNOSTIC WORKSHEET AUTOMATIC TRANSMISSION PROBLEMS if applicable o No symptoms O Vehicle does not move oO Shifts too early or too late when in gear O Changes gear incorrectly O Jerks or bucks PROBLEM OCCURS O Morning O Afternoon o Anytime ENGINE TEMPERATURE WHEN PROBLEM OCCURS o Cold o Warm o Hot DRIVING CONDITIONS WHEN PROBLEM OCCURS O Short less than 2 miles O With headlights on o 2 10 miles O During acceleration O Long more than 10 miles O Mostly driving downhill O Stop and go O Mostly driving uphill O While turning O Mostly driving level O While braking O Mostly driving curvy O At gear engagement roads O With A C operating O Mostly driving rough roads DRIVING HABITS O Mostly city driving o Drive less than 10 miles per day O Highway o Drive 10 to 50 miles per day O Park vehicle inside o Drive more than 50 miles per O Park vehicle outside day
51. and diagnostic strategies Each procedure or diagnostic strategy is made to monitor the operation of and run diagnostic tests on a specific emissions related component or system These tests ensure the system is running correctly and is within the manufacturers specifications On OBD2 systems these procedures and diagnostic strategies are called Monitors Currently fifteen Monitors are supported by OBD2 systems Additional monitors may be added as a result of Government regulations as the OBD2 system grows and matures Not all vehicles support all fifteen Monitors Additionally some Monitors are supported by spark ignition vehicles only while others are supported by compression ignition vehicles only Monitor operation is either Continuous or Non Continuous depending on the specific monitor Continuous Monitors Three of these Monitors are designed to constantly monitor their associated components and or systems for proper operation Continuous Monitors run constantly when the engine is running The Continuous Monitors are Comprehensive Component Monitor CCM Misfire Monitor Fuel System Monitor FixAssist Onboard Diagnostics OBD2 MONITORS Non Continuous Monitors The other twelve Monitors are non continuous Monitors Non continuous Monitors perform and complete their testing once per trip The non continuous Monitors are D Oxygen Sensor Monitor Oxygen Sen
52. ared mile Dist MIL ON km XXXXX Distance Traveled while MIL ON mile S ECT C XXX XXX Engine Coolant Temp F ECU Volts V XX XXX Control Module Voltage EGR Error XXX X EGR Error Eng RPM min XXXXX Engine RPM EQ Ratio X XXX Commanded Equivalence Ratio EQ Ratio 11 X XXX Bank 1 Sensor 1 Equivalence Ratio EQ Ratio 12 X XXX Bank 1 Sensor 2 Equivalence Ratio EQ Ratio 13 X XXX Bank 1 Sensor 3 Equivalence Ratio EQ Ratio 14 X XXX Bank 1 Sensor 4 Equivalence 86 FixAssist Generic Global OBD2 PID List Tool Display Unit Value PID Description Ratio EQ Ratio 21 X XXX Bank 2 Sensor 1 Equivalence Ratio EQ Ratio 22 X XXX Bank 2 Sensor 2 Equivalence Ratio EQ Ratio 23 X XXX Bank 2 Sensor 3 Equivalence Ratio EQ Ratio 24 X XXX Bank 2 Sensor 4 Equivalence Ratio EVAP Press Pa XXXX XX_ Evap System Vapor Pressure in IXX XXX H20 FP Vac kPa XXXX XXX Fuel Rail Pressure relative PSI IXXX X toVacuum Fuel Level XXX X Fuel Level Input Fuel Press kPa XXX Fuel Rail Pressure PSI XX X Fuel Press kPa XXXXX Fuel Rail Pressure PSI IXXXX X Fuel Sys 1 OL Fuel System 1 Status Fuel Sys 1 CL Fuel System 1 Status Fuel Sys 1 z OL Drive Fuel System 1 Status Fuel Sys 1 OL Fault_ Fuel System 1 Status Fuel Sys 1 CL Fault Fuel System 1 Status Fuel Sys 2 OL Fuel System 2 Status Fuel Sys 2 CL Fu
53. ary to view the additional information If a definition for the currently displayed code is not available an advisory message shows on the Scan Tool s display e m The Scan Tool will display a code only if codes are present in the 38 vehicle s computer memory If no codes are present the message No Powertrain DTCs or Freeze Frame Data presently stored in the vehicle s computer Press the DTC button to view your Enhanced DTC s display Press the DTC FF button to enter the ENHANCED MENU on page 41 enhanced No Powertrain DTCs or Freeze Frame presently stored in the vehicle s computer Press the DTC button to view Enhanced ABS and SRS DTCs mode see THE 17 Read and interpret Diagnostic Trouble Codes system condition using the display and the green yellow and red LEDs FixAssist Using the Scan Tool CODE RETRIEVAL PROCEDURE The green yellow and red LEDs are used with the display as Se visual aids to make it easier to determine engine system conditions m Green LED Indicates that all engine systems are OK and Sqeeasoao IL operating normally All monitors N sect m i o Powertrain S or supported by the vehicle have run Freeze Frame data presently and performed their diagnostic stored in the vehicle s A computer Press the DTC testing and no trouble codes are button to view your present All Monitor icons will be Ennanced Dres solid m Yellow LED Indicates one o
54. ation for the vehicle under test FixAssist Vehicle Information Model EL Engine L4 1 7L Transmission Automatic to continue Press LD M to reselect 35 Using the Scan Tool CODE RETRIEVAL PROCEDURE 36 10 11 12 If the vehicle information shown is correct for the vehicle under test press the ENTER button Proceed to step 15 If the vehicle information shown is not correct for the vehicle under test press the LD M e amp button to manually select the desired vehicle The Select Vehicle screen displays Proceed to step 8 If the Scan Tool cannot decode the VIN to determine the vehicle s make and model the Select Vehicle screen displays Proceed to step 8 The Select Vehicle screen lists up to three vehicles from which codes were most recently retrieved m To select a vehicle from the Scan Tool s memory use the UP and DOWN buttons as necessary to highlight the desired stored vehicle then press the ENTER button Proceed to step 15 m To retrieve codes from a new vehicle use the UP and DOWN buttons as necessary to highlight New Vehicle then press the ENTER button The Select Year screen displays Use the UP and DOWN buttons as necessary to highlight the desired vehicle model year then press the ENTER button m The Select Make screen displays Use the UP and DOWN buttons as necessary to highlight the desired vehicle make then pre
55. by the vehicle s computer While linked to the vehicle press and release the LD M button m The Test Modes menu displays Test Modes View ABS DTCs Use the UP and DOWN buttons as necessary to highlight Vehicle Info Pee LE Mae it then press the ENTER button m The Vehicle Info Menu displays Use the UP and DOWN buttons as necessary to highlight Vehicle ID then press the ENTER button Vehicle Info Menu Se The first time the Vehicle ID function WEMAN ules 4 When the retrieval process is completed j j i IPT is used it may take several minutes Sect tonite to retrieve the information from the vehicle s computer the vehicle ID information is shown on the Scan Tool s display Use the UP Vehicle ID and DOWN buttons as necessary VIN 26261220PT3200012 to view the entire list Pose T oe ae CVN E5 6C 02 6E When you have finished viewing the Press LD Mito exit retrieved vehicle ID information press the LD M e amp button to exit Viewing Available Modules The Scan Tool can retrieve a list of modules supported by the vehicle under test 1 While linked to the vehicle press and release the LD M button Test Modes m The Test Modes menu displays View ABS DTCs System Tes Use the UP and DOWN buttons ace as necessary to highlight Vehicle Info ress LBB ex then press the ENTER button FixAssist 75 Additional Tests VIEWING
56. c testing RED LED Indicates there is a problem in one or more of the vehicle s systems The red LED is also used to show that DTC s are present DTCs are shown on the Scan Tool s display In this case the Malfunction Indicator Check Engine lamp on the vehicle s instrument panel will light steady on Display Displays settings Menu and submenus test results Scan Tool functions and Monitor status information See DISPLAY FUNCTIONS following for more details CABLE Connects the Scan Tool to the vehicle s Data Link Connector DLC DISPLAY FUNCTIONS 11 12 13 1 M MONITOR STATUS STEIGEN UL apg a a 7 7P0743 1 Torque Converter Clutch E Solenoid Circuit Electrical 3 4 5 6 Figure 2 Display Functions See Figure 2 for the locations of items 1 through 14 following 1 I M MONITOR STATUS field Identifies the I M Monitor status area FixAssist 9 Scan Tool Controls DISPLAY FUNCTIONS 10 10 11 12 13 Monitor icons Indicate which Monitors are supported by the vehicle under test and whether or not the associated Monitor has run its diagnostic testing Monitor status When a Monitor icon is solid it indicates that the associated Monitor has completed its diagnostic testing When a Monitor icon is flashing it indicates that the vehicle supports the associated Monitor but the Monitor has not yet run its diagnostic testing amp Vehicle icon Indicates w
57. ce the Scan Tool in Live Record Live Data Playback Live Data Data Playback mode Press LD M to exit m The display shows the recorded Live Data beginning with the trigger frame When you select Yes from the cocaine ra Record Live Data confirmation Live Data screen the Scan Tool enters the Live Data Playback mode and Ene RPMS the display shows the recorded Coolant F Live Data beginning with the trigger frame m A vehicle usually supports several PIDs however only a limited amount of PID data can be displayed on the screen at one time If additional PID data is available a small arrow will be shown on the display Use the UP and DOWN buttons as necessary to scroll up or down to view all available PID data m When viewing recorded Live Data look for any irregularities in any of the PID values signal information LTFT RPM MAP TEMP etc If any PIDs are not within specification or irregularities are detected follow the procedures in the vehicle s service repair manual to perform additional troubleshooting and repair When recorded Live Data is played back all available PIDs etn are shown even if you have customized the Live Data selections If there is no Live Data currently SP stored in the Scan Tool s memory No Live Data is presently j stored in Scan Tool s an advisory message shows on ated the display Press the LoM F button to exit the Live Data Playback mode
58. code retrieved VIEWING ENHANCED DTCs Refer to the appropriate paragraph to view enhanced data for your vehicle m Chrysler Jeep m Ford Mazda m GM suzu m Honda Acura m Toyota Lexus Chrysler Jeep Enhanced DTCs When View Enhanced DTCs is selected from the Enhanced Menu and a Chrysler Jeep vehicle was selected during linking if prompted the Chrysler Jeep Enhanced menu displays You may view either Engine DTCs or Transmission DTCs e a If the vehicle under test does not support Enhanced DTCs an advisory message shows on the Scan Tool s display Press the LD M button to return to the Enhanced Menu 1 Use the UP and DOWN buttons as necessary to highlight the desired option then press the ENTER button This tool does not support Enhanced on this vehicle Please check www innova com for upgrades Press LD M to exit Chrysler Jeep Enhanced Engine DTCs Transmission DTCs Press LD M to exit 42 FixAssist Using the Scan Tool VIEWING ENHANCED DTCs Transmission DTCs are not supported on most Chrysler Jeep vehicles manufactured prior to 2002 SE m A One moment please message displays while the Scan Tool retrieves the selected DTCs m f the Scan Tool fails to link to the Neel pennan caa vehicle s computer the message Unable to establish a link with the vehicle Verify the ignition is ON shows
59. cted on the second trip the code is automatically erased PID Parameter Identification SRS Supplemental Restraint System STFT Short Term Fuel Trim is a program in the vehicle s computer designed to add or subtract fuel from the vehicle to compensate for operating conditions that vary from the ideal A F ratio The vehicle uses this program to make minor fuel adjustments fine tune on a short term basis System Status An indication of whether or not a vehicle s emissions related system are operating properly and are ready for Inspection and Maintenance testing Trip Drive Cycle Vehicle operation that provides the necessary driving condition to enable a vehicle Monitor to run and complete its diagnostic testing VECI Vehicle Emission Control Information Decal FixAssist 97 98 FixAssist FixAssist 99 100 FixAssist Warranty and Servicing LIMITED ONE YEAR WARRANTY The Manufacturer warrants to the original purchaser that this unit is free of defects in materials and workmanship under normal use and maintenance for a period of one 1 year from the date of original purchase If the unit fails within the one 1 year period it will be repaired or replaced at the Manufacturer s option at no charge when returned prepaid to the Service Center with Proof of Purchase The sales receipt may be used for this purpose Installation labor is not covered under this warranty All repl
60. d torn brittle loose or missing belts Make sure mechanical linkages to engine sensors throttle gearshift position transmission etc are secure and properly connected See your vehicle s service manual for locations Check all rubber hoses radiator and steel hoses vacuum fuel for leaks cracks blockage or other damage Make sure all hoses are routed and connected properly Make sure all spark plugs are clean and in good condition Check for damaged loose disconnected or missing spark plug wires Make sure the battery terminals are clean and tight Check for corrosion or broken connections Check for proper battery and charging system voltages Check all electrical wiring and harnesses for proper connection Make sure wire insulation is in good condition and there are no bare wires Make sure the engine is mechanically sound If needed perform a compression check engine vacuum check timing check if applicable etc FixAssist Preparation for Testing VEHICLE SERVICE MANUALS VEHICLE SERVICE MANUALS Always refer to the manufacturers service manual for your vehicle before performing any test or repair procedures Contact your local car dealership auto parts store or bookstore for availability of these manuals The following companies publish valuable repair manuals m Haynes Publications 861 Lawrence Drive Newbury Park California 91320 Phone 800 442 9637 Web www haynes com m Mitchell 1 14145 Dani
