Operation CHARM: Car repair manuals for everyone.

Fuel Level Sending Circuit Error

Name of Code:
Fuel Level Sending Circuit Error

When Monitored:
With the ignition key on and battery voltage above 10 volts.

Set Condition:
When the BCM senses an open or short on the fuel level sensor signal circuit.

Theory of Operation:
The BCM interfaces with the fuel level sending unit. This sensor will vary it's resistance based on fuel level. If the input received from the fuel sensor is out of it's specified range, this code will be set.

Possible Causes:
- Open wire
- Shorted wire
- Fuel level sending unit
- Body control module