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Home >> Jeep >> 2019 >> Grand Cherokee Trackhawk >> Repair and Diagnosis (Single Page) >> Body & Frame >> Seats >> (Comfort Seats And Wheel Module (CSWM) - Electrical Diagnostics) >> DTC Troubleshooting >> B1E9B-4B-Rear Left Heater Control 1-Over Temperature >> Possible Causes

Possible Causes

Possible Causes
LEFT REAR SEAT HEATER CONTROL CIRCUIT SHORTED TO ANOTHER CIRCUIT
SEAT CUSHION HEATER ELEMENT
COMFORT SEAT WHEEL MODULE (CSWM)

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