Tire Pressure Warning System How To Proceed With Troubleshooting

  1. VEHICLE BROUGHT TO WORKSHOP

  2. ADJUST TIRE PRESSURE*

  3. CHECK FOR DTC*

  4. DTC CHART

  5. PROBLEM SYMPTOMS TABLE

  6. CIRCUIT INSPECTION*

  7. REPAIR OR REPLACE

  8. CONFIRMATION TEST*

Tire Pressure Warning System -- How To Proceed With Troubleshooting


HINT:
  1. Use the following procedure to troubleshoot the tire pressure warning system.
  2. *: Use the GTS.


1.VEHICLE BROUGHT TO WORKSHOP

    NEXT


    2.ADJUST TIRE PRESSURE*

    1. Turn the ignition switch off.

    2. Connect the GTS to the DLC3.

    3. Turn the ignition switch ON.

    4. Enter the following menus: Chassis / Tire Pressure Monitor / Data List.

    5. Set the pressure of each tire to the specified value (LandCruiser RM000003DGS00UX.html).

      NOTICE:
      Make sure the tires are cooled down when adjusting the tire pressure.

    6. Display "ID Tire Inflation Pressure" in the Data List and check that tire pressure data matches the adjusted tire pressure.

      HINT:
      It takes a few minutes to display the updated tire pressure data.

    7. Perform initialization (LandCruiser RM000000XMZ0AOX.html).

      8. HINT:
      for ECE-R64 Type:
      The warning threshold value changes depending on the driving conditions during initialization. As a result, the tire pressure warning light may not turn off even if the tire pressure is adjusted to the specified pressure.
      Result:
      Condition
      		Proceed to
      Tire pressure warning light remains on
      		A
      Tire pressure warning light goes off
      		B


    		B.
    GO TO STEP 8
    A


    3.CHECK FOR DTC*

    1. Check for DTCs (LandCruiser RM000000XMX0CSX.html).

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


    		B.
    GO TO STEP 5
    A


    4.DTC CHART

    1. Refer to Diagnostic Trouble Code Chart (LandCruiser RM000000XMR0B7X.html).


    NEXT

    GO TO STEP 7


    5.PROBLEM SYMPTOMS TABLE

    1. Refer to Problem Symptoms Table (LandCruiser RM000000XMT0C9X.html).


    NEXT


    6.CIRCUIT INSPECTION*

    1. Refer to Electronic Circuit Inspection Procedure (LandCruiser RM000003YMI00MX.html).


    NEXT


    7.REPAIR OR REPLACE

    1. Repair or replace parts based on the diagnosis result.


    NEXT


    8.CONFIRMATION TEST*

    1. Check the Data List to confirm that the tire inflation pressure has been received (LandCruiser RM000000XMY0BZX.html).

    2. Perform initialization (LandCruiser RM000000XMZ0AOX.html).

    3. Confirm that the initialization has been completed.


    NEXT

    END