How To Proceed With Troubleshooting [06/2016 - ]: Procedure
- VEHICLE BROUGHT TO WORKSHOP
Result
Proceed to NEXT Result:
NEXT
See step 2
- CUSTOMER PROBLEM ANALYSIS
- When troubleshooting, confirm that the problem symptoms have been accurately identified. Preconceptions should be discarded in order to make an accurate judgment. To clearly understand what the problem symptoms are, it is extremely important to ask the customer about the problem and the conditions at the time when the malfunction occurred.
- Gather as much information as possible for reference. Past problems that seem unrelated may also help in some cases.
- The following 5 items are important points in problem analysis:
What Vehicle model, system name When Date, time, occurrence frequency Where Road conditions Under what conditions? Driving conditions, weather conditions How did it happen? Problem symptoms
Result
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NEXT
See step 3
- INSPECT BATTERY VOLTAGE
- Measure the battery voltage with the ignition switch off.
Standard Voltage
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery before proceeding to the next step.
Result
Proceed to NEXT
Result:
NEXT
See step 4
- Measure the battery voltage with the ignition switch off.
- CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*
- Using the Techstream, inspect the LIN communication function to ensure there are no malfunctions in the communication system.
Refer to DTC CHECK / CLEAR [06/2016 - ]
Result
Result Proceed to DTC is not output A DTC is output B
Result:
B
GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to DIAGNOSTIC TROUBLE CODE CHART [06/2016 - 03/2017] , or refer to DIAGNOSTIC TROUBLE CODE CHART [03/2017 - ]
Result:
A
See step 5
- Using the Techstream, inspect the LIN communication function to ensure there are no malfunctions in the communication system.
- OVERALL ANALYSIS AND TROUBLESHOOTING*
- Terminals of ECU.
Refer to TERMINALS OF ECU [06/2016 - 03/2017] , or refer to TERMINALS OF ECU [03/2017 - ]
Result
Proceed to NEXT
Result:
NEXT
See step 6
- Terminals of ECU.
- REPAIR OR REPLACE
Result
Proceed to NEXT Result:
NEXT
See step 7
- CONFIRMATION TEST
Result
Proceed to NEXT Result:
NEXT
END