B0531
Passenger Door Lock Actuator Circuit
A fault has been detected in the passenger door lock actuator circuit.
A fault has been detected in the passenger door lock actuator circuit.
Common causes
- high
Lock actuator failed
One of the most commonly reported causes for this code — check this first.
Typical part cost: $90-440
- medium
Wire break in door harness
A plausible cause — test and verify before replacing parts.
Typical part cost: $90-440
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First things to check
- 1Confirm the code with a scan tool and check for additional related codes.
- 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.
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Related codes
See related trouble codes
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Frequently asked questions
What does B0531 mean?
B0531 means "Passenger Door Lock Actuator Circuit". It is a generic OBD-II code that points to a fault in the body.
What are the most common causes of B0531?
lock actuator failed; wire break in door harness — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.
Can I keep driving with this code?
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical. Use the Wrenchify app for a full diagnosis specific to your vehicle.
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