Master Switch
- Turn ignition on. Check 30-amp POWER WINDOW fuse and replace as necessary. Remove master window switch from door, leaving wiring connected. Backprobe master switch connector for battery voltage at Black/White wire (switch power). See Figure and Figure . If battery voltage is present, go to next step. If battery voltage is not present, repair Black/White wire.
- Backprobe master window switch connector at wire color specified while operating switch. Voltage should be present only at specified terminals. If battery voltage is not present at specified terminal and switch position, replace switch. See MASTER SWITCH TESTING table.
MASTER SWITCH TESTING
| Switch Position | Wire Color |
|---|---|
| Left Front Up | Red/Black |
| Left Front Down | Red/Dark Green |
| Right Front Up | Dark Green/White |
| Right Front Down | Red/White |
| Left Rear Up | Dark Green/Yellow |
| Left Rear Down | White/Red |
| Right Rear Up | Dark Blue/White |
| Right Rear Down | Yellow/White |