LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lincoln >> 2024 >> Navigator Reserve >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Exterior Lighting System DTCS >> Headlamps
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Exterior Lighting System DTCS: Headlamps

Module DTC Description Action
BCM B14E0:11 Exterior Lamps Power Supply 'C': Circuit Short To Ground GO to Pinpoint Test A
BCM B14E0:15 Exterior Lamps Power Supply 'C': Circuit Short To Battery Or Open GO to Pinpoint Test A
BCM B14E1:11 Exterior Lamps Power Supply 'D': Circuit Short To Ground GO to Pinpoint Test A
BCM B14E1:15 Exterior Lamps Power Supply 'D': Circuit Short To Battery Or Open GO to Pinpoint Test A
BCM B1533:02 Headlamp Switch Module: General Signal Failure GO to Pinpoint Test A
BCM B1533:08 Headlamp Switch Module: Bus Signal / Message Failure GO to Pinpoint Test A
BCM B1533:49 Headlamp Switch Module: Internal Electronic Failure GO to Pinpoint Test A
BCM B1533:56 Headlamp Switch Module: Invalid/Incompatible Configuration GO to Pinpoint Test A
BCM B1D00:11 Left Low Beam: Circuit Short To Ground GO to Pinpoint Test A
BCM B1D00:15 Left Low Beam: Circuit Short To Battery Or Open GO to Pinpoint Test A
BCM B1D01:11 Right Low Beam: Circuit Short To Ground GO to Pinpoint Test A
BCM B1D01:15 Right Low Beam: Circuit Short To Battery Or Open GO to Pinpoint Test A
HCM B1041:54 Levelling Control: Missing Calibration GO to Pinpoint Test G
HCM B1437:01 Left Levelling Actuator: General Circuit/Electrical Failure GO to Pinpoint Test F
HCM B1437:87 Left Levelling Actuator: Missing Message GO to Pinpoint Test F
HCM B1437:87 Left Levelling Actuator: Missing Message GO to Pinpoint Test M
HCM B1439:01 Right Levelling Actuator: General Circuit/Electrical Failure GO to Pinpoint Test F
HCM B1439:87 Right Levelling Actuator: Missing Message GO to Pinpoint Test F
HCM B1439:87 Right Levelling Actuator: Missing Message GO to Pinpoint Test M
HCM B14DB:01 Left Headlamp Driver Control System: General Circuit/Electrical Failure GO to Pinpoint Test H
HCM B14DB:54 Left Headlamp Driver Control System: Missing Calibration GO to Pinpoint Test H
HCM B14DB:87 Left Headlamp Driver Control System: Missing Message GO to Pinpoint Test M
HCM B14DC:01 Right Headlamp Driver Control System: General Circuit/Electrical Failure GO to Pinpoint Test H
HCM B14DC:54 Right Headlamp Driver Control System: Missing Calibration GO to Pinpoint Test H
HCM B14DC:87 Right Headlamp Driver Control System: Missing Message GO to Pinpoint Test M
HCM B1559:96 Left Headlamp: Component Internal Failure GO to Pinpoint Test H
HCM B155A:96 Right Headlamp: Component Internal Failure GO to Pinpoint Test H
HCM C1A03:29 Left Front Height Sensor: Signal Invalid GO to Pinpoint Test G
HCM C1A05:29 Left Rear Height Sensor: Signal Invalid GO to Pinpoint Test G
HCM U0100:87 Lost Communication With ECM/PCM 'A': Missing Message GO to Pinpoint Test N
HCM U0121:87 Lost Communication With Anti-Lock Brake System (ABS) Control Module 'A': Missing Message GO to Pinpoint Test O
HCM U0122:87 Lost Communication With Vehicle Dynamics Control Module: Missing Message GO to Pinpoint Test P
HCM U0131:87 Lost Communication With Power Steering Control Module 'A': Missing Message GO to Pinpoint Test Q
HCM U0140:87 Lost Communication With Body Control Module: Missing Message GO to Pinpoint Test R
HCM U0151:87 Lost Communication With Restraints Control Module: Missing Message GO to Pinpoint Test S
HCM U0212:87 Lost Communication With Steering Column Control Module: Missing Message GO to Pinpoint Test T
HCM U023A:87 Lost Communication With Image Processing Module A: Missing Message GO to Pinpoint Test U
