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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 65 (5.7L - DTCS P0462 To P0585) >> DTC Troubleshooting >> P0463 Fuel Level Sensor 1 Circuit High >> Possible Causes

Possible Causes

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

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