DTC B1A04-1E: Speaker #4 - Circuit resistance out of range: Action
- Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the front right door bass speaker circuit for short circuit, open circuit, high resistance. Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new front right door bass speaker as necessary
- Using the manufacturer approved diagnostic system, clear the DTCs and retest. If the fault persists, install a new audio amplifier module