B0013

Passenger Knee Bolster Deployment Control

Moderate severity

Fault on the deployment control circuit of the passenger knee airbag (knee bolster). Restricts lower-body motion of the passenger in a frontal collision.

Common causes

Squib (igniter) circuit open
One of the most commonly reported causes for this code — check this first.
high
Typical part cost: $220-1650
Airbag connector corroded under seat
A plausible cause — test and verify before replacing parts.
medium
Typical part cost: $220-1650
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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

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Frequently asked questions

What does B0013 mean?

B0013 means "Passenger Knee Bolster Deployment Control". It is a generic OBD-II code that points to a fault in the body.

What are the most common causes of B0013?

squib (igniter) circuit open; airbag connector corroded 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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