B0077
Driver Seatbelt Pretensioner Resistance High
The driver seatbelt pretensioner loop resistance is above the expected window. The pretensioner may not fire reliably.
The driver seatbelt pretensioner loop resistance is above the expected window. The pretensioner may not fire reliably.
Common causes
- high
Corroded pretensioner connector
One of the most commonly reported causes for this code — check this first.
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 B0077 mean?
B0077 means "Driver Seatbelt Pretensioner Resistance High". It is a generic OBD-II code that points to a fault in the body.
What are the most common causes of B0077?
corroded pretensioner connector — 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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