61. d or damage to your vehicle or test equipment Always read your vehicle s service manual and follow its safety precautions before and during any test or service procedure ALWAYS observe the following general safety precautions When an engine is running it produces carbon monoxide a toxic and poisonous gas To prevent serious injury or death from carbon monoxide poisoning operate the vehicle ONLY in a well ventilated area To protect your eyes from propelled objects as well as hot or caustic liquids always wear approved safety eye protection When an engine is running many parts such as the coolant fan pulleys fan belt etc turn at high speed To avoid serious injury always be aware of moving parts Keep a safe distance from these parts as well as other potentially moving objects Engine parts become very hot when the engine is running To prevent severe burns avoid contact with hot engine parts Before starting an engine for testing or troubleshooting make sure the parking brake is engaged Put the transmission in park for automatic transmission or neutral for manual transmission Block the drive wheels with suitable blocks Connecting or disconnecting test equipment when the ignition is ON can damage test equipment and the vehicle s electronic components Turn the ignition OFF before connecting the Scan Tool to or disconnecting the Scan Tool from the vehicle s Data Link Connector DLC FixAssist 3 Safe
62. e exhaust gases to burn the remaining fuel Some materials inside the catalytic converter also have the ability to store oxygen and release it as needed to oxidize hydrocarbons and carbon monoxide In the process it reduces vehicle emissions by converting the polluting gases into carbon dioxide and water The computer checks the efficiency of the catalytic converter by monitoring the oxygen sensors used by the system One sensor is located before upstream of the converter the other is located after downstream of the converter If the catalytic converter loses its ability to store oxygen 22 FixAssist Onboard Diagnostics OBD2 MONITORS the downstream sensor signal voltage becomes almost the same as the upstream sensor signal In this case the monitor fails the test The Catalyst Monitor is supported by spark ignition vehicles only The Catalyst Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory Heated Catalyst Monitor Operation of the heated catalytic converter is similar to the catalytic converter The main difference is that a heater is added to bring the catalytic converter to its operating temperature more quickly This helps
63. ed with no faults present to turn off the MIL F Number of warm up periods needed to erase the DTC from the computer s memory after the MIL is turned off FixAssist 27 Onboard Diagnostics 0 1 7 e ate t Name of Monitor A B c D E F Comprehensive Component Monitor Continuous 1 2 1 3 40 Misfire Monitor 3 similar Type 1 and 3 Continuous 1 2 l conditions 80 Misfire Monitor F 3 similar Type 2 Continuous 1 conditions 80 Fuel System Monitor 3 similar Continuous 1 1or2 1 conditions 80 Catalytic Converter Once per A Monitor trip 1 2 1 3 trips 40 Oxygen Sensor Once per 3 Monitor trip 1 2 1 Snips jae Oxygen Sensor Once per Heater Monitor trip i 2 f ene 30 Exhaust Gas Recirculation EGR OncePer 4 2 1 3 trips 40 r trip Monitor Evaporative Once per Emissions Controls e P 1 2 1 3 trips 40 5 trip Monitor Secondary Air Once per 2 System AIR Monitor trip l S 1 Bane a NMHC Monitor eee 1 2 1 3 trips 40 NOx Adsorber Once per 3 Monitor trip 1 2 1 3 trips 40 Boost Pressure Once per System Monitor trip 1 2 Sitrips a9 Exhaust Gas Sensor Once per P Monitor trip 1 3 trips PM Filter Monitor et 1 2 1 3 trips 40 28 FixAssist Preparation for Testing PRELIMINARY VEHICLE DIAGNOSTIC WORKSHEET PRELIMINARY VEHICLE DIAGNOSTIC WORKSHEET The purpose of this form is to help you gather preliminary information on your v
64. ehicle before you retrieve codes By having a complete account of your vehicle s current problem s you will be able to systematically pinpoint the problem s by comparing your answers to the fault codes you retrieve You can also provide this information to your mechanic to assist in diagnosis and help avoid costly and unnecessary repairs It is important for you to complete this form to help you and or your mechanic have a clear understanding of your vehicle s problems NAME DATE VIN YEAR MAKE MODEL ENGINE SIZE VEHICLE MILEAGE VIN Vehicle Identification Number found at the base of the windshield on a metallic plate or at the driver door latch area consult your vehicle owner s manual for location TRANSMISSION O Automatic O Manual Please check all applicable items in each category DESCRIBE THE PROBLEM FixAssist 29 Preparation for Testing PRELIMINARY VEHICLE DIAGNOSTIC WORKSHEET 30 WHEN DID YOU FIRST NOTICE THE PROBLEM O Just Started Started Last Week o O Started Last Month O Other LIST ANY REPAIRS DONE IN THE PAST SIX MONTHS PROBLEMS STARTING o No symptoms O Will not crank ENGINE QUITS OR STALLS o No symptoms O Right after starting O When shifting into gear O During steady speed driving IDLING CONDITIONS o No symptoms o Is too slow at
65. eir icons will always be on solid even after the erase function is performed m Each DTC is associated with a specific Monitor Consult the vehicle s service manual to identify the Monitor or Monitors associated with the faults that were repaired Follow the manufacturer s procedures to perform a Trip Drive Cycle for the appropriate Monitors m While observing the Monitor icons on the Scan Tool s display perform a Trip Drive Cycle for the appropriate Monitor or Monitors If the vehicle needs to be driven in order to perform a Trip Drive Cycle ALWAYS have a second person help you One person should drive the vehicle while the other person observes the Monitor icons on the Scan Tool for Monitor RUN status Trying to drive and observe the Scan Tool at the same time is dangerous and could cause a serious traffic accident 4 When a Monitor s Trip Drive Cycle is performed properly the Monitor icon on the Scan Tool s display changes from flashing to solid indicating that the Monitor has run and finished its diagnostic testing m If after the Monitor has run the MIL on the vehicle s dash is not lit and no stored or pending codes associated with that particular Monitor are present in the vehicle s computer the repair was successful m If after the Monitor has run the MIL on the vehicle s dash lights and or a DTC associated with that Monitor is present in the vehicle s computer the repair was unsuccessful Refer to the veh
66. el System 2 Status Fuel Sys 2 OL Drive Fuel System 2 Status Fuel Sys 2 OL Fault_ Fuel System 2 Status Fuel Sys 2 CL Fault Fuel System 2 Status IAT C XXX XXX Intake Air Temperature F LOAD Value XXX X Absolute Load Value LTFT B1 XXX X Long Term Fuel Trim Bank 1 LTFT B2 XXX X Long Term Fuel Trim Bank 2 LTFT B3 XXX X Long Term Fuel Trim Bank 3 LTFT B4 XXX X Long Term Fuel Trim Bank 4 MAF g s l XXX XX Air Flow Rate from Mass Air Flow b min XXXX X Sensor MAP kPa XXX Intake Manifold Absolute Pressure PSI XX X MIL On Time hrs XXXX XX Engine Run Time while MIL ON min Monitor Status ICONS on Monitor Status this Driving Cycle Display 02S B1 S1 V X XXX Bank 1 Sensor 1 02S B1 S1 mA X XXX Bank 1 Sensor 1 O2S Current FixAssist 87 Generic Global OBD2 PID List Tool Display Unit Value PID Description mA 02S B1 S1 V V X XXX Bank 1 Sensor 1 02S Voltage O2S B1 S2 V X XXX Bank 1 Sensor 2 O2S B1 S2 mA X XXX Bank 1 Sensor 2 O2S Current mA O2S B1 S2 V V X XXX Bank 1 Sensor 2 02S Voltage O2S B1 S3 V X XXX Bank 1 Sensor 3 O2S B1 S3 mA X XXX Bank 1 Sensor 3 O2S Current mA 02S B1 S3 V V X XXX Bank 1 Sensor 3 O2S Voltage O2S B1 S4 V X XXX Bank 1 Sensor 4 O2S B1 S4 mA X XXX Bank 1 Sensor 4 O2S Current mA 02S B1 S4 V V X XXX Bank 1 Sensor 4 O2S Voltage O2S B2 S1 V X XXX Ba
67. elson Street Poway California 92064 Phone 888 724 6742 Web www m1products com Motor Publications 5600 Crooks Road Suite 200 Troy Michigan 48098 Phone 800 426 6867 Web www motor com FACTORY SOURCES Ford GM Chrysler Honda Isuzu Hyundai and Subaru Service Manuals Helm Inc 14310 Hamilton Avenue Highland Park Michigan 48203 Phone 800 782 4356 Web www helminc com FixAssist 33 Using the Scan Tool CODE RETRIEVAL PROCEDURE CODE RETRIEVAL PROCEDURE Retrieving and using Diagnostic Trouble Codes DTCs for troubleshooting vehicle operation is only one part of an overall diagnostic strategy Never replace a part based only on the DTC definition Each DTC has a set of testing procedures instructions and flow charts that must be followed to confirm the location of the problem This information is found in the vehicle s service manual Always refer to the vehicle s service manual for detailed testing instructions Check your vehicle thoroughly before performing Sr any test See BEFORE YOU BEGIN on page 32 for details ALWAYS observe safety precautions whenever working on a vehicle See SAFETY PRECAUTIONS on page 3 for more information 1 Turn the ignition off 2 Locate the vehicle s 16 pin Data Link Connector DLC See page 5 for connector location Some DLCs have a plastic cover w that must be removed before connecting the Scan Tool cable connector If the Scan Tool is ON
68. em is located 1 Fuel and Air Metering 2 Fuel and Air Metering injector circuit malfunction only 3 Ignition System or Misfire 4 Auxiliary Emission Control System 5 Vehicle Speed Control and Idle Control System 6 Computer Output Circuits 7 Transmission 8 Transmission Identifies what section of the system is malfunctioning 18 FixAssist Onboard Diagnostics DIAGNOSTIC TROUBLE CODES DTCs DTCs and MIL Status When the vehicle s on board computer detects a failure in an emissions related component or system the computers internal diagnostic program assigns a diagnostic trouble code DTC that points to the system and subsystem _ where the fault was found The diagnostic program saves the code in the computer s memory It records a Freeze Frame of conditions present when the fault was found and lights the Malfunction Indicator Lamp MIL Some faults require detection for two trips in a row before the MIL is turned on The Malfunction Indicator Lamp MIL is the accepted term Se used to describe the lamp on the dashboard that lights to warn the driver that an emissions related fault has been found Some manufacturers may still call this lamp a Check Engine or Service Engine Soon light There are two types of DTCs used for emissions related faults Type A and Type B Type A codes are One Trip codes Type B DTCs are usually Two
69. emory tool s memory is displayed Press Press LD M to exit the LD M eS button to return to the Toyota Lexus Enhanced menu 3 If more than one code was retrieved press the DTC FF YA button as necessary to display additional codes one at a time m Whenever the Scroll function is used to view additional codes the Scan Tool s communication link with the vehicle s computer disconnects To re establish communication press the POWERILINK button again 4 When the last retrieved DTC has been displayed and the DTC FF button is pressed the Scan Tool returns to the first DTC Press the LD M e amp button to return to the Toyota Lexus Enhanced menu m To view additional enhanced DTCs repeat steps 1 through 4 above Press the LD M ce button to return to the Enhanced Menu VIEWING ABS DTCs Refer to Vehicle Applications ABS on page 91 for vehicles covered 50 FixAssist Using the Scan Tool VIEWING ABS DTCs Reading ABS DTCs 1 When View ABS DTCs is selected from Ford ABS the Enhanced Main Menu The Scan Detecting the protocol Tool starts a check of the vehicle s computer to determine which type of communication protocol it is using 2 A One moment please message displays while the Scan Tool retrieves the selected DTCs Chrysler Jeep ABS x 3 Unable t tablish a link m If the Scan Tool fails to link to the with the vehicle Verity the vehicle s computer the message ee N elt Un
70. epair actions for most DTCs FixAssist 1 You Can Do It EASY TO USE EASY TO VIEW EASY TO DEFINE Easy To Use Connect the Scan Tool to the vehicles p3 test connector i m Turn the ignition key On m The tool will automatically link to the vehicle s computer Easy To View m The Scan Tool retrieves stored codes E onnon samus Ta Freeze Frame data and system status BOOED ED ann f m Codes system status and Freeze P2247 Frame data are displayed on the Scan OF sensor reference voltage circuit open bank 2 sensor 1 Tool s display screen System status is indicated by LED indicators Easy To Define I M MONITOR STATUS cmp SSeS mann T Live Data m Read code definitions from the Scan Tool s display rT Bank 2 View Freeze Frame data Ene eRe p Coolant F m View Live Data m Use Fix Assist to obtain recommended inspection and repair procedures for most DTCs P0130 Fix Assist Check for a failed oxygen sensor faulty wiring or a loose or damaged connector 2 FixAssist Safety Precautions SAFETY FIRST SAFETY FIRST To avoid personal injury instrument damage and or damage to your vehicle do not use the OBD2 Scan Tool before reading this manual This manual describes common test procedures used by experienced service technicians Many test procedures require precautions to avoid accidents that can result in personal injury an
