Lighting System How To Proceed With Troubleshooting

  1. VEHICLE BROUGHT TO WORKSHOP

  2. INSPECT BATTERY VOLTAGE

  3. INSPECT COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

  4. CHECK FOR DTC*

  5. PROBLEM SYMPTOMS TABLE

  6. OVERALL ANALYSIS AND TROUBLESHOOTING*

  7. ADJUST, REPAIR OR REPLACE

  8. CONFIRMATION TEST

Lighting System -- How To Proceed With Troubleshooting


HINT:
  1. Use the following procedure to troubleshoot the lighting 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.INSPECT 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 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 RHD without Entry and Start System)
      		E



    		B.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000000WIB0ECX.html)

    		C.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000000WIB0EDX.html)

    		D.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000000WIB0EEX.html)

    		E.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000000WIB0EFX.html)
    A


    4.CHECK FOR DTC*

    1. Check for DTCs (LandCruiser RM000000PKT0AFX.html).

    2. Clear the DTCs (LandCruiser RM000000PKT0AFX.html).

    3. Recheck for DTCs (LandCruiser RM000000PKT0AFX.html).

      Result
      Result
      		Proceed to
      DTC output does not reoccur
      		A
      DTC output reoccurs
      		B



    		B.
    Go to step 7
    A


    5.PROBLEM SYMPTOMS TABLE

    1. Refer to Problem Symptoms Table (LandCruiser RM000002CE20QHX.html).

      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 7
    A


    6.OVERALL ANALYSIS AND TROUBLESHOOTING*

    1. Operation Check (LandCruiser RM000003YK800OX.html)

    2. Terminals of ECU (LandCruiser RM000000PKM0A5X.html)

    3. Data List / Active Test (LandCruiser RM000000PKV0J6X.html)


    NEXT


    7.ADJUST, REPAIR OR REPLACE

      NEXT


      8.CONFIRMATION TEST

        NEXT

        END