DTC B128D-13: Speaker #16 - Circuit open: Action

NOTE: This DTC is only applicable to hybrid vehicles with an exterior synthetic sounder speaker installed

Refer to the electrical circuit diagrams and test the exterior synthetic sounder speaker circuit for open circuit, high resistance. Using Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new exterior synthetic sounder speaker
Using Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new audio amplifier module