LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2009 >> Crown Victoria Base, 4.6 W >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Lighting DTCS >> Exterior Lighting
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Exterior Lighting

DRIVER DOOR MODULE (DDM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Perform Test
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 Perform Test
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 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 .
B1696 Autolamp On Circuit Short to Ground Go to Pinpoint Test D .
All other DTCs - REFER to MULTIFUNCTION ELECTRONIC MODULES article.
LIGHTING CONTROL MODULE (LCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Perform Test
B1485 Brake Pedal Input Circuit Short to Battery REFER to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS article.
All other DTCs - REFER to MULTIFUNCTION ELECTRONIC MODULES article.
LIGHTING CONTROL MODULE (LCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Perform Test
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 MULTIFUNCTION ELECTRONIC MODULES article. TEST the system for normal operation.
B1873 Turn Signal/Hazard Power Feed Short to Ground Go to Pinpoint Test K .
All other DTCs - REFER to MULTIFUNCTION ELECTRONIC MODULES article.
LIGHTING CONTROL MODULE (LCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Perform Test
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 MULTIFUNCTION ELECTRONIC MODULES article. TEST the system for normal operation.
B1578 Lamp Park Input Short to Ground Go to Pinpoint Test Q .
All other DTCs - REFER to MULTIFUNCTION ELECTRONIC MODULES article.