Windows Do Not Operate
- Turn ignition switch to RUN position. Using a test light, backprobe between ground and Brown wire terminal at master switch connector. If test light is on, go to next step. If test light is off, repair open in Brown wire between power window 30-amp circuit breaker and master switch.
- Backprobe between Brown wire and Black wire terminals (ground) of master switch harness connector. If test light is on, check for poor connection at master switch. If connection is okay, replace master switch. If test light is off, check for poor connection at ground point. See POWER WINDOW SYSTEM GROUND POINT LOCATION under TROUBLE SHOOTING. If connection is okay, repair open in Black wire between master switch and ground connection.