B0050 B0xxx · Body (B) Medium severity
Passenger Airbag Disable Indicator Circuit
The lamp or circuit that shows passenger airbag status has failed. The airbag itself may still be functional, but the driver cannot confirm its state.
Severity guidance: Medium — drivability or emissions affected, book it in this week
Symptoms you will notice
- Passenger airbag on/off lamp never lights
- Lamp permanently lit
- Airbag warning lamp on
Common causes
Ordered from most to least likely — start at the top.
- 1 Failed indicator lamp or LED
- 2 Open wiring
- 3 Faulty body module driver
- 4 Cluster fault
How to diagnose it
Cheapest and least invasive first — most of these codes are not a parts problem.
- ✓ Command the lamp on with a scan tool if supported.
- ✓ Check the cluster or indicator wiring.
- ✓ Confirm from the ECU whether the airbag itself is enabled — the important question.
Repair options
- Replace the indicator or repair the wiring
- Repair the cluster
B0050 — frequently asked questions
Is the airbag disabled? +
Not necessarily. Read the airbag ECU status — the indicator circuit is separate from deployment logic.
Can I drive with it? +
Yes, but you cannot confirm restraint status. Repair it reasonably soon.
Confirm the diagnosis before you buy parts
Send us the code, freeze-frame data and the vehicle — our engineers will tell you what to test first.