DTC B1A12-12: Speaker #12 - Circuit short to battery: Action
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the subwoofer 2 circuit for short circuit to power. Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new subwoofer as necessary
- Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new audio amplifier module