Reference meaning
What does this code mean?
The wording below belongs to the named make and communication. Match the complete code, reporting module, model year and engine before applying it.
A code identifies a detected condition, not a part that must automatically be replaced.
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A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Before replacing a part
Record codes and freeze-frame data. Check battery condition, related codes and visible wiring or hose damage. Follow the vehicle's diagnostic procedure and test results before replacing parts.
Scan worksheet →Manufacturer communications
5Original wording in English
LINCOLN
Some 2013-2016 MKZs vehicles with Adaptive Headlamps may exhibit a Check Headlamp System fault message in the instrument panel cluster (IPC) after one or both headlamps were replaced. Diagnostic trouble codes (DTCs) B1D64 and/or B1D65 may also be stored in the headlamp control module (HCM). Confirm the headlamps illuminate norma…
JAGUAR
"SITUATION: THE ADAPTIVE FRONT LIGHTING SYSTEM (AFS) WARNING LAMP MAY BE ILLUMINATED/FLASHING ON THE INSTRUMENT CLUSTER. UPON DIAGNOSIS, THE TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES (DTC) B1D64-87 AND/OR B1D65-87 STORED IN THE HEADLAMP LEVELING CONTROL MODULE. CAUSE: THIS MAY BE CAUSED BY A SOFTWARE ERROR WITHIN THE HEADLAMP…
LAND ROVER
"SITUATION: THE ADAPTIVE FRONT LIGHTING SYSTEM (AFS) WARNING LAMP MAY BE ILLUMINATED/FLASHING ON THE INSTRUMENT CLUSTER. UPON DIAGNOSIS, THE TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES (DTC) B1D64-87 AND/OR B1D65-87 STORED IN THE HEADLAMP LEVELING CONTROL MODULE. CAUSE: THIS MAY BE CAUSED BY A SOFTWARE ERROR WITHIN THE HEADLAMP…
LAND ROVER
"SITUATION: THE ADAPTIVE FRONT LIGHTING SYSTEM (AFS) WARNING LAMP MAY BE ILLUMINATED/FLASHING ON THE INSTRUMENT CLUSTER. UPON DIAGNOSIS, THE TECHNICIAN MAY FIND DIAGNOSTIC TROUBLE CODES (DTC) B1D64-87 AND/OR B1D65-87 STORED IN THE HEADLAMP LEVELING CONTROL MODULE. CAUSE: THIS MAY BE CAUSED BY A SOFTWARE ERROR WITHIN THE HEADLAMP…
Check vehicle applicability
34A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.
Can I keep driving?
A code alone cannot establish whether driving is safe. A flashing malfunction light, severe shaking, overheating, oil-pressure warning or loss of braking or steering needs prompt attention. Stop in a safe place and seek assistance when control or engine safety is affected. Follow the vehicle handbook.