Code result
B0031
Passenger Side Curtain Airbag Stage 2
Moderate severity
What it means
The SRS module has detected a fault in the passenger-side curtain airbag stage 2 deployment circuit. Same fault profile as B0030 but for the passenger side.
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
Stage 2 squib circuit open or shorted
highOne of the most commonly reported causes for this code — check this first.
Roof rail connector loose
mediumA plausible cause — test and verify before replacing parts.
Related help
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