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Home >> Jeep >> 2021 >> Cherokee Trailhawk >> Repair and Diagnosis >> Engine Performance >> System >> 3.2L - DTCS P0300 To P054A >> DTC Troubleshooting >> P0463-Fuel Level Sensor 1 Circuit High >> Possible Causes
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Possible Causes

Possible Causes
FUEL LEVEL SENSOR SIGNAL CIRCUIT SHORTED TO VOLTAGE
FUEL LEVEL SENSOR SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
FUEL LEVEL SENSE RETURN CIRCUIT OPEN/HIGH RESISTANCE
FUEL LEVEL SENSOR
BODY CONTROL MODULE (BCM)

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