Power Window Master Switch
Remove master window control switch from vehicle. See POWER WINDOW SWITCH under REMOVAL & INSTALLATION. Check continuity between specified terminals while operating switch to specified position. See MASTER SWITCH TESTING table. See Fig 1 . Check continuity between appropriate master window switch connector and terminals with switch in appropriate position. Continuity between harness connector C510 terminals No. 1 and 2 (switch illumination circuit) should exist at all times. If continuity is not as specified, replace switch.
MASTER SWITCH TESTING
| Switch Position | Connector | Continuity Between Terminals No. | |
|---|---|---|---|
| Left Front | |||
| Down | C509 | 2 & 7 | |
| Up | C509 | 2 & 6 | |
| Right Front | |||
| Down | C509 | 2 & 3 | |
| Up | C509 | 2 & 4 | |
| Left Rear | |||
| Down | C510 | 2 & 6 | |
| Up | C510 | 2 & 7 | |
| Right Rear | |||
| Down | C510 | 2 & 4 | |
| Up | C510 | 2 & 5 | |