All Windows & Power Door Locks Inoperative
Check for defective fuse (ALT, DOOR, GAUGE or POWER), power main relay, ignition switch, door lock control relay or anti-theft/door lock ECU, driver's side power window switch, theft deterrent system or wiring harness.
All Windows Inoperative, But Power Door Locks Operate
Check for defective fuse (GAUGE or POWER), ignition switch, door lock control relay or anti-theft/door lock ECU, driver's side power window switch, power main relay or wiring harness.
Lock Switch Inoperative
Check driver's side power window lock switch.
Window Lock Illumination Does Not Operate
Check driver's side power window switch.
One-Touch Feature Is Inoperative
Check driver's side power window switch.
One Window Does Not Operate
Check driver's side power window switch for appropriate window, power window switch, power window motor and wiring harness for appropriate window.
Window Does Not Operate With Key Off
Check for defective fuse (DOME, ECU-IG, GAUGE or POWER), ignition switch, door courtesy switch or wiring harness.
Note. For door lock control relay testing, see DOOR LOCKS - POWER article. For anti-theft/door lock ECU testing, see ANTI-THEFT SYSTEM article. For ignition switch testing, see STEERING COLUMN SWITCHES article.
POWER MAIN RELAY
- Remove power main relay in junction block No. 1 at left side kick panel.
- Using an ohmmeter, check continuity between terminals No. 1 and 2. Continuity should exist. (Scheme 4) Apply battery voltage to terminal No. 1 and ground terminal No. 2. Continuity should exist at terminals No. 3 and 5. If relay does not test as described, replace power main relay.
