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Home >> Fiat >> 2021 >> 500X Trekking >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning - DTCS B1912-15 To U2031-87 >> DTC Troubleshooting >> B1919-12-Blower Module - Circuit Short To Battery >> Possible Causes

Possible Causes

Possible Causes
BLOWER MOTOR RETURN CIRCUIT SHORTED TO VOLTAGE
BLOWER MOTOR RETURN CIRCUIT SHORTED TO ANOTHER CIRCUIT
FRONT BLOWER MOTOR POWER MODULE
HVAC MODULE

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

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