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How To Proceed With Troubleshooting

HINT:

*: Use the Techstream.

  1. VEHICLE BROUGHT TO WORKSHOP 
  2. INSPECT BATTERY VOLTAGE 

    Standard voltage: 11 to 14 V 

    HINT:

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

  3. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM* 
    1. Using the Techstream, inspect the CAN communication function to ensure there are no malfunctions in the communication system.

      Result 

      RESULT CHART

      Result Proceed to
      No DTCs output A
      DTCs output B

      HINT:

      The skid control ECU sends the signals of each warning light to CAN communication.

      B: PROCEED TO CAN COMMUNICATION SYSTEM 

      A: Go to Next Step 

  4. CHECK DTC AND FREEZE FRAME DATA* 
  5. CLEAR DTC AND FREEZE FRAME DATA* 
  6. PROBLEM SYMPTOM CONFIRMATION 
  7. DTC CHECK AND CLEAR* 
  8. PROBLEM SYMPTOM CONFIRMATION 

    Result 

    RESULT CHART

    Result Proceed to
    Symptom does not occur A
    Symptom occurs B

    B:  GO TO STEP  11

    A: Go to Next Step 

  9. SYMPTOM SIMULATION 
  10. CHECK FOR DTC (OTHER THAN CAN AND MULTIPLEX COMMUNICATION SYSTEM DTC)* 

    Result 

    RESULT CHART

    Result Proceed to
    No DTCs output A
    DTCs output B

    B:  GO TO STEP  13

    A: Go to Next Step 

  11. PROBLEM SYMPTOMS TABLE 

    NEXT:  GO TO STEP  14

  12. DTC CHART 
  13. CIRCUIT INSPECTION* 
  14. IDENTIFICATION OF PROBLEM 
  15. REPAIR OR REPLACE 
  16. CONFIRMATION TEST* 

    NEXT: END