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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 367 (Audio (Radio) - Electrical Diagnostics - 2500 Hd & 3500 Hd) >> Diagnosis And Testing >> B143D-11-Microphone 2-Circuit Short To Ground >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2013 RAM 3500 HD and 2013 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
MICROPHONE 2 IN (+) CIRCUIT SHORTED TO GROUND
MICROPHONE 2 IN (-) CIRCUIT SHORTED TO GROUND
INSIDE REARVIEW MIRROR
RADIO