B0018
Right Front/Passenger Frontal Deployment Loop Resistance High
The SRS module measures a higher than expected resistance in the passenger frontal deployment loop, indicating partial corrosion or damage. The airbag may not deploy reliably.
- Check engine light: Not always
- Emissions related: No
- Repair difficulty: hard
Symptoms
- Warning light or symbol related to the affected system
- Comfort or safety function impaired
Common causes
Ordered by how often each turns out to be the cause.
- Corroded connector at passenger airbagCommon
- High resistance from cable damagePossible
Parts involved
- Passenger Airbag Module
- Srs Wiring
B0018 is a generic OBD-II code defined by SAE J2012. Exact wording and diagnostic procedure vary by manufacturer and model. Code definitions are drawn from the public-domain OBDex dataset; the workshop notes are our own.