B1A07-12: Speaker #7 - Circuit short to battery: Action

Refer to the applicable SYSTEM WIRING DIAGRAM(S) and check the circuit to the rear right mid range/tweeter speakers for short circuit to power. Repair circuit as required, clear DTC and retest
If fault persists, check and install new speaker(s) as required. Clear DTC and retest
If no harness or speaker faults are evident, check and install a new audio amplifier module as required. Clear DTC and retest