Air Bag Control Module: Service and Repair

NOTICE:
- Do not open the cover or the case of the ECU and various computers unless absolutely necessary. (If the IC terminals are touched, the IC may be destroyed by static electricity.)
- Never use SRS parts from another vehicle. When replacing parts, replace with new parts.
- Never reuse the center airbag sensor assembly involved in a collision when the airbag has deployed.
- Never repair a sensor in order to reuse it.

1. Disconnect Negative (-) Terminal Cable From Battery

CAUTION: Work must be started after 90 seconds from the time the ignition switch is turned to the LOCK position and the negative (-) terminal cable is disconnected from the battery.

2. Remove And Install Center Airbag Sensor Assembly





(a) Using a torx wrench, loosen the 3 screws.
Torx wrench: T40 (Part No. 09042-00020 or locally manufactured tool)





(b) Disconnect and connect the connector.

NOTICE: Removal and installation of the connector is done with the sensor assembly installed.





(c) Using a torx wrench, tighten the 3 screws.
Torx wrench: T40 (Part No. 09042-00020 or locally manufactured tool)
Torque: 15 N-m (150 kgf-cm, 11 ft-lbf)

NOTICE:
- Make sure the sensor assembly is installed to the specified torque.
- If the sensor assembly has been dropped, or there are cracks, dents or other defects in the case, bracket or connector, replace the sensor assembly with a new one.
- When installing the sensor assembly, take care the airbag wiring does not interfere with other parts and is not pinched between other parts.
- After installation, shake the sensor assembly to check that there is no looseness.