71. er 72 Sry The Scan Tool does not perform non continuous test but retrieves results from the most recently performed tests from the on board computers memory You may retrieve non continuous test results for only one test at any given time 1 From the Special Test Menu use the UP and DOWN buttons as necessary to highlight Non Special Test Menu Continuous Test then press the ENTER button nee 2 A One moment please message Sky displays while the request is sent to the vehicle s on board computer m The Select Test screen displays The screen shows all tests applicable to the vehicle under test Refer to the vehicle s service repair manual for information related to non continuous tests If non continuous tests are not supported by the vehicle under test an advisory message shows on the Scan Tool s display Press the LoM button to return to the Mode Selection menu 3 Use the UP and DOWN buttons as necessary to highlight the desired test then press the ENTER button Non Continuous Test TestID 02 TestID 04 Press LD M to exit Non Continuous Test Non Continuous Test is not supported Press LD M to exit FixAssist Additional Tests SPECIAL TEST MENU 4 When test results have been retrieved data for the selected test will show on the Scan Tool s display The display ing i ion Test ID 02 shows the following information Sess
72. ermine from PROCEDURE page 34 which of the causing the yellow LED to light m f a PENDING Diagnostic Trouble Code is causing the yellow LED to light it is possible that the vehicle will be allowed to be tested for emissions and certified Currently most areas states countries will allow an Emissions Test Smog Check to be performed if the only code in the vehicle s computer is a PENDING Diagnostic Trouble Code m If the illumination of the Yellow LED is being caused by monitors that have not run their diagnostic testing then the issue of the vehicle being ready for an Emissions Test Smog Check depends on the emissions regulations and laws of your local area eT mT Sosscos M No Powertrain DTCs or Freeze Frame data presently stored in the vehicle s computer Press the DTC button to view your Enhanced DTCs SYSTEM STATUS E o the CODE RETRIEVAL two possible conditions is PETTITT SEES N P0743 Generic Torque Converter Clutch Solenoid Circuit Electrical SYSTEM STATUS Co me gt I M MONITOR STATUS a f eo i OeOSOoG a0 No Powertrain DTCs or Freeze Frame data presently stored in the vehicle s computer Press the DTC button to view your Enhanced DTCs SYSTEM STATUS Ce i FixAssist Using the Scan Tool I M READINESS TESTING Some areas require that all Monitors indicate a Has Run status before they allow an Emissions Test Smog Check to be perfo
73. eycomb structure similar to a catalyst substrate but with the channels blocked at alternate ends This forces the exhaust gas to flow through the walls between the channels filtering the particulate matter out The filters are self cleaning by periodic modification of the exhaust gas concentration in order to burn off the trapped particles oxidizing the particles to form CO2 and water The computer monitors the efficiency of the filter in trapping particulate matter as well as the ability of the filter to regenerate self clean The PM Filter Monitor is supported by compression ignition vehicles only The PM Filter Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory OBD2 Reference Table The table below lists current OBD2 Monitors and indicates the following for each Monitor A Monitor Type how often does the Monitor run Continuous or Once per trip B Number of trips needed with a fault present to set a pending DTC C Number of consecutive trips needed with a fault present to command the MIL On and store a DTC D Number of trips needed with no faults present to erase a Pending DTC E Number and type of trips or drive cycles need
74. f the ee ee following conditions A A PENDING CODE IS PRESENT E BSOSODHO row LL eee ts P OOTSOOD e If the yellow LED is illuminated it anaric P0743 may indicate a Pending code is Tordas Converter Ich present Check the Scan Tool s Solenoid Circuit Electrical display for confirmation A Pending code is confirmed by the presence of a numeric code and the word PENDING on the Scan Tool s SYSTEM sTaTUS display B MONITOR NOT RUN STATUS If q ee eo 0 the Scan Tool s display shows a Nis Powerin DIGS or zero indicating there are no DTC s Fiore Frame ditaipresantiy present in the vehicle s computer computer Press the DTC memory but the yellow LED is punon o view your illuminated it may be an indication that some of the Monitors supported by the vehicle have not SYSTEM STATUS yet run and completed their diagnostic testing Check the Scan Tool s display for confirmation All Monitor icons that are blinking have not yet run and completed their diagnostic testing all Monitor icons that are solid have run and completed their diagnostic testing m Red LED Indicates there is a problem with one or more of the Sogooooro il vehicle s systems The red LED is Seer er also used to indicate that DTC s P0743 are present displayed on the Scan Send Circuit electrical Tool s screen In this case the Malfunction Indicator Check Engine lamp on the vehicle s instrument panel will
75. ger point then press the ENTER button A One moment please message shows on the display When the Scan Tool is ready to record Live Data the Record Live Data screen displays Record Live Data Manual Trigger mode Ready to record FixAssist Live Data Mode LIVE DATA PLAYBACK 7 Put the engine in the operating condition where the problem manifests itself m f necessary drive the vehicle until you reach the vehicle speed at which the problem occurs 8 When the problem occurs press and release the ENTER button m All three LEDs will blink for three Record Live Data seconds to indicate that Live Data is One moment please being recorded and a One moment Recording Frame 3 please message shows on the Press LD M to exit display along with the number of the frame being recorded m When recording is complete a confirmation screen displays asking if you would like to view the Live Data record was recorded data Use the UP and Mee e DOWN buttons as necessary to select Yes or No as desired then NO press the ENTER button If Yes is selected the Scan Tool enters Playback mode from which you can view a frame by frame playback of recorded Live Data see LIVE DATA PLAYBACK on page 67 for details If No is selected the display returns to the Mode Selection Menu 9 You can exit the Record Live Data Mode at any time by pressing the LDM button as necessary to return
76. gional SE area in which the vehicle is registered If the vehicle is registered in a highly urbanized area the I M 240 is probably the type of test required If the vehicle is registered in a rural area the stricter dynamometer type test may not be required Readiness Monitors I M Readiness shows whether the various emissions related systems on the vehicle are operating properly and are ready for Inspection and Maintenance testing State and Federal Governments enacted Regulations Procedures and Emission Standards to ensure that all emissions related components and systems are continuously or periodically monitored tested and diagnosed whenever the vehicle is in operation It also requires vehicle manufacturers to automatically detect and report any problems or faults that may increase the vehicle s emissions to an unacceptable level The vehicle s emissions control system consists of several components or sub systems Oxygen Sensor Catalytic Converter EGR Fuel System etc that aid in reducing vehicle emissions To have an efficient Vehicle Emission Control System all the emissions related components and systems must work correctly whenever the vehicle is in operation To comply with State and Federal Government regulations vehicle manufacturers designed a series of special computer programs called Monitors that are programmed into the vehicle s computer Each of these Monitors is specifically designed to run tests a
77. gnition is ON shows on the Scan Tool s display 3 To read the display Ford Mazda KOER When test starts do the following Turn steering wheel 1 2 to right Ford Mazda Enhanced Unable to establish a link with the vehicle Verify the ignition is ON Press LD M to exit Refer to DISPLAY FUNCTIONS on page 9 for a description of LCD display elements The upper right hand corner of the display shows the number of the code currently being displayed the total number of codes retrieved The Diagnostic Trouble Code DTC and related code definition are shown in the lower section of the LCD display m A visible icon indicates that the Scan Tool is being powered through the vehicle s DLC connector a Aa itt P 1 250 Ford Mazda KOEO Vacuum reservoir control circuit open I M MONITOR STATUS icons are not displayed when viewing enhanced DTCs In the case of long code definitions or when viewing SP Freeze Frame data a small arrow is shown in the upper lower right hand corner of the code display area to indicate the presence of additional information Use the O and buttons as necessary to view the additional information The Scan Tool will display a code only if codes are present in the vehicle s computer memory If no codes are present a No Enhanced DTC s are presently stored in the tool s memory is displayed Press the LD M button to return to the Ford Mazda
78. h and unit of measurement USA or Metric as follows 1 Press the POWER LINK 4 button to turn the Scan Tool ON m The Select Language screen Language Idioma Languae displays English Espanol 2 Use the UP and DOWN buttons Feneis as necessary to highlight the desired display language 3 When the desired display language is selected press the ENTER button to confirm your selection 6 FixAssist About the Scan Tool BATTERY REPLACEMENT m The Select Unit screen displays 4 Use the UP and DOWN buttons as necessary to highlight the desired Select Unit unit of measurement Metric 5 When the desired unit of measurement Press LD M to exit is selected press the ENTER button to confirm your selection After the initial language and unit of measurement selections w are performed these as well as other settings can be changed as desired Proceed to ADJUSTMENTS AND SETTINGS on page 77 for further instructions FixAssist 7 Scan Tool Controls CONTROLS AND INDICATORS CONTROLS AND INDICATORS Figure 1 Controls and Indicators See Figure 1 for the locations of items 1 through 12 below 1 ERASE button Erases Diagnostic Trouble Codes DTCs and Freeze Frame data from your vehicle s computer and resets Monitor status 2 ENTER button When in MENU mode confirms the selected option or value 3 DTC FF button Displays the DTC
79. haust Gas Recirculation EPA Environmental Protection Agency EVAP Evaporative Emissions System Fault Code See DTCs Freeze Frame A digital representation of engine and or emissions system conditions present when a fault code was recorded FTP Fuel Tank Pressure Generic Code A DTC that applies to all OBD2 compliant vehicles I M Test Emissions Test Smog Check A functional test of a vehicle to determine if tailpipe emissions are within Federal State Local requirements LCD Liquid Crystal Display LED Light Emitting Diode LTFT Long Term Fuel Trim is a program in the vehicle s computer designed to add or subtract fuel from the vehicle to compensate for operating conditions that vary from the ideal A F ratio long term Manufacturer Specific Code A DTC that applies only to OBD2 compliant vehicles made by a specific manufacturer MIL Malfunction Indicator Lamp also referred to as Check Engine light OBD1 On Board Diagnostics Version 1 also referred to as OBD OBD2 On Board Diagnostics Version 2 also referred to as OBD II 96 FixAssist Glossary GLOSSARY OF TERMS AND ABBREVIATIONS On Board Computer The central processing unit in the vehicle s computer control system PCM Powertrain Control Module Pending Code A code recorded on the first trip for a two trip code If the fault that caused the code to be set is not dete
80. he correct DTC for your vehicle Select Manufacturer A confirmation screen displays If the correct manufacturer is shown press the ENTER l button to view the DTC definition pouiheve REE If the correct manufacturer is not Ieithiscorrect shown press the LD M No Press LD M to exit button to return to the Select Manufacturer screen and re select the desired vehicle manufacturer FixAssist 81 Additional Tests ADJUSTMENTS AND SETTINGS 82 e 5 If a definition for the DTC you entered is not available an advisory message shows on the Scan Tool s display If you wish to view definitions for additional DTCs press the ENTER button to return to the Enter DTC screen and repeat steps 3 and 4 P1274 The DTC definition is not available please visit www innova com When all desired DTCs have been viewed press the LD M ea button to return to the Enter DTC screen if necessary then press the LD M button to exit the DTC Library Viewing the Firmware Version 1 Use the UP and DOWN buttons as necessary to highlight Firmware Version in the Menu then press the ENTER button m The Firmware Version screen displays m The screen shows the Scan Tool s current firmware version Press the LD M ce button to return to the Menu Selecting the Display Language 1 Use the UP and DOWN buttons as necessary to highlight Select Language in the Menu
81. he fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory D Evaporative System EVAP Monitor OBD2 vehicles are equipped with a fuel Evaporative system EVAP that helps prevent fuel vapors from evaporating into the air The EVAP system carries fumes from the fuel tank to the engine where they are burned during combustion The EVAP system may consist of a charcoal canister fuel tank cap purge solenoid vent solenoid flow monitor leak detector and connecting tubes lines and hoses Fumes are carried from the fuel tank to the charcoal canister by hoses or tubes The fumes are stored in the charcoal canister The computer controls the flow of fuel vapors from the charcoal canister to the engine via a purge solenoid The computer energizes or de energizes the purge solenoid depending on solenoid design The purge solenoid opens a valve to allow engine vacuum to draw the fuel vapors from the canister FixAssist 23 Onboard Diagnostics OBD2 MONITORS into the engine where the vapors are burned The EVAP Monitor checks for proper fuel vapor flow to the engine and pressurizes the system to test for leaks The computer runs this Monitor once per trip The EVAP Monitor is supported by spark ignition vehicles only The EVAP Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pend
