Entry And Start System (For Entry Function) How To Proceed With Troubleshooting

  1. VEHICLE BROUGHT TO WORKSHOP

  2. INSPECT BATTERY VOLTAGE

  3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*

  4. CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

  5. CHECK FOR DTC*

  6. PROBLEM SYMPTOMS TABLE

  7. OVERALL ANALYSIS AND TROUBLESHOOTING*

  8. REPAIR OR REPLACEMENT

  9. CONFIRMATION TEST

Entry And Start System (For Entry Function) -- How To Proceed With Troubleshooting


HINT:
  1. Use these procedures to troubleshoot the entry and start 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*

    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 RHD with Entry and Start System)
      		C



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

    		C.
    GO TO CAN COMMUNICATION SYSTEM (LandCruiser RM000001RSO0BZX.html)
    A


    4.CHECK COMMUNICATION FUNCTION OF LIN COMMUNICATION SYSTEM*

    1. Use the intelligent tester to 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*

    1. Check for DTCs. Based on the DTCs output, try to cause the same steering lock system DTC, engine immobiliser system DTC or entry and start system (for Entry Function) DTC to be stored by reproducing the symptoms indicated by the DTC.

      Result
      Result
      		Proceed to
      DTC is not output
      		A
      Steering lock system DTC is output
      		B
      Engine immobiliser system DTC is output
      		C
      Entry and start system (for Entry Function) DTC is output
      		D



    		B.
    GO TO STEERING LOCK SYSTEM (LandCruiser RM000001T1306UX.html)

    		C.
    GO TO ENGINE IMMOBILISER SYSTEM (LandCruiser RM000000QY40G3X.html)

    		D.
    GO TO DIAGNOSTIC TROUBLE CODE CHART (LandCruiser RM000003VOS048X.html)
    A


    6.PROBLEM SYMPTOMS TABLE

    1. Refer to the Problem Symptoms Table (LandCruiser RM000000XUB0FYX.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 8
    A


    7.OVERALL ANALYSIS AND TROUBLESHOOTING*

    1. Operation Check (LandCruiser RM000002U9W094X.html).

    2. Data List / Active Test (LandCruiser RM000000XUF0BSX.html).

    3. Terminals of ECU (LandCruiser RM000000XUA0CKX.html).


    NEXT


    8.REPAIR OR REPLACEMENT

      NEXT


      9.CONFIRMATION TEST

        NEXT

        END