HCM U0401:00 Invalid Data Received from ECM/PCM A: No Sub Type Information GO to Pinpoint Test J
HCM U0415:00 Invalid Data Received from Anti-Lock Brake System (ABS) Control Module 'A': No Sub Type Information GO to Pinpoint Test J
HCM U0416:00 Invalid Data Received From Vehicle Dynamics Control Module: No Sub Type Information GO to Pinpoint Test J
HCM U0420:00 Invalid Data Received from Power Steering Control Module 'A': No Sub Type Information GO to Pinpoint Test J
HCM U0422:00 Invalid Data Received From Body Control Module: No Sub Type Information GO to Pinpoint Test J
HCM U0429:00 Invalid Data Received From Steering Column Control Module: No Sub Type Information GO to Pinpoint Test J
HCM U0452:00 Invalid Data Received From Restraints Control Module: No Sub Type Information GO to Pinpoint Test J
HCM U053B:00 Invalid Data Received From Image Processing Module A: No Sub Type Information GO to Pinpoint Test J
HCM U2024:51 Control Module Cal-Config Data: Not Programmed GO to Pinpoint Test I
HCM U2024:57 Control Module Cal-Config Data: Invalid/Incompatible Software Component GO to Pinpoint Test I
HCM U202B:61 In-Use Application Signing Key: Signal Calculation Failure GO to Pinpoint Test I
HCM U202B:62 In-Use Application Signing Key: Signal Compare Failure GO to Pinpoint Test I
HCM U2100:00 Initial Configuration Not Complete: No Sub Type Information GO to Pinpoint Test I
HCM U2101:56 Control Module Configuration Incompatible: Invalid/Incompatible Configuration GO to Pinpoint Test I
HCM U2200:45 Control Module Configuration Memory Corrupt: Program Memory Failure GO to Pinpoint Test I
HCM U3000:41 Control Module: General Checksum Failure GO to Pinpoint Test I
HCM U3000:45 Control Module: Program Memory Failure GO to Pinpoint Test I
HCM U3000:46 Control Module: Calibration/Parameter Memory Failure GO to Pinpoint Test I
HCM U3003:16 Battery Voltage: Circuit Voltage Below Threshold GO to Pinpoint Test K
HCM U3003:17 Battery Voltage: Circuit Voltage Above Threshold GO to Pinpoint Test L
LDCMA B123A:87 Left Front Turn Indicator: Missing Message GO to Pinpoint Test M
LDCMA B124B:87 Left Daytime Running Light: Missing Message GO to Pinpoint Test M
LDCMA B149E:87 Left Front Position/Sidemarker: Missing Message GO to Pinpoint Test M
LDCMA B14E5:56 Left Front Enhanced Exterior Lighting System: Invalid/Incompatible Configuration GO to Pinpoint Test V
LDCMA B14E5:96 Left Front Enhanced Exterior Lighting System: Component Internal Failure GO to Pinpoint Test V
LDCMA B1566:11 Left Front Static Bending Lamp Output: Circuit Short To Ground GO to Pinpoint Test F
LDCMA B1566:12 Left Front Static Bending Lamp Output: Circuit Short To Battery GO to Pinpoint Test F
LDCMA B1566:13 Left Front Static Bending Lamp Output: Circuit Open GO to Pinpoint Test F
LDCMA B1566:14 Left Front Static Bending Lamp Output: Circuit Short To Ground Or Open GO to Pinpoint Test F
LDCMA B1566:16 Left Front Static Bending Lamp Output: Circuit Voltage Below Threshold GO to Pinpoint Test F
LDCMA B1566:1E Left Front Static Bending Lamp Output: Circuit Resistance Out Of Range GO to Pinpoint Test F
LDCMA B1566:4B Left Front Static Bending Lamp Output: Over Temperature GO to Pinpoint Test F
LDCMA B1566:87 Left Front Static Bending Lamp Output: Missing Message GO to Pinpoint Test M
LDCMA B1A57:11 Left Headlamp Leveling Motor: Circuit Short To Ground GO to Pinpoint Test F
LDCMA B1A57:13 Left Headlamp Leveling Motor: Circuit Open GO to Pinpoint Test F
LDCMA B1A57:16 Left Headlamp Leveling Motor: Circuit Voltage Below Threshold GO to Pinpoint Test F
LDCMA B1A57:17 Left Headlamp Leveling Motor: Circuit Voltage Above Threshold GO to Pinpoint Test F
