B0010
Passenger Frontal Stage 1 Deployment Control
Get Your FREE AI Diagnostic Report
Enter your vehicle for a personalized diagnosis for code B0010
Code B0010 indicates a fault in the passenger frontal stage 1 airbag deployment control circuit. Stage 1 is the primary deployment level for the passenger airbag — it is the first to fire in a collision and provides the baseline level of occupant protection. When this code is set, the airbag control module has detected an electrical problem that could prevent the passenger airbag from deploying during an accident.
This is a critical safety issue because it directly affects the protection of front-seat passengers. The airbag warning light will illuminate on the dashboard, and the passenger airbag OFF indicator may also turn on unexpectedly. In many vehicles, a fault in one deployment loop can cause the entire SRS system to be disabled, potentially affecting the driver's airbag and other restraint devices as well.
Professional diagnosis is essential. A technician will use an SRS-capable scan tool to read sub-fault codes that indicate whether the issue is an open circuit, short to ground, short to battery, or resistance out of range. The most common repair involves fixing damaged wiring or replacing corroded connectors in the passenger airbag circuit. If the airbag module itself has failed, it must be replaced with an OEM-specification part. Never attempt to work on airbag components without proper training and safety precautions.
Severity
Symptoms
- •Airbag warning light illuminated on dashboard
- •Passenger airbag OFF indicator may illuminate unexpectedly
- •SRS warning message displayed on instrument cluster
- •No noticeable driving symptoms — risk is that the passenger airbag will not deploy in a collision
Likely Causes
The passenger airbag wiring runs through the dashboard to the airbag module in the upper dash panel. Connectors can loosen, corrode, or sustain damage during dashboard service work, creating open or high-resistance circuits.
The stage 1 inflator squib inside the passenger frontal airbag may have an out-of-range resistance reading, indicating the pyrotechnic element has degraded or been damaged.
The sensing and diagnostic module that monitors all deployment loops can develop internal faults. If the ACM's deployment loop monitoring circuit fails, it may incorrectly flag the passenger stage 1 circuit.
Some vehicles disable or modify passenger airbag deployment based on occupant detection. A faulty seat weight sensor or passenger presence system can cause the ACM to set this code.
Estimated Cost
Professional Repair
Includes parts + labor
Common Fixes
- Inspect and repair passenger airbag wiring harness and dash connectors
- Replace the passenger frontal airbag module
- Replace or reprogram the airbag control module
- Diagnose and repair the passenger presence detection system