Operation CHARM: Car repair manuals for everyone.

Driver's Airbag

INSPECTION

Steering Wheel And Pad Assembly:




1. VEHICLE NOT INVOLVED IN A COLLISION
a. Do a diagnostic system check.
b. Do a visual check which includes the following items with the steering wheel pad (with airbag) installed in the vehicle.
Check for cuts, minute cracks or marked discoloration of the steering wheel pad top surface and grooved portion.

Steering Wheel Pad:




2. VEHICLE INVOLVED IN A COLLISION AND AIRBAG IS NOT DEPLOYED
a. Do a diagnostic system check.
b. Do a visual check which includes the following items with the steering wheel pad (with airbag) installed in the vehicle.
- Check for cuts and cracks in, or marked discoloration of the steering wheel pad top surface and grooved portion.
- Check for cuts and cracks in wire harnesses, and for chipping in connectors.
- Check for deformation of the horn button contact plate of the steering wheel.

Horn Button Contact Plate:




Checking For Pad Interference:




HINT:
- If the horn button contact plate of the steering wheel is deformed, never repair it. Always replace the steering wheel assembly with a new one.
- There should be no interference between the steering wheel pad and the steering wheel, and the clearance should be uniform all the way around when the new steering wheel pad is installed on the steering wheel.

CAUTION: For removal and installation of the steering wheel pad, refer to Steering Wheel/Service and Repair and be sure to follow the correct procedure.

3. VEHICLE INVOLVED IN A COLLISION AND AIRBAG IS DEPLOYED
a. Do diagnostic system check.
b. Do a visual check which includes the following items with the steering wheel pad (with airbag) removed from the vehicle.
- Check for deformation of the horn button contact plate of the steering wheel.
- Check for damage to the spiral cable connector and wire harness.

HINT
- If the horn button contact plate of the steering wheel is deformed, never repair it. Always replace the steering wheel assembly with a new one.
- There should be no interference between the steering wheel pad and the steering wheel, and the clearance should be uniform all the way around when the new steering wheel pad is installed on the steering wheel.

REPLACEMENT REQUIREMENTS

In the following cases, replace the steering wheel pad, steering wheel and spiral cable.
- If the airbag has been deployed.
- If the steering wheel pad or spiral cable has been found to be faulty in troubleshooting.
- If the steering wheel pad, steering wheel or spiral cable has been found to be faulty during the check in items (See Steering Wheel Pad and Spiral Cable - Inspection).
- If the steering wheel pad has been dropped.

CAUTION: For replacement of the steering wheel pad, refer to Steering Wheel/Service and Repair and be sure to follow the correct procedure.