The SRSCM sets DTC B250000 if there is an open circuit or short to ground in air bag circuit harness.
Item | Detecting Condition | Possible cause | |
DTC Strategy |
•
Check voltage | 1. Burnt-out fuse. 2. Burnt-out warning lamp. 3. Open circuit in warning lamp CAN harness. 4. Short circuit in warning lamp CAN harness. 5. Faulty Cluster. 6. Faulty SB. 7. Check SRSCM. | |
Enable Conditions |
•
Ignition "ON" | ||
Threshold Value |
•
Wrong CAN message or receive ‘Circuit failure' message | ||
Diagnostic Time | Qualification |
•
More than 1 sec | |
De-Qualification |
•
More than 2 sec |