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Fuel Sensor Faulted Low (BCM): Notes

Fig 1: Fuel Level Signal Circuit Schematic
GC0046850Courtesy of CHRYSLER LLC

For complete wiring diagrams, refer to SYSTEM WIRING DIAGRAMS article.

  1. When Monitored: 

    Ignition on and battery voltage above 10.4 volts.

  2. Set Condition: 

    The fuel level sensor signal voltage goes below 0.0196 of a volt for more than 90 seconds.

Possible Causes 
FUEL LEVEL SENSOR VOLTAGE BELOW 0.0196 OF A VOLT
FUEL LEVEL SENSOR
(N4) FUEL LEVEL SIGNAL CIRCUIT SHORTED TO GROUND
(N4) FUEL LEVEL SIGNAL CIRCUIT SHORTED TO THE (K900) SENSOR GROUND CIRCUIT
PCM