Fuel Gauge Sender: Testing and Inspection

Remove fuel tank sending unit.

Fuel Tank Unit:

Measure resistance between connector pins on tank unit, that correspond to yellow/white and black wires. Resistance should be:

E (empty) 105-110 ohms
1/2 (half full) 25.5-39.5 ohms
F (full) 2-5 ohms

If measured values are incorrect, replace unit.