Combination Switch: Service and Repair

REMOVAL

Prior to removing of the multifunction switch assembly in vehicles equipped with air bags, be careful to keep the following items.

CAUTION:

- Never attempt to disassemble or repair the air bag module or clock spring. If faulty, replace it.
- Do not drop the air bag module or clock spring or allow contact with water, grease or oil. Replace if a dent, crack, deformation or rust are detected.
- The air bag module should be stored on a flat surface and placed so that the pad surface is facing upward. Do not place anything on top of it.
- Do not expose the air bag module to temperatures over 93 °C (200 °F). After deployment of an air bag, replace the clock spring with a new one. Wear gloves and safety glasses when handling an air bag that has already been deployed.
- An undeployed air bag module should only be disposed of in accordance with the procedures. mentioned in the Restraints section. When you disconnect the air bag module-clock spring connector, take care not to apply excessive force to it. The removed air bag module should be stored in a clean, dry place.
- Prior to installing the clock spring, align the mating mark and "NEUTRAL " position indicator of the clock spring, and, after turning the front wheels to the straight-ahead position, install the clock spring to the column switch. If the mating mark of the clock spring is not properly aligned, the steering wheel may not completely rotate during a turn, or the flat cable within the clock spring may be severed, obstructing normal operation of the SRS and possibly leading to serious injury to the vehicle's driver.




1. Disconnect the negative (-) battery terminal.

NOTE: Prior to doing any further work after disconnection of the battery cable, wait at least 30 seconds.

2. Remove the 2 bolts (A) holding the air bag module.




3. Disconnect the horn connector and the air bag module connector, and remove the air bag module (B).




4. Remove the steering wheel after removing a nut (B).




5. Align the steering shaft with wheel then remove the steering wheel(A) using special tool (09561-11002).

CAUTION: Do not hammer on the steering wheel to remove it; doing so may damage the collapsible mechanism.




6. Remove the steering column upper and lower shrouds after removing 3 screws (A).




7. Remove the clock spring (A), then disconnect the connector(B) of multi-function switch.




8. Remove the 3 screws holding the multi-function switch, then remove the multi-function switch assembly.




9. Remove the light switch (A) after loosening its 4 screws.
10. Installation is the reverse of removal.




11. Installation the cancel lever (B) to the cancel cam (C) as below figure when replacing the lighting switch (A).