Power Door Lock Control System How To Proceed With Troubleshooting

  1. VEHICLE BROUGHT TO WORKSHOP

  2. INSPECT BATTERY VOLTAGE

  3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM (w/ Speed-sensitive Automatic Door Lock Function)*

  4. CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

  5. CHECK FOR DTC (w/ Speed-sensitive Automatic Door Lock Function)*

  6. PROBLEM SYMPTOMS TABLE

  7. OVERALL ANALYSIS AND TROUBLESHOOTING*

  8. REPAIR OR REPLACE

  9. CONFIRMATION TEST

Power Door Lock Control System -- How To Proceed With Troubleshooting


HINT:
  1. Use these procedures to troubleshoot the power door lock control system.
  2. *: Use the intelligent tester.


1.VEHICLE BROUGHT TO WORKSHOP

    NEXT


    2.INSPECT BATTERY VOLTAGE
      Standard voltage:
      11 to 14 V
      If the voltage is below 11 V, recharge or replace the battery before proceeding.

    NEXT


    3.CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM (w/ Speed-sensitive Automatic Door Lock Function)*

    1. Use the intelligent tester to check if the CAN communication system is functioning normally (LandCruiser RM000001RSN05QX.html).

      Result
      Result
      		Proceed to
      CAN DTC is not output
      		A
      CAN DTC is output (for LHD with Entry and Start System)
      		B
      CAN DTC is output (for LHD without Entry and Start System)
      		C
      CAN DTC is output (for RHD with Entry and Start System)
      		D
      CAN DTC is output (for LHD without Entry and Start System)
      		E



    		B.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000001RSO0C5X.html)

    		C.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000001RSO0BYX.html)

    		D.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000001RSO0BZX.html)

    		E.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000001RSO0C0X.html)
    A


    4.CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

    1. Check if the LIN communication system is functioning normally.

      Result
      Result
      		Proceed to
      LIN DTC is not output
      		A
      LIN DTC is output
      		B



    		B.
    GO TO LIN COMMUNICATION SYSTEM (LandCruiser RM000001RSO0BWX.html)
    A


    5.CHECK FOR DTC (w/ Speed-sensitive Automatic Door Lock Function)*

    1. Clear the DTCs (LandCruiser RM000000TNX0ATX.html).

    2. Recheck for DTCs.

      Result
      Result
      		Proceed to
      DTC is not output
      		A
      DTC is output
      		B



    		B.
    GO TO DIAGNOSTIC TROUBLE CODE CHART (LandCruiser RM000000TNR083X.html)
    A


    6.PROBLEM SYMPTOMS TABLE

    1. Refer to Problem Symptoms Table (LandCruiser RM0000011GC08GX.html).

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



    		B.
    ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE
    A


    7.OVERALL ANALYSIS AND TROUBLESHOOTING*

    1. Operation Check (LandCruiser RM000002T6K07VX.html).

    2. Terminals of ECU (LandCruiser RM0000044VT00ZX.html).

    3. Data List / Active Test (LandCruiser RM000000TNZ0D1X.html).


    NEXT


    8.REPAIR OR REPLACE

      NEXT


      9.CONFIRMATION TEST

        NEXT

        END