Fuel Gage Inaccurate or Inoperative (Dual Tank)

Fuel Gage Inaccurate or Inoperative (Dual Tank)

Diagnostic Aids

* Ensure that the fuel level is in the same range as the customer concern.
* For intermittent diagnosis, refer to Testing for Intermittent Conditions and Poor Connections Testing for Intermittent Conditions and Poor Connections.
* Use the fuel sender resistance (0-90 ohms) to verify the fuel sender operation. When the fuel tank is empty, the sender resistance is 0 ohm and when the fuel tank is full the sender resistance is 90 ohms.