LDCMA B1A57:4B Left Headlamp Leveling Motor: Over Temperature GO to Pinpoint Test F
LDCMA B1A57:87 Left Headlamp Leveling Motor: Missing Message GO to Pinpoint Test F
LDCMA B1A57:87 Left Headlamp Leveling Motor: Missing Message GO to Pinpoint Test M
LDCMA B1A57:A2 Left Headlamp Leveling Motor: System Voltage Low GO to Pinpoint Test F
LDCMA B1D00:11 Left Low Beam: Circuit Short To Ground GO to Pinpoint Test A
LDCMA B1D00:12 Left Low Beam: Circuit Short To Battery GO to Pinpoint Test A
LDCMA B1D00:13 Left Low Beam: Circuit Open GO to Pinpoint Test A
LDCMA B1D00:14 Left Low Beam: Circuit Short To Ground Or Open GO to Pinpoint Test A
LDCMA B1D00:16 Left Low Beam: Circuit Voltage Below Threshold GO to Pinpoint Test A
LDCMA B1D00:1E Left Low Beam: Circuit Resistance Out Of Range GO to Pinpoint Test A
LDCMA B1D00:4B Left Low Beam: Over Temperature GO to Pinpoint Test A
LDCMA B1D00:62 Left Low Beam: Signal Compare Failure GO to Pinpoint Test A
LDCMA B1D00:87 Left Low Beam: Missing Message GO to Pinpoint Test A
LDCMA B1D00:87 Left Low Beam: Missing Message GO to Pinpoint Test M
LDCMA B1D02:11 Left High Beam Circuit: Circuit Short To Ground GO to Pinpoint Test B
LDCMA B1D02:12 Left High Beam Circuit: Circuit Short To Battery GO to Pinpoint Test B
LDCMA B1D02:13 Left High Beam Circuit: Circuit Open GO to Pinpoint Test B
LDCMA B1D02:14 Left High Beam Circuit: Circuit Short To Ground Or Open GO to Pinpoint Test B
LDCMA B1D02:16 Left High Beam Circuit: Circuit Voltage Below Threshold GO to Pinpoint Test B
LDCMA B1D02:1E Left High Beam Circuit: Circuit Resistance Out Of Range GO to Pinpoint Test B
LDCMA B1D02:4B Left High Beam Circuit: Over Temperature GO to Pinpoint Test B
LDCMA B1D02:87 Left High Beam Circuit: Missing Message GO to Pinpoint Test B
LDCMA B1D02:87 Left High Beam Circuit: Missing Message GO to Pinpoint Test M
LDCMA U0241:00 Lost Communication With Headlamp Control Module 'A': No Sub Type Information GO to Pinpoint Test M
LDCMA U0273:00 Lost Communication With Lighting Driver Control Module 'A': No Sub Type Information GO to Pinpoint Test V
LDCMA U0542:00 Invalid Data Received From Headlamp Control Module 'A': No Sub Type Information GO to Pinpoint Test M
LDCMA U2100:00 Initial Configuration Not Complete: No Sub Type Information GO to Pinpoint Test W
LDCMA U2100:00 Initial Configuration Not Complete: No Sub Type Information GO to Pinpoint Test W
LDCMA U3000:45 Control Module: Program Memory Failure GO to Pinpoint Test W
LDCMA U3000:45 Control Module: Program Memory Failure GO to Pinpoint Test W
LDCMA U3003:16 Battery Voltage: Circuit Voltage Below Threshold GO to Pinpoint Test V
LDCMA U3003:17 Battery Voltage: Circuit Voltage Above Threshold GO to Pinpoint Test V
LDCMA U3003:A2 Battery Voltage: System Voltage Low GO to Pinpoint Test V
LDCMA U3003:A3 Battery Voltage: System Voltage High GO to Pinpoint Test V
LDCMB B123B:87 Right Front Turn Indicator: Missing Message GO to Pinpoint Test M
LDCMB B124A:87 Right Daytime Running Light: Missing Message GO to Pinpoint Test M
LDCMB B149F:87 Right Front Position/Sidemarker: Missing Message GO to Pinpoint Test M
LDCMB B14E7:56 Right Front Enhanced Exterior Lighting System: Invalid/Incompatible Configuration GO to Pinpoint Test V
LDCMB B14E7:96 Right Front Enhanced Exterior Lighting System: Component Internal Failure GO to Pinpoint Test V
LDCMB B1568:11 Right Front Static Bending Lamp Output: Circuit Short To Ground GO to Pinpoint Test F
LDCMB B1568:12 Right Front Static Bending Lamp Output: Circuit Short To Battery GO to Pinpoint Test F
LDCMB B1568:13 Right Front Static Bending Lamp Output: Circuit Open GO to Pinpoint Test F
