Manual - Autoscan
Contents
1. Check the following areas before starting any test e 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 e 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 e Make sure all engine belts are in good condition Check for cracked torn brittle loose or missing belts e 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 e 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 e Make sure all spark plugs are clean and in good condition Check for damaged loose disconnected or missing spark plug wires e Make sure the battery terminals are clean and tight Check for corrosion or broken connections Check for proper battery and charging system voltages e Check all electrical wiring and harnesses for proper connection Make sure wire insulation is in good condition and there are no bare wires e Make sure the engine is mechanically sound If needed perform a compression check engine vacuum check timing check if applicable etc H685 2 Connect the H685 2 1 Turn the i2. then press Enter to confirm Function test select gt lockup Solenoid Shift Solenoid A Shift Solenoid B The following shows you what comes when you choose Lock Solenoid Press Enter Function Lest Lockur Solenoid It appears the following picture Move the cursor to choose what you need and then press Enter to confirm 11 H685 Function test The following picture tells you what shows when you choose ON Function test gt Lockur Solenoid Press Enter to return then you can see the following Function Lest BACK As the above picture shows move UP or DOWN to choose BACK then press Enter to confirm Here you can return to the previous memo Function test select gt lockur_ Solenoid Shift Solenoid A Shift Solenoid B 3 5 ECM RESET Choose ECM RESET on the menu shown as the following picture and 12 H685 then press Enter Function select TROUBLESHOOT DATA LIST CLEAR FUNCTION TEST 7 ECM RESET It shows the following reminding information See the following picture Information OTCs and Freeze Will be lost Oo wou wish to inue You need to press Enter then it will run ECM RESET while you can also press Esc to quit If it runs successfully it will show as the following Information ECM OT RIEN SUCCESS FULLY 4 Contrast Adaptation Choose Contrast at the main menu Then press Enter The screen will display as the f
3. to the following general safety precautions e It generates CO and other poisonous air when engine run To avoid this kind of hurt please repair the car in a well air ventilated location To protect your eyes from the damage of the exposed objects hot and harmful liquid please wear good eye protection tools 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 trouble shooting 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 H685 to or disconnecting the H685 from the vehicle s Data Link Connector DLC To prevent damage to the on board computer when taking vehicle electronic measurements please always use a digital multimeter with at least 10meg Ohms of impedance Fuel and battery vapors are highly flammable To prevent an explosion keep all sparks heated items and open flames away
4. H685 Table of Contents Safety Precautions ccccccce cece eee eens ADOUL HOGD eiiie inan eaten amueenas Te FUNGUO eenen cece tace ce edelacoasecetuc oe te sae tees senses 2 Systems SUPPOrtEd ccc eee eeeeeeceeeeeeeeeeeeees 3 Appearance and Key Descriptions 05 Operation Instructions cece eee ee ees 1 Preparation for TeSting cccecceeeeeeeeeeeeees 2 Connect the H685 c cece cece eee eeeeee sean ees 3 IAGNOSC et achaeet tics ieah Amen bate silo etaecau dans 3 1 Read trouble Code cccccecseeseeeeenees OZ DATA LEIS ee ero teen eek aa 3 3 Delete trouble COde ccccceeeeeeeeeeeees 3 4 FUNCTION TES TV eccecesiassobncoaacainieadsendandele 9 ECM RESE Terorii e R 4 Contrast adaptation ccccc ese e eee e eee eeeeeeees iGO SS lex Gauci Sides hal ec centaur le hows aeta aloes 6 Key TESTING nesete a hbase so Pe PDO Was seus ar E a E ANa SB EOCAHOMOL DEC raS H685 Safety Precautions To avoid body hurt and damage to the device or your car please read this manual carefully before using H685 The general testing process described in this manual is got by technologist of experience Safety precaution is required in most of the process to avoid body hurt and damage to the device or your car Prior to your using this device please read vehicle maintenance code and follow the safety precautions Keep mention
