LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 2003 >> Mustang Mach 1, Standard >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Power Door Locks & Remote Keyless Entry Systems DTCS
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Power Door Locks & Remote Keyless Entry Systems DTCS

POWER DOOR LOCKS & REMOTE KEYLESS ENTRY (GEM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC Description Source Perform Test
B1217 Horn Relay Coil Circuit Failure GEM Go To PINPOINT TEST E .
B1218 Horn Relay Coil Circuit Short to Vbatt GEM Go To PINPOINT TEST E .
B1312 Lamp Headlamp Input Circuit Short to Battery GEM REFER to EXTERIOR LIGHTING .
B1317 Battery Voltage High GEM REFER to GENERATORS & REGULATORS .
B1318 Battery Voltage Low GEM REFER to GENERATORS & REGULATORS .
B1322 Driver Door Ajar Circuit Short to Ground GEM REFER to INTERIOR LIGHTING .
B1330 Passenger Door Ajar Circuit Short to Ground GEM REFER to INTERIOR LIGHTING .
B1334 Decklid Ajar Rear Door Circuit Short to Ground GEM REFER to INTERIOR LIGHTING .
B1339 Chime Input Request Circuit Short to Battery GEM REFER to WARNING DEVICES .
B1340 Chime Input Request Circuit Short to Ground GEM REFER to WARNING DEVICES .
B1342 ECU Is Defective GEM CLEAR the DTC. Retrieve the DTCs. If DTC B1342 is retrieved, INSTALL a new GEM. REFER to MULTIFUNCTION ELECTRONIC MODULE .
B1353 Ignition Key-In Circuit Open GEM REFER to WARNING DEVICES .
B1359 Ignition Run/Acc Circuit Failure GEM REFER to STEERING COLUMN SWITCHES .
B1396 Power Door Lock Circuit Short to Battery GEM GO to PINPOINT TEST B .
B1397 Power Door Unlock Circuit Short to Battery GEM GO to PINPOINT TEST B .
B1405 Driver Power Window Down Circuit Short to Battery GEM REFER to GLASS, FRAMES AND MECHANISMS .
B1408 Driver Power Window Up Circuit Short to Battery GEM REFER to GLASS, FRAMES AND MECHANISMS .
B1833 Door Unlock Disarm Switch Circuit Short to Ground GEM REFER to ANTI-THEFT - PATS .
B1498 Decklid Punch-Out Sensor Ground Short. GEM Go To PINPOINT TEST D .
B1603 Lamp Anti-Theft Indicator Circuit Failure GEM REFER to INSTRUMENT CLUSTER .
B1410 Driver Power Window Motor Circuit Failure GEM REFER to GLASS, FRAMES AND MECHANISMS .
B1426 Lamp Safety Belt Circuit Short to Battery GEM REFER to INSTRUMENT CLUSTER .
B1428 Lamp Safety Belt Circuit Failure GEM REFER to INSTRUMENT CLUSTER
B1431 Wiper Brake/Run Relay Circuit Failure GEM REFER to WIPERS AND WASHERS .
B1432 Wiper Brake/Run Relay Circuit Short to Battery GEM REFER to WIPERS AND WASHERS .
B1434 Wiper Hi/Low Speed Relay Coil Circuit Failure GEM REFER to WIPERS AND WASHERS .
B1436 Wiper Hi/Low Speed Relay Coil Circuit Short to Battery GEM REFER to WIPERS AND WASHERS .
B1438 Wiper Mode Select Switch Circuit Failure GEM REFER to WIPERS AND WASHERS .
B1441 Wiper Mode Select Switch Circuit Short to Ground GEM REFER to WIPERS AND WASHERS .
B1446 Wiper Park Sense Circuit Failure GEM REFER to WIPERS AND WASHERS .
B1448 Wiper Park Sense Circuit Short to Battery GEM REFER to WIPERS AND WASHERS .
B1450 Wiper Wash/Delay Switch Circuit Failure GEM REFER to WIPERS AND WASHERS .
B1453 Wiper Wash/Delay Switch Circuit Short to Ground GEM REFER to WIPERS AND WASHERS .
B1458 Wiper Washer Pump Motor Relay Circuit Failure GEM REFER to WIPERS AND WASHERS .
B1460 Wiper Washer Pump Motor Relay Coil Circuit Short to Battery GEM REFER to WIPERS AND WASHERS .
B1462 Safety Belt Switch Circuit Failure GEM REFER to WARNING DEVICES .
B1466 Wiper Hi/Low Speed Not Switching GEM REFER to WIPERS AND WASHERS .
B1473 Wiper Low Speed Circuit Motor Failure GEM REFER to WIPERS AND WASHERS .
B1476 Wiper High Speed Circuit Motor Failure GEM REFER to WIPERS AND WASHERS .
B1551 Decklid Release Circuit Failure GEM Go To PINPOINT TEST D .
B1553 Decklid Release Circuit Short to Battery GEM Go To PINPOINT TEST D .
B1555 Ignition Run/Start Circuit Failure GEM REFER to STEERING COLUMN SWITCHES .
B1687 Lamp Dome Input Circuit Short to Battery GEM REFER to INTERIOR LIGHTING .
B2486 LF Side Repeater Lamp Output Circuit Failure GEM REFER to EXTERIOR LIGHTING .
B1605 Lamp Anti-Theft Indicator Circuit Short to Battery GEM REFER to WIPERS AND WASHERS .
B2488 RF Side Repeater Lamp Output Circuit Failure GEM REFER to EXTERIOR LIGHTING .