Symptom Chart

WARNING: This page is about a different car, the 2014 Ford F-150. However, it is still accessible from the selected car via links, so may be relevant.

SYMPTOM CHART

Condition	Possible Sources	Action
All power windows are inoperative - intermittent operation, Super Cab or Super Crew	Circuit breaker Wiring, terminals or connectors	GO to PINPOINT TEST A .
All power windows are inoperative	Fuse Circuit breaker Accessory delay relay Wiring, terminals or connectors Window control switch Body Control Module (BCM)	GO to PINPOINT TEST B .
All passenger power windows are inoperative - LH and RH rear	Wiring, terminals or connectors Window control switch	GO to PINPOINT TEST L .
A single power window is inoperative - LH front	Fuse Wiring, terminals or connectors Window control switch Power window motor	GO to PINPOINT TEST C .
A single power window is inoperative - RH front	Fuse Wiring, terminals or connectors Window control switch Power window motor	GO to PINPOINT TEST D .
A single power window is inoperative - LH rear	Wiring, terminals or connectors Window control switch Power window motor	GO to PINPOINT TEST E .
A single power window is inoperative - RH rear	Wiring, terminals or connectors Window control switch Power window motor	GO to PINPOINT TEST F .
A single power window is inoperative - power sliding rear window	Wiring, terminals or connectors Overhead console switch Power sliding rear window motor	GO to PINPOINT TEST G .
The one-touch up/down feature is inoperative	Power window motor not initialized Battery power was lost while power window motor was operating Window control switch Power window motor	GO to PINPOINT TEST M .
The defrost system is inoperative	Fuse(s) Rear window defrost relay Wiring, terminals or connectors Rear sliding glass position switch (if equipped) Rear window defrost grid HVAC module Front Controls Interface Module (FCIM)	GO to PINPOINT TEST H .
The defrost switch LED does not illuminate - the defroster operates	Wiring, terminals or connectors HVAC module Front Controls Interface Module (FCIM) Rear sliding glass contacts	If equipped with rear sliding glass, GO to PINPOINT TEST H . If not equipped with rear sliding glass: For vehicles equipped with EMTC , INSTALL a new HVAC module. REFER to HEATING VENTILATION AIR CONDITIONING (HVAC) MODULE . For vehicles equipped with EATC , INSTALL a new FCIM . Refer to the appropriate article for the procedure.
The defrost system does not shut off automatically	Wiring, terminals or connectors Rear window defrost relay HVAC module	GO to PINPOINT TEST I .
The defrost system does not respond to voice command only	Voice recognition system	VERIFY the rear window defrost operation using the instrument panel rear window defrost switch. If the rear window defrost is still inoperative, GO to PINPOINT TEST H . If the rear window defrost operates, Refer to the appropriate article for the procedure.
The defrost system does not respond to touchscreen command only	Touchscreen	VERIFY the rear window defrost operation using the instrument panel rear window defrost switch. If the rear window defrost is still inoperative, GO to PINPOINT TEST H . If the rear window defrost operates, Refer to the appropriate article for the procedure.
The delayed accessory is inoperative	Door ajar switches Wiring, terminals or connectors Accessory delay relay BCM	GO to PINPOINT TEST J .
The delayed accessory does not turn off	Wiring, terminals or connectors Accessory delay relay BCM	GO to PINPOINT TEST K .