REMOVAL & INSTALLATION
| WARNING | Deactivate air bag system before performing any service operation. For 1996 LX450, see AIR BAG RESTRAINT SYSTEM article. Do not apply electrical power to any component on steering column without first deactivating air bag system. Air bag may deploy. |
Removal
- Disconnect negative battery cable. To access combination switch connector, remove instrument panel lower finish panel under steering column. See INSTRUMENT CLUSTER under REMOVAL & INSTALLATION in appropriate «INSTRUMENT PANEL»(ref-33976) article. Remove steering column upper and lower covers. Remove steering wheel. See STEERING WHEEL.
- Locate wiper/washer switch wire terminal positions installed into combination switch harness connector. see scheme 3 Lift tab locks on combination switch connector. (Scheme 3)
- Using miniature screwdriver, release wire terminal securing tab inside connector. (Scheme 3) Pull wire(s) from connector and through harness jacket tubing. Remove wiper switch retaining screws from rear of combination switch body and remove switch. (Scheme 4)
Installation
To install, reverse removal procedure. When installing wiper switch wire terminals to harness connector, push inward on wire terminal until terminal clicks into place.
Scheme 3
Scheme 4
Switch is integral part of wiper switch mounted to combination switch on steering column. See FRONT WIPER SWITCH.
- Ensure front wheels are in straight ahead position. Place ignition switch in LOCK position and remove key. Disconnect negative battery cable. Remove 2 screw covers from outer sides of steering wheel. Using Torx Wrench (T30), loosen air bag pad retaining torx screws until screw heads are snug against screw case. (Scheme 5)
- Carefully pull air bag pad away from steering wheel enough to unlock and disconnect air bag electrical connector. DO NOT pull on electrical connector or wiring. Store air bag pad aside with pad facing upward.
- Remove steering wheel lock nut and washer from steering shaft. Make alignment mark on steering shaft and steering wheel for installation reference. Using appropriate steering wheel puller, pull steering wheel from shaft while guiding spiral cable wire through steering wheel opening.
- Ensure front wheels are in straight-ahead position. Connect and install spiral cable to combination switch. Turn spiral cable counterclockwise by hand until it is hard to turn. Turn spiral cable clockwise about 2 1/2 turns and align Red mark at bottom with opening.
- Guide spiral cable through steering wheel opening while installing steering wheel to shaft. Align reference marks on steering shaft and steering wheel. Install steering wheel locknut and washer. Tighten steering wheel lock nut to 25 ft. lbs. (34 N.m).
- Connect air bag electrical connector and snap down connector lock. Before installing air bag pad, ensure Torx screws are retracted and snug against screw case. (Scheme 5)
- Install air bag pad to steering wheel ensuring all wiring is NOT pinched and DOES NOT interfere with moving parts. Tighten 4 Torx screws to 65 INCH lbs. (7.4 N.m). Install screw covers. Connect negative battery cable.
