DTC B1401: Driver's Air Bag Module (1st Squib) System (Open Circuit Of Squib Circuit); Dtc B1481: Driver's Air Bag Module (2nd Squib) System (Open Circuit Of Squib Circuit)
CAUTION:
- If diagnostic trouble code B1401 (1st squib) or B1481 (2nd squib) is stored in the SRS-ECU, be sure to diagnose the CAN bus line.
- When diagnostic trouble code B1401 is stored in the following diagnosis, check the 1st squib circuit. When diagnostic trouble code B1481 is stored, check the 2nd squib circuit.