B0028
Driver Side Curtain Deployment Circuit
2011-2011 Subaru Legacy 2.5L H4
Critical SeverityBodyGeneric (SAE)
The 2011 Subaru Legacy is equipped with a 2.5L flat-4 engine. Below you'll find detailed b0028 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
Malfunction in driver side curtain airbag.
Symptoms
- Airbag light on
Common Causes
- Faulty curtain airbag
- Wiring in roof pillar
- Control module
Diagnostic Steps
- Scan codes
- Inspect pillar wiring
Repair Notes
Professional service required.
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
- B0007Rear Left Side Airbag Deployment Circuit
- B0008Rear Right Side Airbag Deployment Circuit
- B0010Driver Side Airbag Deployment
- B0011Driver Side Airbag Deployment Circuit Open
B0028 on Other Vehicles
Common Questions
What does code B0028 mean on a 2011-2011 Subaru Legacy?
B0028 stands for "Driver Side Curtain Deployment Circuit". Malfunction in driver side curtain airbag.
What are the symptoms of B0028 on a Subaru Legacy?
Common symptoms of B0028 include: Airbag light on.
What causes B0028 on a 2011-2011 Subaru Legacy?
Common causes of B0028 include: Faulty curtain airbag, Wiring in roof pillar, Control module.
Last updated: March 2026