Symptom Chart: Instrument Panel and Interior Switches Illumination

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

Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices.

REFER to: DIAGNOSTIC METHODS .

Condition	Possible Sources	Action
A module does not respond to the diagnostic scan tool	Fuse Wiring, terminals or connectors Module	REFER to: COMMUNICATIONS NETWORK .
All illumination does not dim or increase brightness	Refer to the PINPOINT TEST	GO to PINPOINT TEST A
All non-networked illumination sources are inoperative	Refer to the PINPOINT TEST	GO to PINPOINT TEST B
All non-networked illumination sources are always on	Refer to the PINPOINT TEST	GO to PINPOINT TEST D
All networked illumination is inoperative (non-networked illumination functions correctly)	BCM Communication concern	Using a diagnostic scan tool, PERFORM a network test. If all modules pass the network test, INSTALL a new BCM. REFER to: BODY CONTROL MODULE (BCM) . If one or more modules do not pass the network test, REFER to: COMMUNICATIONS NETWORK .
The steering wheel switch illumination is inoperative or always on	Refer to the PINPOINT TEST	GO to PINPOINT TEST J
The LH front window control switch illumination is inoperative or always on	Window control switch	GO to PINPOINT TEST E
The LH front door lock or memory set switch (if equipped) illumination is inoperative or always on	Refer to the PINPOINT TEST	GO to PINPOINT TEST F
The RH front window control switch or door lock control switch illumination is inoperative or always on	Refer to the PINPOINT TEST	GO to PINPOINT TEST G
The LH rear window control switch illumination is inoperative or always on	Refer to the PINPOINT TEST	GO to PINPOINT TEST H
The RH rear window control switch illumination is inoperative or always on	Refer to the PINPOINT TEST	GO to PINPOINT TEST I
The rear interior lamp switch illumination is inoperative or always on	Rear interior lamp Front interior lamp Wiring, terminals or connectors	VERIFY the rear interior lamp can be turned on and off from the front overhead console and the front overhead console switch illumination works properly. If the rear interior lamp can be turned on and off from the front overhead console, INSTALL a new rear interior lamp. If the rear interior lamp cannot be turned on and off from the front interior lamp, REFER to: INTERIOR LIGHTING .
One or more non-networked illumination source is inoperative	Refer to the PINPOINT TEST	GO to PINPOINT TEST C
A single hardwired illuminated switch or component is always on	Illuminated switch or component	INSTALL a new illuminated switch or component.
The IPC illumination is inoperative or does not dim	IPC Communication concern	Using a diagnostic scan tool, PERFORM a network test. If the IPC passes the network test, INSTALL a new IPC. REFER to: INSTRUMENT PANEL CLUSTER (IPC) . If the IPC does not pass the network test, DIAGNOSE any Diagnostic Trouble Codes (DTCs) that are present. REFER to: INSTRUMENTATION, MESSAGE CENTER AND WARNING CHIMES .
The FCIM illumination is inoperative or does not dim	FCIM Communication concern	Using a diagnostic scan tool, PERFORM a network test. If the FCIM passes the network test, INSTALL a new FCIM. Refer to the appropriate article for the procedure. If the FCIM does not pass the network test, DIAGNOSE any Diagnostic Trouble Codes (DTCs) that are present. Refer to the appropriate article for the procedure.
The FCDIM illumination is inoperative or does not dim	FCDIM Communication concern	Using a diagnostic scan tool, PERFORM a network test. If the FCDIM passes the network test, INSTALL a new FCDIM. REFER to: FRONT CONTROL/DISPLAY INTERFACE MODULE (FCDIM) . If the FCDIM, does not pass the network test, DIAGNOSE any Diagnostic Trouble Codes (DTCs) that are present. REFER to: INFORMATION AND ENTERTAINMENT SYSTEM .
The FDIM illumination is inoperative or does not dim	APIM FDIM	VERIFY that the audio system can be operated from the FDIM. If the audio system responds normally to FDIM inputs, refer to APIM HARDWARE TESTING . If the FDIM illumination still does not function correctly after the repair, INSTALL a new FDIM. Vehicles With: AM/FM/CD/SYNC/Touchscreen Display REFER to: FRONT DISPLAY INTERFACE MODULE (FDIM) . or Vehicles With: AM/FM/CD/SYNC/Sony Audio System REFER to: FRONT DISPLAY INTERFACE MODULE (FDIM) . If the audio system does not respond normally to FDIM inputs, Vehicles With: AM/FM/CD/SYNC/Touchscreen Display REFER to: INFORMATION AND ENTERTAINMENT SYSTEM . or Vehicles With: AM/FM/CD/SYNC/Sony Audio System REFER to: FRONT DISPLAY INTERFACE MODULE (FDIM) .