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FRONT POWER SEAT CONTROL SYSTEM (w/ Seat Position Memory System) HOW TO PROCEED WITH TROUBLESHOOTING

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Tip:

  • Use the following procedures to troubleshoot the front power seat control system.



  1. Click here

    VEHICLE BROUGHT TO WORKSHOP


    • NEXT
  2. Click here

    INSPECT BATTERY VOLTAGE

    Standard Voltage
    11 to 14 V

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


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  3. Click here

    INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*


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

      Table 1. 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
      • Go to CAN COMMUNICATION SYSTEM (for LHD) (See pageClick here)
      • C
      • Go to CAN COMMUNICATION SYSTEM (for RHD) (See pageClick here)
      • A
  4. Click here

    PROBLEM SYMPTOMS TABLE


    1. Refer to the Problem Symptoms Table (Click here).

      Table 2. Result
      Result Proceed to
      Fault is not listed in problem symptoms table A
      Fault is listed in problem symptoms table B

      • B
      • Go to step 6
      • A
  5. Click here

    OVERALL ANALYSIS AND TROUBLESHOOTING*


    1. Data List / Active Test (Click here)

    2. Terminals of ECU (Click here)

    3. Operation Check (Click here)


      • NEXT
  6. Click here

    REPAIR OR REPLACE


    • NEXT
  7. Click here

    CONFIRMATION TEST


    • NEXT
    • END