Fuel Gage Inaccurate or Inoperative (Single Tank)

Fuel Gage Inaccurate or Inoperative (Single Tank)

Diagnostic Aids

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

Test Description

The number below refers to the step number on the diagnostic table.
2. This step tests for a malfunction in the fuel level sender.