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Home >> Dodge and Ram >> 2010 >> Nitro Detonator, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> DTCS P0440 To P0572 >> P0463-Fuel Level Sensor 1 Circuit High >> Possible Causes
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Possible Causes

Possible Causes 
(N4) FUEL LEVEL SIGNAL CIRCUIT SHORTED TO VOLTAGE
(N4) FUEL LEVEL SIGNAL CIRCUIT OPEN
(K91) SENSOR GROUND CIRCUIT OPEN
FUEL LEVEL SENSOR
TOTALLY INTEGRATED POWER MODULE (TIPM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. See  DTC-Based Diagnostics/MODULE, Powertrain Control (PCM) - Standard Procedure  .