All codes/B0152

B0152

Driver Buckle Switch Circuit Malfunction

Moderate severity

The driver seatbelt buckle switch circuit, used to detect whether the belt is fastened, is malfunctioning. The seatbelt warning may be permanently on or off.

The driver seatbelt buckle switch circuit, used to detect whether the belt is fastened, is malfunctioning. The seatbelt warning may be permanently on or off.

Common causes

  • Buckle switch worn or stuck

    One of the most commonly reported causes for this code — check this first.

    high

    Typical part cost: $90-390

  • Wire break under seat

    A plausible cause — test and verify before replacing parts.

    medium

    Typical part cost: $90-390

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First things to check

  1. 1Confirm the code with a scan tool and check for additional related codes.
  2. 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.

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Related codes

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Frequently asked questions

What does B0152 mean?

B0152 means "Driver Buckle Switch Circuit Malfunction". It is a generic OBD-II code that points to a fault in the body.

What are the most common causes of B0152?

buckle switch worn or stuck; wire break under seat — 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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