DTC B1A01-1A: Speaker #1 - Circuit resistance below threshold: Action
- Refer to the appropriate system wiring diagrams and check the front left door tweeter speaker circuit for short circuit. Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new front left door tweeter speaker
- Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new audio amplifier module