Impact Sensor: Service and Repair

INFLATABLE RESTRAINT FRONT END SENSOR REPLACEMENT

REMOVAL PROCEDURE
1. Disable the SIR system. Refer to SIR Disabling and Enabling Zone 1.

CAUTION: Do not strike or jolt the inflatable restraint front end sensor. Before applying power to the front end sensor make sure that it is securely fastened. Failure to observe the correct installation procedure could cause SIR deployment, personal injury, or unnecessary SIR system repairs.

2. Remove the front air deflector.




3. Remove the connector position assurance (CPA) (5) from the front end sensor wiring harness connector (4).
4. Disconnect the front end sensor wiring harness connector (4) from the front end sensor (1).
5. Through the access hole located in the bottom of the lower tie bar, loosen the front end sensor mounting fastener (3).

IMPORTANT: The front end sensor mounting fastener (3) has left handed threads.

6. Remove the front end sensor (1) from the lower tie bar by lifting upward and sliding rearward out of the key hole slot (2).

INSTALLATION PROCEDURE
1. Remove any dirt, grease, or other contaminants from the mounting surface.
2. Point the arrow on the sensor toward the front of the vehicle.




3. Install the front end sensor (1) horizontally into the key hole slot (2) located in the lower tie bar.

NOTE: Refer to Fastener Notice in Service Precautions.

Tighten
Tighten the fastener (3) to 9 N.m (80 lb in).

4. Connect the front end sensor harness wiring connector (4) to the front end sensor (1).
5. Install the connector position assurance (CPA) (5) to the front end sensor wiring harness connector (4).
6. Install the front air deflector.
7. Enable the SIR system. Refer to SIR Disabling and Enabling Zone 1.