Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2007CROWN VICTORIA LX, 4.6 WREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXLIGHTING DTCS
2007 Ford Crown Victoria LX, 4.6 W
Lighting DTCS
2007 Ford Crown Victoria LX, 4.6 WSECTION Lighting DTCS
DRIVER DOOR MODULE (DDM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1153 | Police Wigwag Lighting Input Circuit Short to Ground | Go to Pinpoint Test A . |
| All other DTCs | - | REFER to MULTIFUNCTION ELECTRONIC MODULES article. |
LIGHTING CONTROL MODULE (LCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1342 | ECU is Faulted | CLEAR the DTC. CARRY OUT the LCM on-demand self-test. If DTC B1342 is retrieved again, INSTALL a new LCM. REFER to REMOVAL & INSTALLATION in MULTIFUNCTION ELECTRONIC MODULES article. TEST the system for normal operation. |
| B1449 | Wiper Park Sense Circuit Short to Ground | Go to Pinpoint Test D . |
| B1472 | Lamp Headlamp Input Circuit Short to Ground | Go to Pinpoint Test D . |
| B1570 | Lamp Headlamp High-Beam Circuit Short to Ground | Go to Pinpoint Test D . |
| All other DTCs | - | REFER to MULTIFUNCTION ELECTRONIC MODULES article. |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.