LEMON Manuals: Even more car manuals for everyone
Home >> Jeep >> 2021 >> Grand Cherokee L Laredo, RWD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heating & Air Conditioning (ATC) - DTCS B11CB-15 To B1E9B-92 >> DTC Troubleshooting >> B1E9B-92-Rear Left Heater Control 1-Performance Or Incorrect Operation >> Possible Causes

Possible Causes

Possible Causes
REAR LEFT SEAT BACK HEATER FEED CIRCUIT SHORTED OR HIGH RESISTANCE
REAR LEFT SEAT BACK HEATER SIGNAL CIRCUIT SHORTED OR HIGH RESISTANCE
REAR LEFT SEAT BACK HEATER RETURN CIRCUIT SHORTED OR HIGH RESISTANCE
GROUND CIRCUIT SHORTED OR HIGH RESISTANCE
REAR LEFT SEAT BACK HEATER ELEMENT
COMFORT SEAT MODULE (CSM)

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