Air Bag Control Module: Service and Repair

Inflatable Restraint Sensing and Diagnostic Module Replacement

Removal Procedure


Caution: Do not strike or jolt the inflatable restraint side impact sensor (SIS). Before applying power to the SIS make sure that it is securely fastened. Failure to observe the correct installation procedures could cause SIR deployment, personal injury, or unnecessary SIR system repairs.

Caution: Refer to SIR Caution (SIR Caution) .
1. Disable the SIR system. Refer to SIR Disabling and Enabling (Service and Repair) .
2. Remove the centre console. Refer to Front Floor Console Replacement (Service and Repair) .

Important: The sensing and diagnostic module (SDM) (4) is shown with the carpet removed for illustration purposes only. Removal of the front carpet or the front seats is not necessary to service the SDM (4).






3. Disconnect the SDM electrical connectors (1) and (2) from the SDM (4).
4. Remove the SDM to transmission tunnel retaining nuts (5).
5. Disconnect the SDM earth strap bolt (3).
6. Remove the SDM (4).



Installation Procedure





1. Install the SDM (4) horizontally to the transmission tunnel, making sure the arrow on the SDM toward the front of the vehicle.
2. Connect the SDM earth strap bolt (3).

Notice: Refer to Fastener Notice (Fastener Notice) .

3. Install the SDM to transmission tunnel retaining nuts (5).

Tighten the nuts to 10 N.m (89 lb in).

4. Connect the SDM electrical connectors (1) and (2) from the SDM (4).
5. Install the centre console. Refer to Front Floor Console Replacement (Service and Repair) .
6. Return the driver and the passenger seats to the original position.
7. Enable the SIR system. Refer to SIR Disabling and Enabling (Service and Repair) .

Important: After programming the SDM, the SDM is then locked to the vehicle and it will not be possible to swap between other vehicles.


8. Refer to Inflatable Restraint Sensing and Diagnostic Module Programming and Setup (Programming and Relearning) .
9. Program the new SDM primary key into the BCM.
Important: The AIR BAG indicator may remain ON after the SDM has been replaced. If the indicator remains ON after enabling the SIR system, perform the diagnostic system check and follow the steps thoroughly to ensure that the SDM is set properly.