82. hen press the ENTER button m The Live Data menu displays Use the UP and DOWN buttons as necessary to highlight Custom Live Data then press the ENTER button Test Modes View Live Data View Enhanced DTCs View ABS DTCs Press LD M to exit Live Data Menu 1 3 Record Live Data Playback Live Data Press LD M to exit FixAssist Live Data Mode RECORDING CAPTURING LIVE DATA m The Custom Live Data menu displays with the first PID in the menu highlighted 4 Use the UP and DOWN buttons to scroll through the available PIDs When the PID you wish to display is highlighted press the ENTER button Custom Live Data to select it a checkmark will show in Fuel Sys 1 the checkbox to the right of the PID to confirm your selection Repeat the procedure until only the PIDs you want to display have all been selected 1 75 EA m To deselect a currently selected PID highlight the PID then press the ENTER button The checkmark will be removed from the checkbox 5 When you are finished making your selection s scroll to the end of the PID list and highlight the word DONE then press the ENTER button m The Scan Tool is now in Custom Live Data mode Only the PIDs you selected are shown on the Scan Tools display 6 To exit the Custom Live Data mode press the LD M button as necessary until the Test Modes menu displays RECORDING CAP
83. hether or not the Scan Tool is being properly powered through the vehicle s Data Link Connector DLC A visible icon indicates that the Scan Tool is being powered through the vehicle s DLC connector ap Link icon Indicates whether or not the Scan Tool is communicating linked with the vehicle s on board computer When visible the Scan Tool is communicating with the computer If the Link icon is not visible the Scan Tool is not communicating with the computer a Computer icon When this icon is visible it indicates that the Scan Tool is linked to a personal computer Optional software is available that makes it possible to upload retrieved data to a personal computer Scan Tool Internal Battery icon When visible indicates the Scan Tool batteries are low and should be replaced If the batteries are not replaced when the battery symbol is on all 3 LEDs will light up as a last resort indicator to warn you that the batteries need replacement No data will be displayed on screen when all 3 LEDs are lit DTC Display Area Displays the Diagnostic Trouble Code DTC number Each fault is assigned a code number that is specific to that fault Test Data Display Area Displays DTC definitions Freeze Frame data Live Data and other pertinent test information messages FREEZE FRAME icon Indicates that there is Freeze Frame data from Priority Code Code 1 stored in the vehicle s computer memory PERMANENT
84. his is the basic designation for all O2 sensors 70 FixAssist Additional Tests SPECIAL TEST MENU m X or XX These characters identify the location of the O2 sensor in relation to a cylinder bank An O2 sensor for cylinder bank 1 is identified by the designation 1 or B1 a sensor for cylinder bank 2 is identified as 2 or B2 Bank One indicates the side of the engine where cylinder Ee number one is located V type engines Bank Two is opposite of Bank One m Y or YY These characters identity the location of the O2 sensor in relation to the exhaust system catalyst An O2 sensor located upstream of the catalyst is identified by the designation 1 or S1 a sensor lo cated downstream of the Catalytic Converter is identified as 2 or S2 For example O2S12 or O2SB1S2 is the designation for the downstream O2 sensor for cylinder bank 1 Se The Scan Tool does not perform O2 sensor tests but retrieves results from the most recently performed O2 sensor tests from the on board computer s memory You may retrieve O2 sensor test results for only one test of one sensor at any given time Depending on the communication protocol the O2 Sensor Sr Test may not be available for the vehicle under test 1 From the Special Test Menu use the UP and DOWN buttons as necessary to highlight O2 Sensor Test nda pecial Test Menu then press the ENTER button on Continuous Test 2 A One
85. icle s service manual and recheck repair procedures 60 FixAssist Live Data Mode VIEWING LIVE DATA The OBD2 Scan Tool is a special diagnostic tool that communicates with the vehicle s computer The Scan Tool lets you view and or capture record real time Live Data This information includes values volts rpm temperature speed etc and system status information open loop closed loop fuel system status etc generated by the various vehicle sensors switches and actuators In effect the Scan Tool lets you view in real time the same signal values generated by the sensors actuators switches and or vehicle system status information used by the vehicle s computer when calculating and conducting system adjustments and corrections The real time Live Data vehicle operating information values status that the computer supplies to the Scan Tool for each sensor actuator switch etc is called Parameter Identification PID Data Each PID sensor actuator switch status etc has a set of operating characteristics and features parameters that serve to identify it The Scan Tool displays this information for each sensor actuator switch or status that is supported by the vehicle under test WARNING If the vehicle must be driven in order to perform a Sr troubleshooting procedure ALWAYS have a second person help you One person should drive the vehicle while the other person observes the Scan Tool data Trying
86. ieve and display any Diagnostic Trouble Codes Monitor Status and Freeze Frame Data retrieved from the vehicle s computer memory m The Scan Tool is capable of retrieving and storing up to 32 codes in memory for immediate or later viewing m f a recommended solution for the priority DTC is available the Fix Assist screen for the DTC displays The screen shows recommended inspection and repair actions to correct the malfunction that caused the DTC to be set m f a recommended solution for the priority DTC is not available an advisory message displays Press the next DTC Z itimouronsarys Cf ESS ninm OC P0743 Generic Torque Converter Clutch Solenoid Circuit Electrical P0130 Fix Assist Check for a failed oxygen sensor faulty wiring or a loose or damaged connector a Get Mechanic Verified Fixes TSBs and more at www innova com or link your tool to Innova PC Link Press DTC to continue If more than one malfunction is present that causes more than one DTC to be set Fix Assist will be displayed only for the code with the highest priority The code designated 01 on the Scan Tool display see step 16 for more information is referred to as the PRIORITY code The priority code is also the one that has commanded the MIL on FixAssist 37 Using the Scan Tool CODE RETRIEVAL PROCEDURE m To view retrieved DTCs and Freeze Frame data press the DTC FF button and proceed
87. ightness of the display make the display lighter Tool Settings Menu Audible Tone Display Backlight DTC Library Firmware Version Tool Settings Menu Audible Tone Display Backlight DTC Library Firmware Version Brightness 3 Darker 7 Lighter Press LD M to exit When the desired brightness is obtained press the ENTER button to save your changes and return to the Menu Enabling the Audible Tone 1 Use the UP and DOWN buttons as necessary to highlight Audible Tone in the Menu then press the ENTER button m The Audible Tone screen displays Press the UP O or DOWN button as necessary to highlight ON or OFF as desired When the desired option is selected press the ENTER button to save your changes and return to the Menu Tool Settings Menu Adjust Brightness Audible Tone Display Backlight DTC Library Firmware Version Audible Tone ON OFF Press LD M to exit FixAssist Additional Tests ADJUSTMENTS AND SETTINGS Using the Backlight 1 Use the UP and DOWN buttons as necessary to highlight Display Backlight in the Menu then press the ENTER button m The Display Backlight screen displays Press the UP 6 or DOWN button as necessary to select the desired backlight mode either ON or OFF When the desired backlight mode is selected press the ENTER button to save your changes m The display ret
88. in the tools Press LD M to exit memory is displayed Press the LD M ee button to return to the Test Modes Menu 4 If more than one code was retrieved press the DTC FF button as necessary to display additional codes one at a time 52 FixAssist Using the Scan Tool VIEWING ABS DTCs m Whenever the Scroll function is used to view additional codes the Scan Tool s communication link with the vehicle s computer disconnects To re establish POWERILINK button again communication press the 5 When the last retrieved DTC has been displayed and the DTC FF button is pressed the Scan Tool returns to the ABS Menu To exit the ABS mode press the LD M ca button The Scan Tool returns to the Enhanced Main Menu Erasing ABS DTCs If you plan to take the vehicle to a Service Center for repair DO NOT erase the ABS DTCs from the vehicle s computer If the codes are erased valuable information that might help the technician troubleshoot the problem will be erased With the Scan Tool in ABS Mode see Reading ABS DTCs on page 51 for details press the ERASE button A confirmation message shows on the LCD display 1 If you are sure you want to proceed press the ERASE button to erase the ABS DTCs from the vehicle s computer If you do not want to continue with the erase process press the LD M button to exit the erase mode If you chose to erase ABS DTCs a progress screen displays
89. ing Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the PCM commands the MIL On and saves the code in its long term memory Oxygen Sensor Heater Monitor The Oxygen Sensor Heater Monitor tests the operation of the oxygen sensor s heater There are two modes of operation on a computer controlled vehicle open loop and closed loop The vehicle operates in open loop when the engine is cold before it reaches normal operating temperature The vehicle also goes to open loop mode at other times such as heavy load and full throttle conditions When the vehicle is running in open loop the oxygen sensor signal is ignored by the computer for air fuel mixture corrections Engine efficiency during open loop operation is very low and results in the production of more vehicle emissions Closed loop operation is the best condition for both vehicle emissions and vehicle operation When the vehicle is operating in closed loop the computer uses the oxygen sensor signal for air fuel mixture corrections In order for the computer to enter closed loop operation the oxygen sensor must reach a temperature of at least 600 F The oxygen sensor heater helps the oxygen sensor reach and maintain its minimum operating temperature 600 F more quickly to bring the vehicle into closed loop operation as soon as possible The Oxygen Sensor Heater Monitor is supported by spark ignitio
90. m The LCD display returns to the DTC screen if data is currently stored in the Scan Tool s memory or the To Link screen if no data is stored FixAssist 83 Using Scan Tool Memory VIEWING DATA IN MEMORY When you retrieve DTCs and or record Live Data from a vehicle the data is saved to the Scan Tool s memory Each time you retrieve DTCs or record Live Data existing data in the Scan Tool s memory is overwritten with the new data VIEWING DATA IN MEMORY When you turn the Scan Tool on while NOT connected to a vehicle and data is currently saved in the Scan Tool s memory the Scan Tool enters Memory mode You can view DTCs and Live Data stored in the Scan Tool s memory 84 1 3 With the Scan Tool NOT connected to a vehicle press and release the POWER LINK button to turn the Scan Tool on To view DTCs in the Scan Tool s memory press the DTC FF button m The Scan Tool displays the priority DTC ey If there are no DTCs currently stored in the Scan Tool s memory an advisory message shows on the display Press the DTC FF button to scroll through all stored DTCs If a recommended solution for the priority DTC is available the Fix Assist screen for the DTC is displayed immediately following the priority DTC The screen shows recommended inspection and repair actions to correct the malfunction that caused the DTC to be set Freeze Frame data if available will display f
91. m mechanical to electronic engine controls vehicle manufacturers are able to control fuel delivery and spark timing more precisely Some newer Computer Control Systems also provide control over other vehicle functions such as transmission brakes charging body and suspension systems FixAssist Onboard Diagnostics COMPUTER ENGINE CONTROLS The Basic Engine Computer Control System The Computer Control System consists of an on board computer and several related control devices sensors switches and actuators The on board computer is the heart of the Computer Control System The computer contains several programs with preset reference values for air fuel ratio spark or ignition timing injector pulse width engine speed etc Separate values are provided for various driving conditions such as idle low speed driving high speed driving low load or high load The preset reference values represent the ideal air fuel mixture spark timing transmission gear selection etc for any driving condition These values are programmed by the vehicle manufacturer and are specific to each vehicle model Most on board computers are located inside the vehicle behind the dashboard under the passenger s or driver s seat or behind the right kick panel However some manufacturers may still position it in the engine compartment Vehicle sensors switches and actuators are located throughout the engine and are connected by
