Driver Frontal Stage 2 Deployment Control
What does B0002 mean?
The B0002 code means the vehicle's onboard diagnostic system has detected: Driver Frontal Stage 2 Deployment Control. This is a critical severity code.
Common Symptoms
- Airbag warning light on
- SRS malfunction indicator active
- Second-stage airbag deployment disabled
- Dashboard warning message displayed
- Vehicle may fail safety inspection
Probable Causes (Ranked by Likelihood)
- Faulty stage 2 squib circuit in driver airbag Very High
- Defective clockspring assembly High
- Damaged wiring between SRS module and airbag Moderate
- Failed SRS control module Moderate
- Poor ground connection at SRS module Low
Step-by-Step Diagnostic Procedure
-
Read DTCs with SRS-compatible diagnostic scanner
-
Measure resistance of stage 2 squib circuit
-
Inspect clockspring for continuity on all circuits
-
Check SRS module connectors and ground points
-
Test wiring harness between SRS module and driver airbag
Frequently Asked Questions
What does stage 2 deployment mean?
Modern airbags deploy in two stages depending on crash severity. Stage 2 provides additional inflation force for more severe collisions.
Can I drive with this code active?
No. The airbag system is compromised and may not provide full protection. Have the vehicle repaired immediately.
How much does it cost to replace a clockspring?
A clockspring replacement typically costs between $150 and $400 including parts and labor, depending on the vehicle.