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Home >> Jeep >> 2019 >> Renegade High Altitude, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1387 ((Audio (Radio) - Electrical Diagnostics) (ETM)) >> DTC Troubleshooting >> B143D-12-Microphone 2 - Circuit Short To Battery >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2020 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes
MICROPHONE 2 IN (+) CIRCUIT SHORTED TO BATTERY VOLTAGE
MICROPHONE 2 IN (-) CIRCUIT SHORTED TO BATTERY VOLTAGE
INSIDE REARVIEW MIRROR
RADIO

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .

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