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How To Proceed With Troubleshooting

HINT: 

*: Use the Techstream.

  1. VEHICLE BROUGHT TO WORKSHOP 

    NEXT: Go to next step 

  2. CUSTOMER PROBLEM ANALYSIS 
    1. Interview the customer and confirm the problem. Refer to HOW TO PROCEED WITH TROUBLESHOOTING .

      HINT: 

      Interview the customer to confirm the following:

      • History of brake fluid replacement.
      • Whether the engine was stopped intentionally when driving.
      • Whether the brake and accelerator pedals were depressed simultaneously.

      NEXT: Go to next step 

  3. CHECK DTC AND FREEZE FRAME DATA* 
    1. Check and record DTCs and Freeze Frame Data.
    2. Clear the DTCs and Freeze Frame Data. Refer to DTC CHECK / CLEAR  for DTC Check/Clear, or Refer to FREEZE FRAME DATA  for Freeze Frame Data).
    3. Reconfirm the DTCs.
      1. Reconfirm the DTCs based on the recorded DTCs and Freeze Frame Data. Refer to DTC CHECK / CLEAR  for DTC Check/Clear, or Refer to FREEZE FRAME DATA  for Freeze Frame Data).

        HINT: 

        • When DTCs indicating CAN communication system malfunctions are output, repair the CAN communication system before repairing each corresponding sensor. Refer to HOW TO PROCEED WITH TROUBLESHOOTING .
        • If any of DTCs U0100, U0123, U0124, and U0126 is output together with a CAN communication DTC, first check the appropriate sensor for a momentary open circuit. Refer to CHECK FOR INTERMITTENT PROBLEMS .

        Result

        Result Proceed to
        DTC is output A
        DTC is not output (Problem symptom does not occur) B
        DTC is not output (Problem symptom occurs) C

      B → GO TO STEP 5 

      C → GO TO STEP 6 

      A: Go to next step 

  4. DIAGNOSTIC TROUBLE CODE CHART 
    1. Proceed to Diagnostic Trouble Code Chart. Refer to DIAGNOSTIC TROUBLE CODE CHART .

      NEXT → GO TO STEP 7 

  5. SYMPTOM SIMULATION 
    1. Proceed to How to Proceed with Troubleshooting. Refer to HOW TO PROCEED WITH TROUBLESHOOTING .

      NEXT: Go to next step 

  6. PROBLEM SYMPTOMS TABLE 
    1. Proceed to Problem Symptoms Table. Refer to PROBLEM SYMPTOMS TABLE .

      NEXT: Go to next step 

  7. CIRCUIT INSPECTION* 

    NEXT: Go to next step 

  8. IDENTIFICATION OF PROBLEM 

    NEXT: Go to next step 

  9. REPAIR OR REPLACEMENT 

    NEXT: Go to next step 

  10. CONFIRMATION TEST* 

    NEXT → END