Code result
B0200
Air Bag System Voltage Out of Range
Moderate severity
What it means
The SRS module has detected that its supply voltage is outside the operating range, preventing reliable deployment readiness.
Is it safe to drive?
Use caution
The vehicle is usually drivable for short distances, but the problem can worsen or affect emissions. Diagnose and repair as soon as practical.
Most likely causes
Weak or failing vehicle battery
highOne of the most commonly reported causes for this code — check this first.
Alternator output low or unstable
mediumA plausible cause — test and verify before replacing parts.
Damaged SRS power wiring
mediumA plausible cause — test and verify before replacing parts.
Related help
Get the full diagnosis
Add your vehicle and see step-by-step repair help, recalls, and TSBs in Wrenchify.
Diagnose B0200 freeNo credit card required