92. m the appropriate Code Retrieval procedure see VIEWING ENHANCED DTCs on page 42 Wait until the codes are displayed on the Scan Tool s display 54 FixAssist Using the Scan Tool m Proceed to step 4 I M READINESS TESTING 4 Press and release the ERASE button A confirmation message shows on the display m To erase OBD2 DTCs If you are sure you want to proceed press the ERASE YA button to erase DTCs from the vehicle s computer If you do not want to continue with the erase process press the LD M button to exit the erase mode Toerase enhanced DTCs If you are sure you want to proceed press the ERASE YA button to erase DTCs from the vehicle s computer If you do not want to continue with the erase process press the LD M es button to exit the erase mode 5 If you chose to erase DTCs a progress screen displays while the erase function is in progress m f the erase was successful a confirmation message shows on the display Press the POWER LINK button to return to the DTC screen m lf the erase was not successful an advisory message shows on the display Verify that the Scan Tool is properly connected to the vehicle s DLC and that the ignition is on then repeat steps 2 and 3 above a Erasing clears all DTCs Freeze Frame Data and Resets IM Monitors Are you sure YES Press 525 NO Press LD M 3 Erasing clears all Enhanced DTCs Are you sure NO
93. mputer runs this Monitor once per trip The Boost Pressure System Monitor is supported by compression ignition vehicles only The Boost Pressure System Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory Exhaust Gas Sensor Monitor The exhaust gas sensor is used by a number of systems monitors to determine the content of the exhaust stream The computer checks for component integrity system operation and tests for faults in the system as well as feedback faults that may affect other emission control systems The Exhaust Gas Sensor Monitor is supported by compression ignition vehicles only The Exhaust Gas Sensor Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory 26 FixAssist Onboard Diagnostics OBD2 MONITORS PM Filter Monitor The particulate matter PM filter removes particulate matter from the exhaust stream by filtration The filter has a hon
94. n vehicles only The Oxygen Sensor Heater Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory D Oxygen Sensor Monitor The Oxygen Sensor monitors how much oxygen is in the vehicle s exhaust It generates a varying voltage of up to one volt based on how much oxygen is in the exhaust gas and sends the signal to the computer The computer uses this signal to make corrections to the air fuel mixture If the exhaust gas has a large amount of oxygen a lean air fuel mixture the oxygen sensor generates a low voltage signal If the exhaust gas has very little oxygen a rich mixture condition the oxygen sensor generates a high voltage signal A 450mV signal indicates the most efficient and least polluting air fuel ratio of 14 7 parts of air to one part of fuel The oxygen sensor must reach a temperature of at least 600 650 F and the engine must reach normal operating temperature for the computer to enter into closed loop operation The oxygen sensor only functions when the computer is in closed loop A properly operating oxygen sensor reacts quickly to any change in oxygen content in the 24 FixAssist Onboard Diagnostics OBD2 MONITORS
95. n vehicles and compression ignition vehicles The CCM may be either a One Trip or a Two Trip Monitor depending on the component FixAssist 21 Onboard Diagnostics OBD2 MONITORS Fuel System Monitor This Monitor uses a Fuel System Correction program called Fuel Trim inside the on board computer Fuel Trim is a set of positive and negative values that represent adding or subtracting fuel from the engine This program is used to correct for a lean too much air not enough fuel or rich too much fuel not enough air air fuel mixture The program is designed to add or subtract fuel as needed up to a certain percent If the correction needed is too large and exceeds the time and percent allowed by the program a fault is indicated by the computer The Fuel System Monitor is supported by both spark ignition vehicles and compression ignition vehicles The Fuel System Monitor may be a One Trip or Two Trip Monitor depending on the severity of the problem Misfire Monitor This Monitor continuously checks for engine misfires A misfire occurs when the air fuel mixture in the cylinder does not ignite The misfire Monitor uses changes in crankshaft speed to sense an engine misfire When a cylinder misfires it no longer contributes to the speed of the engine and engine speed decreases each time the affected cylinder s misfire The misfire Monitor is designed to sense engine speed fluctua
96. nd diagnostics on a specific emissions related component or system Oxygen Sensor Catalytic Converter EGR Valve Fuel System etc to ensure their proper operation Currently there are a maximum of eleven Monitors available for use Each Monitor has a specific function to test and diagnose only SE its designated emissions related component or system The names of the Monitors Oxygen Sensor Monitor Catalyst Monitor EGR Monitor Misfire Monitor etc describe which component or system each Monitor is designed to test and diagnose FixAssist Using the Scan Tool I M READINESS TESTING Emissions Inspection and Maintenance I M Readiness Monitor Status Information I M Readiness Monitor Status shows which of the vehicle s Monitors have run and completed their diagnosis and testing and which ones have not yet run and completed testing and diagnosis of their designated sections of the vehicle s emissions system m If a Monitor was able to meet all the conditions required to enable it to perform the self diagnosis and testing of its assigned engine system it means the monitor HAS RUN m f a Monitor has not yet met all the conditions required for it to perform the self diagnosis and testing of its assigned engine system it means the Monitor HAS NOT RUN The Monitor Run Not Run status does not show whether Ee or not a problem exists in a system Monitor status only indicates whether a particular Monitor has
97. nd the ashtray the ashtray must be removed to access it or on the far left corner of the dash If the DLC cannot be located consult the vehicle s service manual for the location BATTERY REPLACEMENT Replace batteries when the battery symbol is visible on display and or the 3 LEDS are all lit and no other data is visible on screen 1 Locate the battery cover on the back of the Scan Tool 2 Slide the battery cover off use your fingers 3 Replace batteries with three AA size batteries for longer life use Alkaline type batteries 4 Reinstall the battery cover on the back of the Scan Tool Installing the Secure Digital SD Card The Scan Tool includes a pre installed Secure Digital SD memory card that contains code definitions and the FixAssist database The SD card must be installed in the Scan Tool to make use of all available tool features and functions If necessary insert the SD card in the card slot before turning the tool on or linking to a vehicle If the SD card is not installed or SP is damaged an advisory mes sage shows on the Scan Tool s Warning display Install or replace the SD The SD Cardjis ke z e k u wil card as necessary before link able to view your code ing to a vehicle definitions or the Fix Information until the SD Adjustments After Battery Installation The first time the Scan Tool is turned on you must select the desired display language English French or Spanis
98. nding DTCs Press LD M to exit Toyota Lexus Enhanced Historical DTCs Readiness DTCs Press LD M to exit a This tool does not support Enhanced on this vehicle Please check www innova com for upgrades Press LD M to exit Toyota Lexus Enhanced Unable to establish a link with the vehicle Verify the ignition is ON Press LD M to exit 49 Using the Scan Tool VIEWING ABS DTCs The upper right hand corner of the display shows the number of the code currently being displayed the total number of codes retrieved The Diagnostic Trouble Code DTC and related code definition are shown in the lower section of the LCD display m A visible icon indicates that the Scan Tool is being powered through the vehicle s DLC connector a PO 100 Toyota Lexus Current Mass or Volume Air Flow Circuit I M MONITOR STATUS icons are not displayed when viewing enhanced DTCs In the case of long code definitions or when viewing Sr Freeze Frame data a small arrow is shown in the upper lower right hand corner of the code display area to indicate the presence of additional information Use the A and buttons as necessary to view the additional information The Scan Tool will display a code only if codes are present in the vehicle s computer memory If no codes are present a No Enhanced DTC s are presently stored in the No Enhanced DTCs are presently stored in the tool s m
99. nk 2 Sensor 1 O2S B2 S1 mA X XXX Bank 2 Sensor 1 O2S Current mA 02S B2 S1 V V X XXX Bank 2 Sensor 1 02S Voltage O2S B2 S2 V X XXX Bank 2 Sensor 2 O2S B2 S2 mA X XXX Bank 2 Sensor 2 O2S Current mA 02S B2 S2 V V X XXX Bank 2 Sensor 2 02S Voltage 02S B2 S3 V X XXX Bank 2 Sensor 3 O2S B2 S3 mA X XXX Bank 2 Sensor 3 O2S Current mA O2S B2 3 V V X XXX Bank 2 Sensor 3 O2S Voltage O2S B2 S4 V X XXX Bank 2 Sensor 4 O2S B2 S4 mA X XXX Bank 2 Sensor 4 O2S Current mA O2S B2 S4V V X XXX Bank 2 Sensor 4 O2S Voltage O2S Location O2S11 Oxygen Sensor Bank 1 Sensor 1 O2S Location 7 02812 Oxygen Sensor Bank 1 Sensor 2 02S Location 02813 Oxygen Sensor Bank 1 Sensor 3 O2S Location 02814 Oxygen Sensor Bank 1 Sensor 4 O2S Location 02821 Oxygen Sensor Bank 2 Sensor 1 O2S Location 7 02822 Oxygen Sensor Bank 2 Sensor 1 02S Location 02823 Oxygen Sensor Bank 2 Sensor 3 O2S Location 7 02824 Oxygen Sensor Bank 2 Sensor 4 O2S Location 02S11 Oxygen Sensor Bank 1 Sensor 1 O2S Location 02812 Oxygen Sensor Bank 1 Sensor 2 O2S Location S 02821 Oxygen Sensor Bank 2 Sensor 1 O2S Location 7 02822 Oxygen Sensor Bank 2 Sensor 2 O2S Location 02831 Oxygen Sensor Bank 3 Sensor 1 O2S Location 02832 Oxygen Sensor Bank 3 Sensor 2 O2S Location 7 02541 Oxygen Sensor Bank 4 Sensor 1 O2S Location 02842 Oxygen Sensor Bank 4 Sensor 2 88 FixAssist Generic Global OBD2 PID List
100. o highlight Vehicle Info Press LD M to exit then press the ENTER button m The Vehicle Info Menu displays 3 Use the UP and DOWN buttons as necessary to highlight IPT then Vehicle Info Menu press the ENTER button X Vehicle 1D Available Modules IPT Press LD M to exit 76 FixAssist 4 Additional Tests ADJUSTMENTS AND SETTINGS m f In use Performance Tracking is not supported by the vehicle under test an advisory message shows on the Scan Tool s display Press the LD M ee button to exit IPT data is not supported Press LD M to exit IPT When the retrieved process is completed In use Performance Tracking statistics for monitors supported by the vehicle under test are shown on the Scan Tool s display Use the UP and DOWN buttons as necessary to view the entire ebeo a j IGNCNTR list CATCOMP1 When you have finished viewing the Press LD M to exit statistics press the LD M button to exit ADJUSTMENTS AND SETTINGS The Scan Tool lets you make several adjustments and settings to configure the Scan Tool to your particular needs It also contains an OBD2 DTC Library that allows you to search for DTC definitions The following functions adjustments and settings can be performed when the Scan Tool is in MENU Mode To enter the MENU Mode ii Adjust Brightness Adjusts the brightness of the display screen Audible Tone Turns the Scan Tool s audible
101. o highlight the desired A One moment please message displays while the Scan Tool retrieves the selected DTCs If the Scan Tool fails to link to the vehicle s computer the message Unable to establish a link with the vehicle Verify the ignition is ON shows on the Scan Tool s display 2 To read the display Refer to DISPLAY FUNCTIONS on page 9 for a description of LCD display elements A visible icon indicates that the Scan Tool is being powered through the vehicle s DLC connector The upper right hand corner of the display shows the number of the code currently being displayed the total number of codes retrieved aD This tool does not support Enhanced on this vehicle Please check www innova com for upgrades Press LD M to exit GM Isuzu Enhanced MIL DTCs Current DTCs Fail Since Clear DTCs History DTCs Press LD M to exit GM Isuzu Enhanced Unable to establish a link with the vehicle Verify the ignition is ON Press LD M to exit z Oy Ge P1250 Gtirent Vacuum reservoir control circuit open FixAssist Using the Scan Tool VIEWING ENHANCED DTCs m The Diagnostic Trouble Code DTC and related code definition are shown in the lower section of the LCD display I M MONITOR STATUS icons are not displayed when Sr viewing enhanced DTCs In the case of long code definitions or when viewing Freeze Frame data a small arrow is shown in the upper lower righ
102. ollowing the priority DTC and Fix Assist screen m When all DTCs have been displayed and the DTC FF button is pressed the display returns to the priority DTC To view Live Data in the Scan Tool s memory press the LD M ce button m The display shows the recorded Live Data beginning with the trigger frame E amoron CIS ESTEOS rece P P0743 Generic Torque Converter Clutch Solenoid Circuit Electrical ab No Powertrain DTCs or Freeze Frame data presently stored in the tool s memory Press the DTC button to view your Enhanced DTCs P0130 Fix Assist This code is usually caused by a failed oxygen sensor faulty wiring or a loose or S FREEZE FRAME P1639 Macnee Cf TESS menue Live Data Calc Load Engine RPM Coolant F FixAssist Using Scan Tool Memory VIEWING DATA IN MEMORY If there is no Live Data Sr currently stored in the Scan Tools memory an advisory message shows on the No Live Data is presently display cpt the Scan Tool s m Use the UP or DOWN fess tne n M puton to buttons as necessary to scroll up or down to view all available PID data When stored Live Data is played back all available PIDs are shown even if you have customized the Live Data selections m When you have viewed all PID information for the current frame of Live Data use the DOWN button to scroll to the end of the PID list Highlight Next Frame or Pre