LDCMB B1568:14 Right Front Static Bending Lamp Output: Circuit Short To Ground Or Open GO to Pinpoint Test F
LDCMB B1568:16 Right Front Static Bending Lamp Output: Circuit Voltage Below Threshold GO to Pinpoint Test F
LDCMB B1568:1E Right Front Static Bending Lamp Output: Circuit Resistance Out Of Range GO to Pinpoint Test F
LDCMB B1568:4B Right Front Static Bending Lamp Output: Over Temperature GO to Pinpoint Test F
LDCMB B1568:87 Right Front Static Bending Lamp Output: Missing Message GO to Pinpoint Test M
LDCMB B1A58:11 Right Headlamp Leveling Motor: Circuit Short To Ground GO to Pinpoint Test F
LDCMB B1A58:13 Right Headlamp Leveling Motor: Circuit Open GO to Pinpoint Test F
LDCMB B1A58:16 Right Headlamp Leveling Motor: Circuit Voltage Below Threshold GO to Pinpoint Test F
LDCMB B1A58:17 Right Headlamp Leveling Motor: Circuit Voltage Above Threshold GO to Pinpoint Test F
LDCMB B1A58:4B Right Headlamp Leveling Motor: Over Temperature GO to Pinpoint Test F
LDCMB B1A58:87 Right Headlamp Leveling Motor: Missing Message GO to Pinpoint Test F
LDCMB B1A58:87 Right Headlamp Leveling Motor: Missing Message GO to Pinpoint Test M
LDCMB B1A58:A2 Right Headlamp Leveling Motor: System Voltage Low GO to Pinpoint Test F
LDCMB B1D01:11 Right Low Beam: Circuit Short To Ground GO to Pinpoint Test A
LDCMB B1D01:12 Right Low Beam: Circuit Short To Battery GO to Pinpoint Test A
LDCMB B1D01:13 Right Low Beam: Circuit Open GO to Pinpoint Test A
LDCMB B1D01:14 Right Low Beam: Circuit Short To Ground Or Open GO to Pinpoint Test A
LDCMB B1D01:16 Right Low Beam: Circuit Voltage Below Threshold GO to Pinpoint Test A
LDCMB B1D01:1E Right Low Beam: Circuit Resistance Out Of Range GO to Pinpoint Test A
LDCMB B1D01:4B Right Low Beam: Over Temperature GO to Pinpoint Test A
LDCMB B1D01:62 Right Low Beam: Signal Compare Failure GO to Pinpoint Test A
LDCMB B1D01:87 Right Low Beam: Missing Message GO to Pinpoint Test A
LDCMB B1D01:87 Right Low Beam: Missing Message GO to Pinpoint Test M
LDCMB B1D03:11 Right High Beam Circuit: Circuit Short To Ground GO to Pinpoint Test B
LDCMB B1D03:12 Right High Beam Circuit: Circuit Short To Battery GO to Pinpoint Test B
LDCMB B1D03:13 Right High Beam Circuit: Circuit Open GO to Pinpoint Test B
LDCMB B1D03:14 Right High Beam Circuit: Circuit Short To Ground Or Open GO to Pinpoint Test B
LDCMB B1D03:16 Right High Beam Circuit: Circuit Voltage Below Threshold GO to Pinpoint Test B
LDCMB B1D03:1E Right High Beam Circuit: Circuit Resistance Out Of Range GO to Pinpoint Test B
LDCMB B1D03:4B Right High Beam Circuit: Over Temperature GO to Pinpoint Test B
LDCMB B1D03:87 Right High Beam Circuit: Missing Message GO to Pinpoint Test B
LDCMB B1D03:87 Right High Beam Circuit: Missing Message GO to Pinpoint Test M
LDCMB U0242:00 Lost Communication With Headlamp Control Module 'B': No Sub Type Information GO to Pinpoint Test M
LDCMB U0274:00 Lost Communication With Lighting Driver Control Module 'B': No Sub Type Information GO to Pinpoint Test V
LDCMB U0543:00 Invalid Data Received From Headlamp Control Module 'B': No Sub Type Information GO to Pinpoint Test M
LDCMB U3003:16 Battery Voltage: Circuit Voltage Below Threshold GO to Pinpoint Test V
LDCMB U3003:17 Battery Voltage: Circuit Voltage Above Threshold GO to Pinpoint Test V
LDCMB U3003:A2 Battery Voltage: System Voltage Low GO to Pinpoint Test V
LDCMB U3003:A3 Battery Voltage: System Voltage High GO to Pinpoint Test V
SCCM B124C:96 Turn Indicator Stalk Switch Pack: Component Internal Failure GO to Pinpoint Test E
SCCM B124C:9E Turn Indicator Stalk Switch Pack: Stuck On GO to Pinpoint Test E