5. 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 2 H685 Jewelry is highly conductive and can cause a severe burn if it makes contact between a power source and ground H685 About H685 1 Function e TROUBLESHOOT e DATALIST e CLEAR e FUNCTION TEST e ECM RESET 2 Systems supported H685 can support the following systems e PGM _FI e AT e ABS_VSA e SRS e EPS 3 Appearance and Key Descriptions awk tv H685 The appearance of a H685 is as shown in the above figure Oy OL ee Ie LCD screen 128 64 Enter key confirm selection and enter Esc key go back to the previous screens up down arrows moves the selection pointer and scrolls up or down LEFT RIGHT arrows move cursor Power button Diagnostic extension cable OBDII 16PIN HONDA 3PIN H685 Operation Instructions 1 Preparation for Testing Here H685 can test and erase the car trouble codes and read the relative trouble codes On the other hand many mechanical problems such as poor engine performance due to low fuel level damaged soft cube electrical wire or electrical connectors can also cause faked trouble codes Therefore you need to refer to the car service pamphlet to get more instruction information when you test before you know the mechanical problems
6. gnition on 2 2 Locate the vehicle s 16 pin Data Link Connector DLC 2 3 Connect the H685 cable connector to the vehicle s DLC Turn on the ignition Press power button The H685 will auto start the following screen will be displayed MEMOSCAH HONDA ACURA Hide Uii Sh 1 8 UIFTECH H gS About e Diagnose diagnose e Contrast Contrast adaptation e Lcd Test Lcd test e Keypad Test Keypad test e About show device version 3 Diagnose Select Diagnose and then press enter key The screen will display the system selection menu as follow HONDA PGM FI AT ABS_USA SRS EPS Systems that H685 supports here are classified 5 kinds the operation ways of which respectively speaking are similar Move UP or DOWM to move the cursors to choose what you need to enter to operate and then press Enter to confirm Here we choose AT The screen will display the following H685 Information Connectiong ECU Later if it connects with the ECU successfully it will show the following menu Function select gt TROUBLESHOOT Bren LIST LEAR FUNCTION TEST ECM RESET If it fails it show Information Connect ECU Failed Please make sure i The ignition net the car is on 2 The diagnosis con nection is ok 3 1 Read trouble code Choose TROUBLESHOOT then press Enter key Function select TROUBLESHOOT Bren EIST CLEAR FUNCTION TEST ECM RESET H685 I
7. ollowing 13 H685 Simply press up down arrow to set and then press Enter to confirm 5 Lcd test Choose Lcd Test at the main menu Press Enter he screen will display the following dynamic image When after testing it will show Test end as what the following shows Test end 6 Key testing Choose Keypad Test at the main menu Press Enter The screen will display the following interface 14 H685 Press any key then the screen will flash due to corresponding to your cooperation Double Esc you can withdraw from the testing 7 About Choose About and then press Enter Then screen will display the version of this device F m Gigi 1 Ly Le 1c D a aaO CaCI He s ie E a gn 8 Location of DLC There are two kinds of Honda diagnostic sockets socket with 3Pin and with 16 pin e Front view of 16 pin socket female off line picture 15 H685 e There are two front views of 3 pin socket female P Power G GROUNG B BLANK 16
8. t shows Information Communicating readi nd fault codes If there are trouble codes the screen will show you the trouble codes You can press up down key to check every trouble code See the following picture Fault codes list gt H1 1 TCO SOLENOID ULANE A FAILURE 3 2 DATA LIST Choose on the following shown menu DATA LIST then press Enter key Function select TROUBLESHOOT gt DATA LIST LEAR FUNCTION TEST ECH RESET The following picture shows H685 DATA LIST gt M SHAFT SPO A T 1 SWITCH A T 2 SWITCH 3 3 Delete trouble code Choose CLEAR on the following shown menu then press Enter Function select TROUBLESHOOT DATA LIST CLEAR FUNCTION TEST ECM RESET It shows the following information regarding of Delete Trouble Codes See the follow MOT ICE DTCs and Freeze Data Will be lost Do you wish to cont inue You need to press Enter to confirm and run what you have chosen while you can press Esc to quit deleting trouble codes If delete trouble codes successfully it shows as the following Information Erase Fault codets3 successfully 10 H685 3 4 FUNCTION TEST Choose FUNCTION TEST on the following shown menu and then press Enter Function select TROUBLESHOOT DATA LIST CLEAR gt FUNCTION TEST ECM RESET Then it shows the following picture and you can move UP or DOWM key to choose the function items
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