POWER TRUNK LID SYSTEM HOW TO PROCEED WITH TROUBLESHOOTING

Tech Tips


  • Use the following procedures to troubleshoot the power trunk lid system.

  • *: Use the intelligent tester.


  1. VEHICLE BROUGHT TO WORKSHOP


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  2. INSPECT AUXILIARY BATTERY VOLTAGE

    Standard voltage
    11 to 14 V

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


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  3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


    1. Use the intelligent tester to check if the CAN communication system is functioning normally.

      Result:
      Result Proceed to
      CAN DTC is not output A
      CAN DTC is output (for LHD) B
      CAN DTC is output (for RHD) C

      B
      C
      A
  4. CHECK FOR DTC*


    1. Check for DTCs Click here.

    2. Clear the DTCs Click here.

    3. Recheck for DTCs Click here.

      OK
      DTC is not output.

      NG
      OK
  5. PROBLEM SYMPTOMS TABLE


    1. Refer to Problem Symptoms Table.

      Result:
      Result Proceed to
      Fault is not listed on problem symptoms table A
      Fault is listed on problem symptoms table B

      B
      A
  6. OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Operation check Click here

    2. Terminals of ECU Click here

    3. Data List / Active Test Click here


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  7. REPAIR OR REPLACE


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  8. CONFIRMATION TEST


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