Maintenance Instructions
50
2.16.2.4 Instrument Faults and Troubleshooting
Table 2-12 Instruments Faults and Troubleshooting
Fault Causes Solutions
1. The water temperature
gauge always indicates a
low temperature.
(1) Break in the circuit or the plug is making poor
contact.
(2) The water temperature sensor is damaged.
(3) The water temperature gauge is broken.
(1) Overhaul the circuit, or
remove the dirt at the plug.
(2) Replace the water
temperature sensor.
(3) Replace the gauge.
2. The water temperature
gauge always indicates a
high temperature.
(1) The water temperature sensor is damaged.
(2) There is a broken circuit or a short circuit.
(3) The water temperature gauge is broken.
(1) Replace the water
temperature sensor.
(2) Check and repair-circuit
faults.
(3) Replace the gauge.
3. The oil pressure gauge is
abnormal.
(1) The oil pressure sensor is damaged.
(2) There is broken circuit or a short circuit.
(3) The oil pressure gauge is bad.
(1) Replace the oil pressure
sensor.
(2) Check and repair circuit
faults.
(3) Replace the gauge.
2.16.2.5 Headlight/Taillight/Work Light Faults and Troubleshooting
Table 2-13 Headlight/Taillight/Work Lights Faults and Troubleshooting
Fault Causes Solutions
1. The headlights have no
high beam or low beam.
(1) Circuit broken, short circuit, or a blown fuse.
(2) Bad contact or damage to the headlight switch.
(3) Burned-out filament in bulb.
(1) Check and repair, then
reconnect.
(2) Check and replace if
necessary.
(3) Replace bulb.
2. The taillights do not
work.
(1) Circuit broken, short circuit, or a blown fuse.
(2) Bad contact or damage to the taillight/instrument
light/work light switch.
(3) Burned-out filament in bulb.
(1) Check and repair, then
reconnect.
(2) Check and replace if
necessary.
(3) Replace bulb.
3. The rear work lights or
instrument lights do not
work.
(1) Circuit broken, short circuit, or a blown fuse.
(2) Bad contact or damage to the taillight/instrument
light/work lights switch.
(3) Burned-out filament in bulb.
(1) Check and repair, then
reconnect.
(2) Check and replace if
necessary.
(3) Replace bulb.
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