Air Bag Control Module: Service and Repair

DIAGNOSIS SENSOR UNIT

Removal and Installation

REMOVAL

CAUTION:
- Before servicing the SRS, turn the ignition switch off, disconnect both battery cables and wait at least 3 minutes.

1. Disconnect the harness connectors for each air bag module and seat belt pre-tensioner.
2. Remove center console. Refer to "INSTRUMENT PANEL ASSEMBLY".
3. Disconnect diagnosis sensor unit harness connectors.
4. Remove fixing bolts from the diagnosis sensor unit.

CAUTION:
- Do not use old bolts; replace with new bolts.
- Check diagnosis sensor unit bracket to ensure it is free of deformities, dents, cracks or rust. If it shows any visible signs of damage, replace with new one.
- Replace diagnosis sensor unit if it has been dropped or sustained an impact.

INSTALLATION
To install, reverse the removal procedure.

- After the work is completed, perform self-diagnosis to check that no malfunction is detected. Refer to SRS-22, "SRS Operation Check". [1][2]Component Tests and General Diagnostics

CAUTION:
- The diagnosis sensor unit must always be installed with the arrow mark "<=" pointing toward the front of the vehicle for proper operation.

ECU DISCRIMINATED NO.
After replacing the diagnosis sensor unit, confirm that the diagnosis sensor unit identification is correct for the vehicle as equipped. Refer to "CONSULT-II Function (AIR BAG)".