What does code B0029 mean?

Q: What does code B0029 mean?

Right Side Curtain Air Bag Deployment Control. B0029 indicates that the right side curtain air bag deployment control circuit has a fault, meaning the supplemental restraint system (SRS) control module has detected an abnormal condition in the wiring or component that triggers the right curtain air bag. The computer monitors circuit resistance and voltage and sets this code when the signal falls outside the expected range, which can prevent the air bag from deploying in a side impact.

DTC codes / B00xx · Airbags, seats, doors, lights and comfort systems / B0029

B0029Right Side Curtain Air Bag Deployment Control

B0029 indicates that the right side curtain air bag deployment control circuit has a fault, meaning the supplemental restraint system (SRS) control module has detected an abnormal condition in the wiring or component that triggers the right curtain air bag. The computer monitors circuit resistance and voltage and sets this code when the signal falls outside the expected range, which can prevent the air bag from deploying in a side impact.

SystemBody

Code typeGeneric (all makes)

SeverityHigh

Fix difficultyProfessional

AreaAirbags, seats, doors, lights and comfort systems

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.