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How To Proceed With Troubleshooting [08/2015 - 08/2019]: Procedure

  1. VEHICLE BROUGHT TO WORKSHOP 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  2

  2. CUSTOMER PROBLEM ANALYSIS 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  3

  3. INSPECT BATTERY VOLTAGE 

    Standard Voltage

    11 to 14 V

    If the voltage is below 11 V, recharge or replace the battery before proceeding.

    HINT: 

    A simple method to determine whether the battery is depleted is to operate the horn.

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  4

  4. CHECK DTC* 
    1. Check for DTCs and make a note of any codes that are output.

      Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] 

      Result

      Result Proceed to
      No DTCs output Problem symptom can be confirmed and reproduced A
      Problem symptom cannot be confirmed or reproduced B
      Steering lock system DTCs output C
      LIN communication DTCs output D

      HINT: 

    Result: 

    USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - 08/2019] 

    Result: 

    See step  7

    Result: 

    GO TO LIN COMMUNICATION SYSTEM (DIAGNOSTIC TROUBLE CODE CHART). Refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2015 - 08/2016]  , or refer to  DIAGNOSTIC TROUBLE CODE CHART [08/2016 - 08/2019] 

    Result: 

    See step  5

  5. PROBLEM SYMPTOMS TABLE 
    1. Refer to Problem Symptoms Table.

      Refer to PROBLEM SYMPTOMS TABLE [08/2015 - 08/2019] 

      Result

      Result Proceed to
      Fault not listed in problem symptoms table A
      Fault listed in problem symptoms table B

    Result: 

    See step  6

    Result: 

    See step  6

  6. OVERALL ANALYSIS AND TROUBLESHOOTING* 
    1. Data List / Active Test.

      Refer to DATA LIST / ACTIVE TEST [08/2015 - 08/2019] 

    2. Terminals of ECU.

      Refer to TERMINALS OF ECU [08/2015 - 08/2019] 

      Result

      Proceed to
      NEXT

    Result: 

    NEXT 

    See step  7

  7. REPAIR OR REPLACE 

    Result

    Proceed to
    NEXT

    Result: 

    NEXT 

    See step  8

  8. CHECK DTC AGAIN* 
    1. Clear the DTCs.

      Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] 

    2. Check for DTCs and make a note of any codes that are output.

      Refer to DTC CHECK / CLEAR [08/2015 - 08/2019] 

      HINT: 

      Perform the DTC output confirmation operation.

      Result

      Result Proceed to
      No DTCs output A
      DTCs output B

    Result: 

    END 

    Result: 

    GO TO DIAGNOSTIC TROUBLE CODE CHART. Refer to: DIAGNOSTIC TROUBLE CODE CHART [08/2015 - 08/2019]