🔍

B1571: Door Ajar LR Circuit Failure

OTHER
System
Manufacturer-Specific Body

What Does B1571 Mean?

B1571 is a manufacturer-specific diagnostic trouble code: Door Ajar LR Circuit Failure. This code applies to OTHER vehicles. Unlike generic OBD-II codes, manufacturer-specific codes are defined by the vehicle maker and may only apply to certain makes and models.

Symptoms of B1571

Frequently Asked Questions

What does B1571 mean?
Door Ajar LR Circuit Failure. This is a manufacturer-specific code for OTHER vehicles.
Which vehicles get code B1571?
This code appears primarily in OTHER vehicles. Check your owner's manual or a dealer for model-specific information.
Can I fix this myself?
Manufacturer-specific codes often require a brand-specific diagnostic scanner for full data. A dealer or specialist with the right tools will diagnose it most accurately.

What To Do Next

  1. 1
    Find your vehicle above

    Click your make and model for real owner reports and common causes specific to your vehicle.

  2. 2
    Check for recalls

    Go to nhtsa.gov/recalls and enter your VIN. Free repairs if covered.

  3. 3
    Get a professional diagnosis

    A code alone doesn't identify the exact failed part. A diagnostic ($50–$150) pinpoints the root cause.

Related Codes

B1500 Lamp Turn Signal Left Circuit Open B1501 Lamp Turn Signal Left Circuit Short To Battery B1502 Lamp Turn Signal Left Circuit Short To Ground B1503 Lamp Turn Signal Right Circuit Failure B1504 Lamp Turn Signal Right Circuit Open B1505 Lamp Turn Signal Right Circuit Short To Battery B1506 Lamp Turn Signal Right Circuit Short To Ground B1507 Flash To Pass Switch Circuit Failure B1508 Flash To Pass Switch Circuit Open B1509 Flash To Pass Switch Circuit Short To Battery