Air Bag Control Module: Service and Repair

DIAGNOSIS SENSOR UNIT

Removal and Installation

REMOVAL

CAUTION:
- Before servicing, turn ignition switch OFF, disconnect both battery terminals and wait at least 3 minutes.
- Before disconnecting the air bag sensor unit harness connector, be sure to disconnect the each harness connector of the air bag module and pre-tensioner seatbelt to prevent air bag deployment by static electricity and pre-tensioner seatbelt operation.
- Do not use air tools or electric tools for servicing.
- Do not use old fixing bolts after removal; replace with new bolts.
- Do not make an impact to the diagnosis sensor unit by dropping etc. Replace the diagnosis sensor unit if it has been dropped or sustained an impact.
- Replace the diagnosis sensor unit of deployed SRS air bag and deployed SRS front seat belt pre-tensioner.

1. Remove the diagnosis sensor unit.
- Disconnect each connector of all air bag modules and pre-tensioner seat belts.
- Remove the center console assembly.




- Disconnect diagnosis sensor unit harness connector.
- Remove hex bolts and ground bolt, then remove the diagnosis sensor unit.

INSTALLATION
Install in the reverse order of removal.

CAUTION:
- Be careful not to damage the diagnosis sensor harness.
- In case that malfunction is detected by the air bag warning lamp, reset by the self-diagnosis function and delete the memory by CONSULT-III.
- In case that malfunction is still detected after the above operation, perform self-diagnosis to repair malfunctions.
- After the work is completed, check that no system malfunction is detected by air bag warning lamp. Refer to SRS-22, "SRS Operation Check (USER MODE)". Component Tests and General Diagnostics

ECU DISCRIMINATED NO.
After replacing the diagnosis sensor unit, confirm that the diagnosis sensor unit identification is correct for the vehicle as equipped.