Avalon V6-3.5L (2GR-FE) (2006)
Alarm Module: Service and Repair
CERTIFICATION ECU
REPLACEMENT
HINT: Installation is in the reverse order of removal.
1. TABLE OF BOLT, SCREW AND NUT
2. DISCONNECT CABLE FROM NEGATIVE BATTERY TERMINAL
Wait for 90 seconds after disconnecting the cable to prevent the airbag working.
3. REMOVE INSTRUMENT PANEL SAFETY PAD SUB-ASSEMBLY W/FRONT PASSENGER AIRBAG ASSEMBLY
HINT: Refer to the procedures up to the removal of the instrument panel safety pad sub-assembly w/ front passenger airbag assembly.
4. REMOVE CERTIFICATION ECU
a. Disconnect the connector.
b. Disengage the 2 claws and remove the ECU aggregation cover No.2.
c. Remove the certification ECU.
5. INSTALL INSTRUMENT PANEL SAFETY PAD SUB-ASSEMBLY W/FRONT PASSENGER AIRBAG ASSEMBLY
6. CENTER SPIRAL CABLE
7. INSTALL STEERING WHEEL ASSEMBLY
8. INSTALL HORN BUTTON ASSEMBLY
9. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
10. PERFORM INITIALIZATION
Some systems need initialization when disconnecting the cable from the negative battery terminal.
11. INSPECT HORN BUTTON ASSEMBLY
12. INSPECT SRS WARNING LIGHT