103. on TPS B XXX X Absolute Throttle Position B TPSC XXX X Absolute Throttle Position C FixAssist 89 Generic Global OBD2 PID List Tool Display Unit Value PID Description Veh Speed km h XXX XXX Vehicle Speed Sensor mph Warm up DTC XXX Warm ups since DTC Cleared Clr 90 FixAssist Vehicle Applications ABS ABS APPLICATIONS DOMESTIC Chrysler CHRYSLER Model Year Model Year 300C 2005 2011 LHS 1998 2001 300 LX 2005 2011 PT Cruiser 2001 2010 300C SRT8 2005 2011 Sebring 2001 2010 300M 1999 2004 SRT 4 2004 2008 Aspen 2006 2009 Town amp Country 2001 2011 2WD 4WD Concorde 1998 2004 Voyager 2001 2011 DODGE Model Year Model Year Avenger 1996 2000 Neon 2000 2005 2008 2011 Caravan 2001 2007 Nitro 2007 2011 Charger 2006 2011 Ram 1500 2002 2011 Dakota 2001 2011 Ram 2500 2002 2011 Durango 2001 2009 Ram 3500 2002 2011 Grand Caravan 2001 2011 Ram SRT 10 2004 2007 Intrepid 1998 2004 SRT 4 2003 2005 Magnum 2005 2008 Stratus Coupe 2001 2006 JEEP Model Year Model Year Commander 2006 2010 Grand Cherokee 1999 2008 SE Compass 2007 2010 Grand Cherokee 1999 2008 Sport Grand Cherokee 1999 2011 Liberty 2002 2011 Grand Cherokee 1999 2008 Patriot 2007 2011 Laredo Grand Cherokee 1999 2008 Wrangler 1997 2011 Limited FixAssist 91 Vehicle Applications ABS
104. on related powertrain components and systems that are not continuously monitored m EVAP Leak Test Performs a leak test for the vehicle s EVAP system 7 Test Modes 6 8 x A 7 Live Data M 1 While linked to the vehicle press and View Enhanced DTCs Vi ABS DTC release the LD M e amp button View SRS DTCs m The Test Modes menu displays 2 Use the UP and DOWN buttons as necessary to highlight Special Test then press the ENTER button Special Test Menu Non Continuous Test 7 x A EVAP Leak Test m The Special Test Menu displays Press LD M to exit O2 Sensor Test OBD2 regulations require that applicable vehicles monitor and test operation of the oxygen O2 sensors to identify problems that can affect fuel efficiency and vehicle emissions These tests are performed automatically when engine operating conditions are within predefined limits Results of these tests are stored in the on board computer s memory The O2 Sensor Test function lets you retrieve and view O2 sensor monitor test results for the most recently completed tests from your vehicle s on board computer Vehicles are equipped with multiple O2 sensors O2 sensors are installed both upstream of before and downstream of after the exhaust system Catalytic Converters The name of an O2 sensor identifies its location in the exhaust system The name of each O2 sensor is made up of three parts O2S XX YY or O2S X Y m O2S t
105. on the Scan Tool s display Unable to establish a link with the vehicle Verify the ignition is ON Press LD M to exit 2 To read the display Refer to DISPLAY FUNCTIONS on page 9 for a description of LCD display elements m A visible icon indicates that the Scan Tool is being powered through the vehicle s DLC connector m The upper right hand corner of the display shows the number of the code currently being displayed the total number of codes retrieved m The Diagnostic Trouble Code DTC and related code definition are shown in the lower section of the LCD display Se I M MONITOR STATUS icons are not displayed when P1250 Vacuum reservoir control circuit open viewing enhanced DTCs In the case of long code definitions or when viewing Freeze Frame data a small arrow is shown in the upper lower right hand corner of the code display area to indicate the presence of additional information Use the A and buttons as necessary to view the additional information The Scan Tool will display a code only if codes are present in the vehicle s computer memory If no codes are present a No Enhanced DTC s are presently stored in the vehicle s computer is displayed Press the No Enhanced DTCs are presently stored in the vehicle s computer Press LD M to exit LD M ec button to return to the Chrysler Jeep Enhanced menu 3 If more than one code was retrieved press the D
106. or begins when the ignition key is turned On It is successfully completed when all the Enabling Criteria for the Monitor to run and complete its diagnostic testing are met by the time the ignition key is turned Off Since each of the eleven monitors is designed to run diagnostics and testing on a different part of the engine or emissions system the Trip Drive Cycle needed for each individual Monitor to run and complete varies FixAssist Onboard Diagnostics DIAGNOSTIC TROUBLE CODES DTCs m OBD2 Drive Cycle An OBD2 Drive Cycle is an extended set of driving procedures that takes into consideration the various types of driving conditions encountered in real life These conditions may include starting the vehicle when it is cold driving the vehicle at a steady speed cruising accelerating etc An OBD2 Drive Cycle begins when the ignition key is turned On when cold and ends when the vehicle has been driven in such a way as to have all the Enabling Criteria met for all its applicable Monitors Only those trips that provide the Enabling Criteria for all Monitors applicable to the vehicle to run and complete their individual diagnostic tests qualify as an OBD2 Drive Cycle OBD2 Drive Cycle requirements vary from one model of vehicle to another Vehicle manufacturers set these procedures Consult your vehicle s service manual for OBD2 Drive Cycle procedures Do not confuse a Trip Drive Cycle
107. oth Type A and Type B codes until one of the following conditions occurs FixAssist 19 Onboard Diagnostics OBD2 MONITORS m f the conditions that caused the MIL to light are no longer present for the next three trips in a row the computer automatically turns the MIL Off if no other emissions related faults are present However the DTCs remain in the computer s memory as a history code for 40 warm up cycles 80 warm up cycles for fuel and misfire faults The DTCs are automatically erased if the fault that caused them to be set is not detected again during that period m Misfire and fuel system faults require three trips with similar conditions before the MIL is turned Off These are trips where the engine load RPM and temperature are similar to the conditions present when the fault was first found After the MIL has been turned off DTCs and Freeze Frame data stay in the computer s memory m Erasing the DTCs from the computer s memory can also turn off the MIL See ERASING DIAGNOSTIC TROUBLE CODES DTCs on page 54 before erasing codes from the computers memory If a Diagnostic Tool or Scan Tool is used to erase the codes Freeze Frame data will also be erased OBD2 MONITORS 20 To ensure the correct operation of the various emissions related components and systems a diagnostic program was developed and installed in the vehicle s on board computer The program has several procedures
108. ouble codes are made up of five characters m The 1st character is a letter It identifies the main system where the fault occurred Body Chassis Powertrain or Network m The 2nd character is a numeric digit It identifies the type of code Generic or Manufacturer Specific Generic DTCs are codes that are used by all vehicle YS manufacturers The standards for generic DTCs as well as their definitions are set by the Society of Automotive Engineers SAE FixAssist 17 Onboard Diagnostics DIAGNOSTIC TROUBLE CODES DTCs Manufacturer Specific DTCs are codes that are controlled by SP the vehicle manufacturers The Federal Government does not require vehicle manufacturers to go beyond the standardized generic DTCs in order to comply with the new OBD2 emissions standards However manufacturers are free to expand beyond the standardized codes to make their systems easier to diagnose m The 3rd character is a numeric digit It identifies the specific system or sub system where the problem is located m The 4th and 5th characters are numeric digits They identify the section of the system that is malfunctioning OBD2 DTC EXAMPLE P0201 Injector Circuit Malfunction Cylinder 1 B Body poe C Chassis P Powertrain U Network 0 Generic 1 Manufacturer Specific 2 Generic 3 Includes both Generic and Manufacturer Specific Codes Identifies the system where the probl
109. page 34 when the last retrieved DTC has been displayed and the DTC FF button is pressed the Scan Tool enters the enhanced mode The enhanced mode provides the ability to retrieve enhanced DTCs from most Chrysler Jeep Ford Mazda GM Isuzu Honda Acura and Toyota Lexus vehicles The types of enhanced data available depends on the vehicle make You can also retrieve Anti Lock Brake System ABS DTCs and access Fix Assist To view Enhanced DTCs Select Enhanced DTCs from the Enhanced Menu Enhanced Menu 1 2 Refer to VIEWING ENHANCED DTCs on page 42 to view enhanced DTCs for your View ABS DTCs vehicle Press LD M to exit FixAssist 41 Using the Scan Tool VIEWING ENHANCED DTCs To view ABS DTCs Select ABS DTCs from the Enhanced Menu Refer to Sec aie ee VIEWING ABS DTCs on page 50 to view View e DTCs ABS DTCs for your vehicle Press LD M to exit The Scan Tool includes a Secure Digital SD memory card that contains code definitions and the FixAssist database refer to Installing the Secure Digital SD Card on page 6 for more information If the SD card is not a Enhanced DTCS are available for the following vehicles GM Isuzu Chrysler Jeep installed or is damaged it may be necessary to select the manufac turer for the vehicle under test when retrieving Enhanced or ABS DTCs To exit the Enhanced Menu Press the LD M ea button The OBD2 DTC screen shows the first
110. procedures and recommendations m Take the vehicle to a professional to have it serviced The problem s causing the red LED to light must be repaired before the vehicle is ready for an Emissions Test Smog Check Solenoid Circuit Electrical Using the I M Readiness Monitor Status to Confirm a Repair The I M Readiness Monitor Status function can be used after repair of a fault has been performed to confirm that the repair has been performed correctly and or to check for Monitor Run Status Use the following procedure to determine I M Readiness Monitor Status 1 Using retrieved Diagnostic Trouble Codes DTCs and code definitions as a guide and following manufacturer s repair procedures repair the fault or faults as instructed 2 After the fault or faults have been repaired connect the Scan Tool to the vehicle s DLC and erase the code or codes from the vehicle s computer memory m See page 54 for procedures for ERASING DIAGNOSTIC TROUBLE CODES DTCs from the vehicle s on board computer FixAssist 59 Using the Scan Tool I M READINESS TESTING m Write the codes down on a piece of paper for reference before erasing 3 After the erase procedure is performed most of the Monitor icons on the Scan Tool s display will be flashing Leave the Scan Tool connected to the vehicle and perform a Trip Drive Cycle for each flashing Monitor Misfire Fuel and Comprehensive Component Monitors run continuously and th
111. provides options to view Honda Acura Enhanced Press LD M to exit m Permanent DTCs or Temporary DTCs Honda Acura Enhanced i i m Confirmed DTCs or Pending DTCs Pending DTCs Press LD M to exit FixAssist 47 Using the Scan Tool VIEWING ENHANCED DTCs 48 1 e If the vehicle under test does not support Enhanced DTCs an advisory message shows on the Scan Tool s display Press the Lom A button to return to the Enhanced Menu a This tool does not support Enhanced on this vehicle Please check www innova com for upgrades Press LD M to exit Use the UP and DOWN buttons as necessary to highlight the desired option then press the ENTER button A One moment please message displays while the Scan Tool retrieves the selected DTCs If the Scan Tool fails to link to the vehicle s computer the message Unable to establish a link with the vehicle Verify the ignition is ON shows on the Scan Tool s display 2 To read the display Honda Acura Enhanced Unable to establish a link with the vehicle Verify the ignition is ON Press LD M to exit Refer to DISPLAY FUNCTIONS on page 9 for a description of LCD display elements A visible icon indicates that the Scan Tool is being powered through the vehicle s DLC connector The upper right hand corner of the display shows the number of the code currently being displayed the total number of codes
112. reduce emissions by reducing the converter s down time when the engine is cold The Heated Catalyst Monitor performs the same diagnostic tests as the catalyst Monitor and also tests the catalytic converter s heater for proper operation The Heated Catalyst Monitor is supported by spark ignition vehicles only This Monitor is also a Two Trip Monitor Exhaust Gas Recirculation EGR Monitor The Exhaust Gas Recirculation EGR system helps reduce the formation of Oxides of Nitrogen during combustion Temperatures above 2500 F cause nitrogen and oxygen to combine and form Oxides of Nitrogen in the combustion chamber To reduce the formation of Oxides of Nitrogen combustion temperatures must be kept below 2500 F The EGR system recirculates small amounts of exhaust gas back into the intake manifold where it is mixed with the incoming air fuel mixture This reduces combustion temperatures by up to 500 F The computer determines when for how long and how much exhaust gas is recirculated back to the intake manifold The EGR Monitor performs EGR system function tests at preset times during vehicle operation The EGR Monitor is supported by both spark ignition vehicles and compression ignition vehicles The EGR Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If t
113. rip The Secondary Air System Monitor is a Two Trip monitor If a fault is found on the first trip the computer temporarily saves this fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory Non Methane Hydrocarbon Catalyst NMHC Monitor The non methane hydrocarbon catalyst is a type of catalytic converter It helps to remove non methane hydrocarbons NMH left over from the combustion process from the exhaust stream To accomplish this heat and catalyst materials react with the exhaust gases to convert NMH to less harmful compounds The computer checks the efficiency of the catalyst by monitoring the quantity of NMH in the exhaust stream The monitor also verifies that sufficient temperature is present to aid in particulate matter PM filter regeneration The NMHC Monitor is supported by compression ignition vehicles only The NMHC Monitor is a Two Trip Monitor If a fault is found on the first trip the computer temporarily saves the fault in its memory as a Pending Code The computer does not command the MIL on at this time If the fault is sensed again on the second trip the computer commands the MIL On and saves the code in its long term memory FixAssist 25 Onboard Diagnostics OBD2 MONITORS NOx Aftertreatment Monitor N
