15. ELECTRICAL EQUIPMENT
15-15
Oil Level Switch
Troubleshooting
y If the oil level in oil tank is in specified level,
but the oil level indicator still goes on.
1. Remove body cover.
2. Disconnect oil gauge wire, and turn the
main switch to ON position.
y If there is no oil in oil tank or low oil level, but
the oil level indicator still not goes on.
1. Remove body cover.
2. Disconnect oil gauge wire and connect a
jump wire among coupler, and then turn the
main switch to ON position.
3. Disconnect oil gauge coupler, and check
voltage between wire and ground.
Removal / Installation
Remove oil tank.
Remove oil level switch from the oil tank.
Install the oil level switch in reverse order of
removal procedures.
Indicator light up Indicator not light up
Short-circuit between
indicator and oil
gauge
Malfunction of oil
gauge
No voltage Voltage
y Open-circuit between
oil gauge and
indicator.
y Blown bulb
Indicator not light up Indicator light up
Poor wire connection Malfunction of oil
gauge
y Malfunction of oil
gauge
y Poor connection of oil
gauge
Main switch
Oil level switch
Oil level switch
Fuse
Indicator
Main switch
Oil level switch
Fuse
Indicator
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