DTC B1A04-1A: Speaker #4 - Circuit resistance below threshold: Action
- Refer to the appropriate system wiring diagrams and test the front right door bass speaker circuit for short circuit. Using JLR approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new front right door bass speaker
- Using JLR approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new audio amplifier module