LX450
- Disconnect wiring connector from wiper motor. Using 12-volt battery, connect jumper wire from positive battery terminal to wiper motor terminal No. 3. (Scheme 6) Using another jumper wire, connect wiper motor terminal No. 2 to negative battery terminal. Motor should operate.
- To check automatic PARK operation, with motor running, stop motor operation anywhere except PARK position by removing power from terminal No. 3. Install another jumper wire between terminals No. 3 and 4. Connect jumper wire from positive battery terminal to wiper motor terminal No. 1. Ensure motor operates and stops at PARK position. Replace motor if operation is not as described.
Scheme 6
Using an ohmmeter, check continuity between relay terminals No. 1 and 3. see scheme 2 No continuity should exist. Connect ohmmeter leads to relay terminals No. 2 and 3. Continuity should exist. If continuity is not as described, replace relay.
| Model | Location |
|---|---|
| LX450 | Inside Back Door, To Left Of Motor |
REAR WIPER RELAY LOCATION
FRONT WIPER SWITCH
Note. Wiper switch is component of combination switch, mounted to steering column. For further information and/or illustrations on removal procedure, see COMBINATION SWITCH under REMOVAL & INSTALLATION in STEERING COLUMN SWITCHES article.