B0003
Passenger Frontal Stage 1 Deployment Control
2011-2011 Subaru Legacy 3.6L H6
Critical SeverityBodyGeneric (SAE)
The 2011 Subaru Legacy is equipped with a 3.6L flat-6 engine. Below you'll find detailed b0003 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in passenger frontal airbag deployment circuit.
Symptoms
- Airbag light on
- Passenger airbag OFF indicator may light
Common Causes
- Faulty airbag module
- Wiring under seat
- Seat occupancy sensor
- Airbag control module
Diagnostic Steps
- Scan airbag codes
- Check passenger seat wiring
- Test occupancy sensor
- Inspect airbag connector
Repair Notes
Professional airbag service required. Check seat occupancy sensor.
Related Codes
Other Body Codes
- B0001Driver Frontal Stage 1 Deployment Control
- B0002Driver Frontal Stage 2 Deployment Control
- B0004Passenger Frontal Stage 2 Deployment Control
- B0005Driver Knee Airbag Deployment Circuit
- B0006Passenger Knee Airbag Deployment Circuit
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
- B0012Driver Side Airbag Deployment Circuit Short to Ground
B0003 on Other Vehicles
Common Questions
What does code B0003 mean on a 2011-2011 Subaru Legacy?
B0003 stands for "Passenger Frontal Stage 1 Deployment Control". Malfunction in passenger frontal airbag deployment circuit.
What are the symptoms of B0003 on a Subaru Legacy?
Common symptoms of B0003 include: Airbag light on, Passenger airbag OFF indicator may light.
What causes B0003 on a 2011-2011 Subaru Legacy?
Common causes of B0003 include: Faulty airbag module, Wiring under seat, Seat occupancy sensor, Airbag control module.
Last updated: March 2026