DTC B1A03-4A: Speaker #3 - Incorrect component installed: Action

Check that the correct front right door high range (tweeter) speaker is fitted and rectify as required, clear DTC and retest
If fault persists, refer to the appropriate system wiring diagrams and check the wiring harness and connectors on the front right door high range (tweeter) speaker circuit. Repair circuit as required, clear DTC and retest