114. rmed Other areas only require that some but not all Monitors have run their self diagnostic testing before an Emissions Test Smog Check may be performed From the code retrieval procedure determine the status of each Monitor a solid Monitor icon shows Monitor Has Run status a flashing Monitor icon indicates Has Not Run status Take this information to an emissions professional to determine based on your test results if your vehicle is ready for an Emissions Test Smog Check 3 RED LED Indicates there is a problem with one or more of the vehicle s S p M MONTORSTATUS Tey systems A vehicle displaying a red LED A O ORO r is definitely not ready for an Emissions P0743 ore Test Smog Check The red LED is Torque Converter Clutch also an indication that there are Diagnostic Trouble Code s present displayed on the Scan Tool s screen The Malfunction Indicator Check Engine Lamp on the vehicle s instrument panel will light steady The problem that is causing the red LED to light must be repaired before an Emissions Test Smog Check can be performed It is also suggested that the vehicle be inspected repaired before driving the vehicle further If the Red LED was obtained there is a definite problem present in the system s In these cases you have the following options m Repair the vehicle yourself If you are going to perform the repairs yourself proceed by reading the vehicle service manual and following all its
115. s Second Generation OBD2 In addition to performing all the functions of the OBD1 System the i OBD2 System has been enhanced with E a eA To new Diagnostic Programs These programs closely monitor the functions of various emissions related compo nents and systems as well as other systems and make this information readily available with the proper equipment to the technician for evaluation The California Air Resources Board CARB conducted studies on OBD1 equipped vehicles The information that was gathered from these studies showed the following OBD1 System m A large number of vehicles had deteriorating or degraded emissions related components These components were causing an increase in emissions 14 FixAssist Onboard Diagnostics COMPUTER ENGINE CONTROLS m Because OBD1 systems only detect failed components the degraded components were not setting codes m Some emissions problems related to degraded components only occur when the vehicle is being driven under a load The emission checks being conducted at the time were not performed under simulated driving conditions As a result a significant number of vehicles with degraded components were passing Emissions Tests m Codes code definitions diagnostic connectors communication protocols and emissions terminology were different for each manufacturer This caused confusion for the technicians working on different make and model vehicles To address
116. s necessary to highlight Record Live Data then press the ENTER button m The Record Live Data Menu dis plays Use the UP and DOWN buttons as necessary to highlight Record by manual trigger then press the ENTER button When the Record by Manual Trigger screen displays select the desired trigger point as follows Test Modes View Live Data View Enhanced DTCs View ABS DTCs Press LD M to exit Live Data Menu 2 3 Custom Live Data Playback Live Data Press LD M to exit Record Live Data Menu Record by DTC trigger Press LD M to exit The Scan Tool is capable of recording approximately 100 frames of Live Data Record by DTC trigger lets you select the point in time at which you wish the Scan Tool to begin recording Live Data You can set the trigger point to record the 100 frames of data before an event when the DTC was set after the event or in the middle 50 frames before and 50 frames after the event Beginning records approximately 100 frames of Live Data after the ENTER button was pressed m Middle records approximately 50 frames of Live Data before and 50 frames after the ENTER button was pressed Record Live Data Manual Trigger mode Beginning Middle End Press LD M to exit m End records approximately 100 frames of Live Data before the ENTER button was pressed 6 Use the UP and DOWN buttons as necessary to select the desired trig
117. s or corrections especially to the air fuel mixture and spark timing to keep all the engine systems operating within the preset reference values On Board Diagnostics First Generation OBD1 With the exception of some 1994 and 1995 vehicles most vehicles from 1982 to 1995 are equipped with some type of first generation On Board Diagnostics Beginning in 1988 California s Air Resources Board CARB and later the Environmental Protection Agency EPA required vehicle manufacturers to include a self diagnostic program in their on board computers The program would be capable of identifying emissions related faults in a system The first generation of Onboard Diagnostics came to be known as OBD1 OBD1 is a set of self testing and diagnostic instructions programmed into the vehicle s on board computer The programs are specifically designed to detect failures in the sensors actuators switches and wiring of the various vehicle emissions related systems If the computer detects a failure in any of these components or systems it lights an indicator on the dashboard to alert the driver The indicator lights only when an emissions related problem is detected The computer also assigns a numeric code for each specific problem that it detects and stores these codes in its memory for later retrieval These codes can be retrieved from the computer s memory with the use of a Code Reader or a Scan Tool On Board Diagnostic
118. sor Heater Monitor D Catalyst Monitor Heated Catalyst Monitor EGR System Monitor EVAP System Monitor Secondary Air System Monitor The following Monitors became standard beginning in 2010 The majority of vehicles produced before this time will not support these Monitors NMHC Monitor NOx Adsorber Monitor Boost Pressure System Monitor Exhaust Gas Sensor Monitor PM Filter Monitor The following provides a brief explanation of the function of each Monitor Comprehensive Component Monitor CCM This Monitor continuously checks all inputs and outputs from sensors actuators switches and other devices that provide a signal to the computer The Monitor checks for shorts opens out of range value functionality and rationality Rationality Each input signal is compared against all other Sr inputs and against information in the computer s memory to see if it makes sense under the current operating conditions Example The signal from the throttle position sensor indicates the vehicle is in a wide open throttle condition but the vehicle is really at idle and the idle condition is confirmed by the signals from all other sensors Based on the input data the computer determines that the signal from the throttle position sensor is not rational does not make sense when compared to the other inputs In this case the signal would fail the rationality test The CCM is supported by both spark ignitio
119. ss the ENTER button m The Select Model screen displays Use the UP and DOWN buttons as necessary to highlight the desired vehicle model then press the ENTER button m The Select Engine screen displays Use the UP and DOWN buttons as necessary to highlight the desired engine size then press the ENTER 2 button Select Vehicle 2002 Ford Focus 2008 Toyota Camry 2000 Chevrolet Malibu Select Year Next page 1999 2000 2002 2003 Press LD M to exit 1997 1998 2001 2004 Select Model Next page Aveo Cobalt Press LD M to exit v8 Press LD M to exit FixAssist 13 14 15 e Using the Scan Tool CODE RETRIEVAL PROCEDURE m The Select Transmission screen displays Use the UP and DOWN buttons as necessary to highlight the desired transmission type then press the ENTER button A confirmation screen displays vehicle information for the vehicle under test If the vehicle information shown is correct for the vehicle under test press the ENTER button Proceed to step 15 Vehicle Information Model EL Engine L4 1 7L Transmission Automatic Press LD M to reselect m f the vehicle information shown is not correct for the vehicle under test press the LD M button return to the Select Vehicle screen displays Repeat steps 8 through 13 to re select the desired vehicle After approximately 10 60 seconds the Scan Tool will retr
120. st digit of the DTC then press the DTC FF button m The selected character displays solid and the next character is highlighted Select the remaining digits in the DTC in the same way pressing the DTC FF button to confirm each digit When you have selected all the DTC digits press the ENTER button to view the DTC definition Se If a definition for the DTC you 7 entered is not available an advisory message shows on the Scan Tool s display If you wish to view definitions for additional DTCs press the DTC FF FS or LD M ce button to return to the Enter DTC screen and repeat steps 4 and 5 DTC Library Press DTC to select Press LD M to exit e GM OBD1 Mass Air Flow Sensor Failure W fe P2247 cm oen O2 sensor reference voltage circuit open bank 2 sensor 1 When all desired DTCs have been viewed press the DTC FF or LD M button to return to the Enter DTC screen if necessary then press the LD M ey button to exit the DTC Library Searching for a DTC Definition Using the DTC Library OBD2 1 Use the UP and DOWN buttons as necessary to highlight DTC Library in the Menu then press the ENTER button m The Select Library screen displays Use the UP and DOWN buttons as necessary to highlight OBD2 Library in the Menu then press the ENTER button Tool Settings Menu Adjust Brightness Audible Tone Display Backlight DTC Librar Firmware
121. t hand corner of the code display area to indicate the presence of additional information Use the and buttons as necessary to view the additional information m The Scan Tool will display a code only if codes are present in the gt vehicle s computer memory If no EE codes are present a No Enhanced presently stored in the DTC s are presently stored in the Poets EMIOLYs tools memory is displayed Press Press LD M to exit the DTC FF button to return to the GM Enhanced menu 3 If more than one code was retrieved press the DTC FF button as necessary to display additional codes one at a time m Whenever the Scroll function is used to view additional codes the Scan Tool s communication link with the vehicle s computer disconnects To re establish communication press the POWER LINK button again 4 When the last retrieved DTC has been displayed and the DTC FF E button is pressed the Scan Tool returns to the first DTC Press the LD M ec button to return to the GM Isuzu Enhanced menu m To view additional enhanced DTCs repeat steps 1 through 4 above Press the LD M ce button to return to the Enhanced Menu Honda Acura Enhanced DTCs When View Enhanced DTCs is selected from the Enhanced Main Menu and a Honda Acura vehicle was selected during linking if prompted the Honda Acura Enhanced menu displays Depending on the protocol used to communicate with your vehicle the Honda Acura Enhanced menu
122. that a particular vehicle supports indicate a Has Run status condition before an Emissions Check may be performed 3 Other areas may only require that some but not all Monitors indicate a Has Run status before an Emissions Test Smog Check may be performed FixAssist 57 Using the Scan Tool I M READINESS TESTING 58 e Monitors with a Has Run status indicate that all the required conditions they needed to perform diagnosis and testing of their assigned engine area system have been met and all diagnostic testing has completed success fully Monitors with a Has Not Run status have not yet met the conditions they need to perform diagnosis and testing of their assigned engine area system and have not been able to perform diagnostic testing on that system The green yellow and red LEDs provide a quick way to help you determine if a vehicle is ready for an Emissions Test Smog Check Follow the instructions below to perform the Quick Check Perform the CODE RETRIEVAL PROCEDURE as described on page 34 then interpret the LED indications as follows Interpreting I M Readiness Test Results 1 GREEN LED Indicates that all engine systems are OK and operating normally all Monitors supported by the vehicle have run and performed their self diagnostic testing The vehicle is ready for an Emissions Test Smog Check and there is a good possibility that it can be certified YELLOW LED Det
123. the problems made evident by this study CARB and the EPA passed new laws and standardization requirements These laws required that vehicle manufacturers to equip their new vehicles with devices capable of meeting all of the new emissions standards and regulations It was also decided that an enhanced on board diagnostic system capable of addressing all of these problems was needed This new system is known as On Board Diagnostics Generation Two OBD2 The primary objective of the OBD2 system is to comply with the latest regulations and emissions standards established by CARB and the EPA The Main Objectives of the OBD2 System are m To detect degraded and or failed emissions related components or systems that could cause tailpipe emissions to exceed by 1 5 times the Federal Test Procedure FTP standard m To expand emissions related system monitoring This includes a set of computer run diagnostics called Monitors Monitors perform diagnostics and testing to verify that all emissions related components and or systems are operating correctly and within the manufacturer s specifications m To use a standardized Diagnostic Link Connector DLC in all vehicles Before OBD2 DLCs were of different shapes and sizes m To standardize the code numbers code definitions and language used to describe faults Before OBD2 each vehicle manufacturer used their own code numbers code definitions and language to describe the same faults
