ELECTRICAL
4203781 First Edition 4-71
4
Symptom: Fuel gauge does not indicate fuel level.
Probable Cause Remedy
Faulty fuel level sensor. With a jumper wire, connect the fuel level sensor brn wire terminal to ground. With the key
switch in the run position, check the gauge. If the gauge is indicating full scale, replace
the fuel level sensor.
Faulty fuel level circuit. Check continuity between fuel gauge brn wire terminal and the fuel level sensor terminal.
Continuity must be indicated.
Faulty switched power circuit. With the key switch in the ON position, measure voltage between engine temperature
gauge org terminal and ground. Voltage must be approximately 12 VDC.
Faulty ground circuit. Check continuity between fuel gauge blk wire terminal and ground. Continuity must be
indicated.
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