DTC B1492-12: Microphone #1 Input Signal - Circuit short to battery: Action
NOTE:
If this DTC is logged simultaneously with a cluster of DTCs including U200F-11, check symptoms for U200F-11 first, rectify the fault, clear DTCs and retest
- Refer to the appropriate system diagrams and check the infotainment master controller microphone 1 circuit for short circuit to power. Repair the wiring harness as necessary. Clear the DTCs and retest
- Refer to the appropriate system diagrams and check the infotainment slave controller (where fitted) microphone 1 circuit for short circuit to power. Repair the wiring harness as necessary. Clear the DTCs and retest