124. time that the malfunction occurred is also saved in the vehicle s ao computer memory The record saved STFT B1 is called Freeze Frame data Saved engine conditions include but are not limited to engine speed open or closed loop operation fuel system commands coolant temperature calculated load value fuel pressure vehicle speed air flow rate and intake manifold pressure If more than one malfunction is present that causes more than one DTC to be set only the code with the highest priority will contain Freeze Frame data The code designated 01 on the Scan Tool display is referred to as the PRIORITY code and Freeze Frame data always refers to this code The priority code is also the one that has commanded the MIL on Retrieved information can be uploaded to a Personal Computer PC with the use of optional software see instructions included with the software for more information 19 When the last retrieved DTC has been displayed and the DTC FF HA button is pressed the Scan Tool enters the enhanced mode See THE ENHANCED MENU on page 41 for more information If you do not wish to view enhanced DTCs press the LD M cn button to return to the OBD2 DTC screen FixAssist Using the Scan Tool THE ENHANCED MENU Se If the vehicle make selected during linking was not Chrysler Jeep Ford Mazda GM lsuzu Honda Acura or Toyota Lexus pressing the DTC FF button after display of the last retrie
125. tion standards to deal with the problem To further complicate matters the energy crisis of the early 1970s caused a sharp increase in fuel prices over a short period As a result vehicle manufacturers were not only required to comply with the new emissions standards they also had to make their vehicles more fuel efficient Most vehicles were required to meet a miles per gallon MPG standard set by the U S Federal Government Precise fuel delivery and spark timing are needed to reduce vehicle emissions Mechanical engine controls in use at the time such as ignition points mechanical spark advance and the carburetor responded too slowly to driving conditions to properly control fuel delivery and spark timing This made it difficult for vehicle manufacturers to meet the new standards A new Engine Control System had to be designed and integrated with the engine controls to meet the stricter standards The new system had to m Respond instantly to supply the proper mixture of air and fuel for any driving condition idle cruising low speed driving high speed driving etc Calculate instantly the best time to ignite the air fuel mixture for maximum engine efficiency m Perform both these tasks without affecting vehicle performance or fuel economy Vehicle Computer Control Systems can perform millions of calculations each second This makes them an ideal substitute for the slower mechanical engine controls By switching fro
126. tions and determine from which cylinder s the misfire is coming as well as how bad the misfire is There are three types of engine misfires Types 1 2 and 3 Type 1 and Type 3 misfires are two trip monitor faults If a fault is sensed on the first trip the computer temporarily saves the fault in its memory as a Pending Code The MIL is not commanded on at this time If the fault is found again on the second trip under similar conditions of engine speed load and temperature the computer commands the MIL On and the code is saved in its long term memory Type 2 misfires are the most severe type of misfire When a Type 2 misfire is sensed on the first trip the computer commands the MIL to light when the misfire is sensed If the computer determines that a Type 2 misfire is severe and may cause catalytic converter damage it commands the MIL to flash once per second as soon as the misfire is sensed When the misfire is no longer present the MIL reverts to steady On condition The Misfire Monitor is supported by both spark ignition vehicles and compression ignition vehicles Catalyst Monitor The catalytic converter is a device that is installed downstream of the exhaust manifold It helps to oxidize burn the unburned fuel hydrocarbons and partially burned fuel carbon monoxide left over from the combustion process To accomplish this heat and catalyst materials inside the converter react with th
127. to step 16 16 To read the display Refer to DISPLAY FUNCTIONS on page 9 for a description of Se display elements A visible icon indicates that the Scan Tool is being powered through the vehicle s DLC connector m A visible ap icon indicates that the Scan Tool is linked to communicating with the vehicle s computer m The I M Monitor Status icons indicate the type and number of Monitors the vehicle supports and provides indications of the current status of the vehicle s Monitors A solid Monitor icon indicates the associated Monitor has run and completed its testing A blinking Monitor icon indicates the associated Monitor has not run and completed its testing m The upper right hand corner of the display shows the number of the code currently being displayed the total number of codes retrieved and whether or not the displayed code commanded the MIL on If the code being displayed is a PENDING code the PENDING icon is shown If the code being displayed is a PERMANENT code the PERMANENT icon is shown The Diagnostic Trouble Code DTC and related code definition are shown in the lower section of the display SECO OS ream P P0743 Generic Torque Converter Clutch Solenoid Circuit Electrical In the case of long code definitions a small arrow is shown in the upper lower right hand corner of the Scan Tool display area to indicate the presence of additional information Use the O and buttons as necess
128. to the Live Data Menu Se If desired you can transfer the recorded Live Data information to a personal computer with the use of optional software see instructions included with the software for more information Important Information When Live Data capture is initiated the green yellow and red LEDs on the Scan Tool will flash three times to indicate that Live Data is being saved to the Scan Tool s memory LIVE DATA PLAYBACK Once Live Data has been recorded it is saved in the Scan Tool s memory You can view recorded Live Data immediately after recording by selecting Yes from the Record Live Data confirmation screen see RECORDING CAPTURING LIVE DATA on page 63 for more information or you can view it later using the Playback function 1 With the Scan Tool not connected to a vehicle press the POWER LINK button m The To Link screen shows on the Scan Tool s display FixAssist 67 Live Data Mode LIVE DATA PLAYBACK 2 Press and release the LD M e amp button m The Test Modes menu displays Test Modes 3 Use the UP and DOWN buttons view Live bata as necessary to highlight Live Data View Enhanced DTCs View ABS DTCs Menu then press the ENTER button Press LD M to exit m The Live Data menu displays 4 Use the UP and DOWN buttons as necessary to highlight Playback Live Data then press the ENTER Live Data Menu 3 3 Custom Live Data button to pla
129. ty Precautions SAFETY FIRST To prevent damage to the on board computer when taking vehicle electrical measurements always use a digital multimeter with at least 10 MegOhms of impedance Fuel and battery vapors are highly flammable To prevent an explosion keep all sparks heated items and open flames away from the battery and fuel fuel vapors DO NOT SMOKE NEAR THE VEHICLE DURING TESTING Don t wear loose clothing or jewelry when working on an engine Loose clothing can become caught in the fan pulleys belts etc Jewelry is highly conductive and can cause a severe burn if it makes contact between a power source and ground 4 FixAssist About the Scan Tool VEHICLES COVERED VEHICLES COVERED The FixAssist Scan Tool is designed to work on all OBD2 compliant vehicles All 1996 and newer vehicles cars and light trucks sold in the United States are OBD2 compliant Federal law requires that all 1996 and newer cars and light Ee trucks sold in the United States must be OBD2 compliant this includes all Domestic Asian and European vehicles Some 1994 and 1995 vehicles are OBD2 compliant To find out if a 1994 or 1995 vehicle is OBD2 compliant check the following 1 The Vehicle Emissions Control Information VECI Label This label is located under the hood or by the radiator of most vehicles If the vehicle is OBD2 compliant the label will state OBD Il Certified VEHICLE EMISSION CONTROL INFORMATION
130. urns to the Menu and the backlight turns on or off as selected Tool Settings Menu Adjust Brightness Audible Tone DTC Library Firmware Version Display Backlight OFF Press LD M to exit Searching for a DTC Definition Using the DTC Library OBD1 1 Use the UP and DOWN buttons as necessary to highlight DTC Library in the Menu then press the ENTER button m The Select Library screen displays Use the UP and DOWN buttons as necessary to highlight OBD1 Library in the Menu then press the ENTER button m The Select Manufacturer screen displays Use the UP and DOWN buttons as necessary to highlight the desired vehicle manufacturer then press the ENTER button m A confirmation screen displays If the correct manufacturer is shown press the ENTER button and proceed to step 4 If the correct manufacturer is not shown press the LD M button to return to the Select Manufacturer screen and re select the desired vehicle manufacturer FixAssist DTC Library OBD1 Library OBD2 Library Press LD M to exit You have selected Acura Is this correct Yes Press 4 No Press LD M to exit 79 Additional Tests ADJUSTMENTS AND SETTINGS 80 4 The Enter DTC screen displays The screen shows the code 001 with the first O highlighted Use the UP and DOWN buttons as necessary to scroll to the fir
131. ved DTC returns the screen to the first retrieved DTC the Enhanced DTC menu is not displayed 20 Determine engine system s condition by viewing the Scan Tool s display for any retrieved Diagnostic Trouble Codes code definitions Freeze Frame data and Live Data interpreting the green yellow and red LEDs and reviewing Fix Assist data when supplied m lf DTC s were retrieved and you are going to perform the repairs yourself proceed by consulting the Vehicle s Service Repair Manual for testing instructions testing procedures and flow charts related to retrieved code s m f you plan to take the vehicle to a professional to have it serviced complete the PRELIMINARY VEHICLE DIAGNOSTIC WORKSHEET on page 29 and take it together with the retrieved codes freeze frame data and LED information to aid in the troubleshooting procedure m To prolong battery life the Scan Tool automatically shuts Off approximately three minutes after it is disconnected from the vehicle The DTCs retrieved captured Live Data Information Monitor Status and Freeze Frame data if any will remain in the Scan Tool s memory and may be viewed at any time by turning the unit On If the Scan Tool s batteries are removed or if the Scan Tool is re linked to a vehicle to retrieve codes data any prior codes data in its memory are automatically cleared THE ENHANCED MENU Following the code retrieval procedure see CODE RETRIEVAL PROCEDURE on
132. vious Frame as desired then press the ENTER button m When you have finished viewing the recorded Live Data use the DOWN button to scroll to the end of the PID list highlight Exit Playback then press the ENTER button 4 When you have finished viewing data in the Scan Tool s memory press and release the POWER LINK amp button to turn the Scan Tool off FixAssist 85 Generic Global OBD2 PID List The following is a list of Generic Global PIDs and their descriptions Tool Display Unit Value PID Description ACC Pedal D XXX X Accelerator Pedal Position D ACC Pedal E XXX X Accelerator Pedal Position E ACC Pedal F XXX X Accelerator Pedal Position F Air Status UPS DNS Commanded Secondary Air Status OFF Ambient C XXX Ambient Air Temperature F Aux Input On Off Auxiliary Input Status Status BARO kPa XXX Barometric Pressure inHg XX X Calc LOAD XXX X Calculated LOAD Value CAT Temp 11 C XXXX X Catalyst Temperature Bank 1 F Sensor 1 CAT Temp 12 C XXXX X Catalyst Temperature Bank 1 2E Sensor 2 CAT Temp 21 C XXXX X Catalyst Temperature Bank 2 F Sensor 1 CAT Temp 22 C XXXX X Catalyst Temperature Bank 2 F Sensor 2 Command XXX X Commanded EGR EGR Command XXX X Commanded Evaporative Purge EVAP Command XXX X Commanded Throttle Actuator TAC Dist DTC Clr km XXXXX Distance since DTC Cle
133. while the erase function is in progress If the erase was successful a confirmation message shows on the LCD display Press the POWER LINK button to return to view the current ABS DTCs If the erase was not successful an advisory message shows on the LCD display Verify that the Scan Tool is properly connected to the vehicle s DLC and that the ignition is on then repeat steps 2 and 3 above Erasing clears all ABS DTCs Are you sure Erase was successful Press the dD button to view the current ABS DTCs Erase has failed Verify the connection at the DLC Verify that the ignition switch is ON Press the LD M button to continue Erasing ABS DTCs does not fix the problem s that caused the code s to be set If proper repairs to correct the problem s that caused the code s to be set are not made the code s will appear again as soon as the vehicle is driven long enough for the problem to recur FixAssist 53 Using the Scan Tool ERASING DIAGNOSTIC TROUBLE CODES DTCs ERASING DIAGNOSTIC TROUBLE CODES DTCs When the Scan Tool s ERASE function is used to erase DTCs from the vehicle s on board computer Freeze Frame data and manufacturer specific enhanced data are also erased If you plan to take the vehicle to a Service Center for repair DO NOT erase the codes from the vehicle s computer If the codes are erased valuable information that might help the technician troubleshoot the problem

Manual - Innova

Contents

Download Pdf Manuals

Related Search

Related Contents