OBD-II code · Body

B0013 Passenger Knee Bolster Deployment Control

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

Is it safe to drive with B0013?

Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.

Common causes

  • Most likelySquib (igniter) circuit open
  • PossibleAirbag connector corroded under seat

Symptoms

  • Warning light or symbol related to the affected system
  • Comfort or safety function impaired

Repair at a glance

Difficulty
Hard
DIY friendly
Best left to a mechanic
Typical labour
1–4 h
Emissions test
Usually unaffected
Parts involved
Knee Airbag Passenger, Squib Circuit

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.