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Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (ATC) - DTCS B1E9C-11 To U1480-00 >> Diagnosis And Testing >> B1F10-12-Front Left Heater Control 2-Circuit Short To Battery >> Possible Causes

Possible Causes

Possible Causes
FRONT LEFT SEAT CUSHION HEATER FEED CIRCUIT SHORTED TO VOLTAGE
FRONT LEFT SEAT CUSHION HEATER FEED CIRCUIT SHORTED TO ANOTHER CIRCUIT
COMFORT SEAT MODULE (CSM)

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