Symptom Chart
Symptom Chart: Instrument Panel and Interior Switches Illumination
Diagnostics in this article assume a certain skill level and knowledge of Ford-specific diagnostic practices. Refer to: Diagnostic Methods .
| Condition | Possible Sources | Action |
|---|---|---|
| All dimmable illumination does not dim or increase brightness using the dimmer control from the headlamp switch | Refer to Pinpoint Test | GO to Pinpoint Test A |
| All wired dimmable illumination sources are inoperative | Refer to Pinpoint Test | GO to Pinpoint Test B |
| All wired dimmable illumination sources are always on | Refer to Pinpoint Test | GO to Pinpoint Test C |
| All networked illumination is inoperative or does not dim or increase brightness | Refer to Pinpoint Test | REFER to: Communications Network . |
| The START/STOP button illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test D |
| The START/STOP button illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test E |
| One or more steering wheel switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test F |
| The headlamp switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The luggage compartment lid release switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The parking brake switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The heated seat switch (rear seat) illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The overhead console illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The left front tweeter speaker illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The right front tweeter speaker illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The left rear tweeter speaker illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The right rear tweeter speaker illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test G |
| The rear interior lamp switch illumination is inoperative or always on | Rear interior lamp | INSTALL a new rear interior lamp. |
| The left front window control switch illumination is inoperative or always on | Left front window control switch | INSTALL a new left front window control switch. Refer to: Front Door Window Control Switch . |
| The right front window control switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test I |
| The left rear window control switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test J |
| The right rear window control switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test J |
| The left front door control lock control switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test H |
| The right front door lock control switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test I |
| The left rear door control lock control switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test H |
| The right rear door lock control switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test H |
| The fuel filler door release switch illumination is inoperative | Refer to Pinpoint Test | GO to Pinpoint Test H |
| The right front window control switch illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test K |
| The left rear window control switch illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test L |
| The right rear window control switch illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test L |
| The left front door control lock control switch illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test K |
| The right front door lock control switch illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test K |
| The left rear door control lock control switch illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test K |
| The right rear door lock control switch illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test K |
| The fuel filler door release switch illumination is always on | Refer to Pinpoint Test | GO to Pinpoint Test K |
| The front remote USB port illumination is inoperative | USB cable USB concern |
CHECK the operation of the USB port. If the USB port operates correctly, INSTALL a USB cable. If the USB port is inoperative, REFER to the appropriate article for diagnostics. |
| The media hub USB port illumination is inoperative | Media hub Media hub concern |
CHECK the operation of the USB port. If the USB port operates correctly, INSTALL a new media hub. REFER to the Media Hub Removal and Installation procedure in the appropriate article. If the USB port is inoperative, REFER to the appropriate article for diagnostics. |
| The IPC illumination is inoperative or does not dim | Network communication concern IPC |
Using a diagnostic scan tool, CARRY OUT a network test. If the IPC passes the network test, refer to IPC HARDWARE TESTING If the IPC does not pass the network test, REFER to: Communications Network . |
| The FCIM illumination is inoperative or does not dim | Network communication concern FCIM |
Using a diagnostic scan tool, CARRY OUT a network test. If the FCIM passes the network test, refer to FCIM HARDWARE TESTING If the FCIM does not pass the network test, REFER to: Communications Network . |
| The FDIM illumination is inoperative or does not dim | Network communication concern APIM FDIM |
Using a diagnostic scan tool, CARRY OUT a network test. If the APIM passes the network test, INSTALL a new FDIM. REFER to the Removal and Installation procedure in the appropriate article. If the FDIM illumination still does not function correctly after the repair, refer to APIM HARDWARE TESTING . If the APIM does not pass the network test, REFER to: Communications Network . |
| The GSM (gear selector buttons) illumination is inoperative or does not dim | Gear selector operation concern GSM |
VERIFY the gear selector operates correctly. If the gear selector operates correctly, INSTALL a new GSM. REFER to the Removal and Installation procedure in the appropriate article. If the gear selector does not operate correctly, REFER to the Diagnosis and Testing in the appropriate article. |
| The RACM illumination is inoperative or does not dim. | Network communication concern RACM |
Using a diagnostic scan tool, CARRY OUT a network test. If the RACM passes the network test, INSTALL a new RACM. REFER to the Removal and Installation procedure in the appropriate article. If the RACM does not pass the network test, REFER to: Communications Network . |