DTC B14A1-12: Microphone #2 Input Signal - Circuit short to battery: Action

Refer to the electrical circuit diagrams and check the infotainment master controller microphone 2 circuit for short circuit to power. Repair or replace wiring harness as necessary, clear the DTCs and retest
Refer to the electrical circuit diagrams and check the infotainment slave controller (where fitted) microphone 2 circuit for short circuit to power. Repair or replace wiring harness as necessary, clear the DTCs and retest