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Home >> Jeep >> 2019 >> Renegade High Altitude, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1345 (Heating & Air Conditioning - DTCS B1912-15 To U2031-87) >> DTC Troubleshooting >> B1919-12-Blower Module - Circuit Short To Battery >> Possible Causes

Possible Causes

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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  .