Air Bag Control Module: Service and Repair

Inflatable Restraint Sensing and Diagnostic Module Replacement

Removal Procedure

Warning

Do not strike or jolt the inflatable restraint sensing and diagnostic module (SDM). Before applying power to the SDM, make sure that it is securely fastened with the arrow facing toward the front of the vehicle. Failure to observe the correct installation procedure could cause SIR deployment, personal injury, or unnecessary SIR system repairs.

Warning

If the vehicle interior is exposed to moisture and becomes soaked up to the level of the sensing and diagnostic module (SDM), the SDM and SDM harness connector must be replaced. The SDM could be activated when powered, which could cause airbag deployment and result in personal injury.

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




3. Disconnect the SDM connectors (1).




4. Remove the 3 SDM fasteners (1).
5. Remove the SDM assembly (2) from the vehicle.

Installation Procedure




1. Install the SDM assembly (2) into the vehicle, taking care to ensure that the connectors are pointing toward the rear of the vehicle.

Caution: Refer to Fastener Caution (Fastener Caution).

2. Install the 3 SDM fasteners (1).

Tighten the fasteners to 18 Nm (13 lb ft).




3. Install the SDM electrical connectors (1).
4. Install the console. Refer to Front Floor Console Replacement (Front Floor Console Replacement).
5. Enable the SIR system. Refer to SIR Disabling and Enabling (Service and Repair).
6. Refer to Control Module References (Programming and Relearning) for programming and setup information.