FixVault

Possible Causes

Possible Causes 
CAN BUS FAILURE
(N4) FUEL LEVEL SENSOR SIGNAL CIRCUIT OPEN/HIGH RESISTANCE
(Z210) FUEL LEVEL SENSE RETURN CIRCUIT OPEN/HIGH RESISTANCE
FUEL TANK
OBSTRUCTION TO THE FUEL LEVEL SENSOR
POWERTRAIN CONTROL MODULE (PCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  STANDARD PROCEDURE  .