Tire Pressure Module: Service and Repair
TIRE PRESSURE WARNING ECUCOMPONENTS:
REMOVAL
NOTICE: Before removing the tire pressure warning ECU, read the registered transmitter IDs of all wheels and write them down to use for re-registration of transmitter IDs.
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.
2. REMOVE COWL SIDE TRIM SUB-ASSEMBLY RH
3. REMOVE FRONT DOOR SCUFF PLATE RH
4. REMOVE INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY NO. 2
5. REMOVE INSTRUMENT PANEL FINISH LOWER PANEL RH
6. REMOVE TIRE PRESSURE WARNING ECU
(a) Disconnect the connector from the tire pressure warning ECU.
(b) Remove the screw and the tire pressure warning ECU.
INSTALLATION
1. INSTALL TIRE PRESSURE WARNING ECU
(a) Install the tire pressure warning ECU with the screw.
(b) Connect the connector to the tire pressure warning ECU.
2. INSTALL INSTRUMENT PANEL FINISH LOWER PANEL RH
3. INSTALL INSTRUMENT PANEL UNDER COVER SUB-ASSEMBLY NO. 2
4. INSTALL FRONT DOOR SCUFF PLATE RH
5. INSTALL COWL SIDE TRIM SUB-ASSEMBLY RH
6. CONNECT CABLE TO BATTERY NEGATIVE TERMINAL
7. PERFORM INITIALIZATION
NOTICE: Some systems need initialization after reconnecting the cable to the negative battery terminal.
8. REGISTER TRANSMITTER ID
9. INSPECT TIRE PRESSURE WARNING SYSTEM
10. INITIALIZE SYSTEM
NOTICE:
^ Be sure to register the transmitter IDs of all tires including the grand spare tire in the ECU before initialization.
^ Be sure to inflate all tires including the grand spare tire to the proper inflation pressure before initialization.