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Home >> Fiat >> 2017 >> 500L Lounge >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> (Audio (Radio) - Electrical Diagnostics - 500L) >> DTC Troubleshooting >> B143A-11 - Microphone 1 - Circuit Short To Ground >> Possible Causes

Possible Causes

Possible Causes
MICROPHONE 1 IN (+) CIRCUIT SHORTED TO GROUND
MICROPHONE 1 IN (-) CIRCUIT SHORTED TO GROUND
FRONT ROOF LAMP UNIT
RADIO

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

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