LS 460 AWD V8-4.6L (1UR-FSE) (2009)
Tire Pressure Module: Service and Repair
Removal
TIRE AND WHEEL: TIRE PRESSURE WARNING ECU: REMOVAL
REMOVAL
NOTICE:
-
When replacing the tire pressure warning ECU, read the IDs stored in the old ECU using the Techstream and write them down before
removal.
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It is necessary to perform initialization See: Testing and Inspection/Programming and Relearning/Initialization after registration See:
Testing and Inspection/Programming and Relearning/Registration of the transmitter IDs into the tire pressure warning ECU after the ECU
and/or valve and transmitter has been replaced.
1. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt
pretensioner activation.
NOTE:
After the engine switch is turned off, the HDD navigation system requires approximately 6 minutes to record various types of memory and
settings. As a result, after turning the engine switch off, wait 6 minutes or more before disconnecting the cable from the negative (-) battery
terminal.
2. REMOVE INSTRUMENT PANEL FINISH PANEL END RH See: Dashboard / Instrument Panel/Service and Repair/Removal
3. REMOVE INSTRUMENT SIDE PANEL RH See: Dashboard / Instrument Panel/Service and Repair/Removal
4. REMOVE NO. 2 INSTRUMENT CLUSTER MOULDING See: Dashboard / Instrument Panel/Service and Repair/Removal
5. REMOVE NO. 2 INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY See: Dashboard / Instrument Panel/Service and Repair/Removal
6. REMOVE INSTRUMENT PANEL LOWER See: Restraint Systems/Air Bag Systems/Air Bag/Service and Repair/Front Passenger Side Knee
Airbag Assembly/Removal
7. REMOVE DRIVER SIDE KNEE AIRBAG ASSEMBLY See: Restraint Systems/Air Bag Systems/Air Bag/Service and Repair/Driver Side Knee
Airbag Assembly/Removal
8. REMOVE GLOVE COMPARTMENT DOOR ASSEMBLY See: Dashboard / Instrument Panel/Service and Repair/Removal
9. REMOVE TIRE PRESSURE WARNING ECU
(a) Disconnect the ECU connector.
(b) Remove the bolt and ECU.