Pinpoint Test H: All Power Windows Are Inoperative - Intermittent Operation
WARNING: This page is about a different car, the 2012 Ford Pickup, 2012 Ford F550 Super Duty, 2012 Ford F450 Super Duty, and 2012 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Use the correct probe adapter(s) when making measurements. Failure to use the correct probe adapter(s) may damage the connector.
- H1 CHECK FOR A SHORT TO GROUND IN THE POWER WINDOW SYSTEM
- Disconnect: BCM circuit breaker 48 (30A).
- Install a fused jumper wire in place of BCM circuit breaker 48 (30A).
- Ignition ON.
- Attempt to operate each individual power window in both directions from the LH window control switch as well as the passenger door(s) window control switch(es). For vehicles equipped with a power sliding rear window or a roof opening panel, attempt to operate the roof opening sliding glass panel and/or power sliding rear window in both directions.
- Did the jumper wire fuse open during the test?
- Yes : REFER to the appropriate WIRING DIAGRAMS article to identify the possible causes of the circuit short. REPAIR the circuit. TEST the system for normal operation.
- No : The system is operating correctly at this time. Concern may have been caused by a loose or corroded connector. INSPECT the LH front window control switch electrical connector(s) for corrosion or pushed out pins. TEST the system for normal operation.