B0072
Driver Seatbelt Pretensioner Loop Open
The SRS module detects an open circuit in the driver seatbelt pretensioner deployment loop. The pretensioner cannot fire and the airbag warning lamp is on.
The SRS module detects an open circuit in the driver seatbelt pretensioner deployment loop. The pretensioner cannot fire and the airbag warning lamp is on.
Common causes
- high
Pretensioner connector unplugged
One of the most commonly reported causes for this code — check this first.
Typical part cost: $170-880
- medium
Wire break in B-pillar
A plausible cause — test and verify before replacing parts.
Typical part cost: $170-880
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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 B0072 mean?
B0072 means "Driver Seatbelt Pretensioner Loop Open". It is a generic OBD-II code that points to a fault in the body.
What are the most common causes of B0072?
pretensioner connector unplugged; wire break in b-pillar — 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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