Passenger Side Curtain Deployment Circuit
1999-2000 BMW 528iT E39 2.8L I6 🇩🇪
Description
Malfunction detected in the passenger side curtain airbag deployment circuit. This system provides head protection for the passenger in side impacts.
Symptoms
- Airbag warning light on
- SRS code stored
- Curtain airbag inoperative on passenger side
Common Causes
- Faulty curtain airbag module
- Roof rail wiring damage
- Airbag control module fault
- Connector issue at headliner
Diagnostic Steps
- Scan SRS codes
- Inspect headliner connectors
- Check roof rail wiring
- Measure deployment circuit
- Test ACM outputs
Repair Notes
Professional curtain airbag service required. Replace curtain module or repair wiring in roof rail.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0003Passenger Frontal Stage 1 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
- B0012Driver Side Airbag Deployment Circuit Short to Ground
- B0013Driver Side Airbag Deployment Circuit Short to Battery
B0022 on Other Vehicles
Common Questions
What does code B0022 mean on a 1999-2000 BMW 528iT E39?
B0022 stands for "Passenger Side Curtain Deployment Circuit". Malfunction detected in the passenger side curtain airbag deployment circuit. This system provides head protection for the passenger in side impacts.
What are the symptoms of B0022 on a BMW 528iT E39?
Common symptoms of B0022 include: Airbag warning light on, SRS code stored, Curtain airbag inoperative on passenger side.
What causes B0022 on a 1999-2000 BMW 528iT E39?
Common causes of B0022 include: Faulty curtain airbag module, Roof rail wiring damage, Airbag control module fault, Connector issue at headliner.