Troubleshooting - Sym Joyride 125 Service Manual

Troubleshooting

The engine temperature is too high
The water thermometer and the temperature sensor do not work properly.
The thermostat is stuck to closed.
Insufficient coolant.
The water hose and jacket are clogged.
Fan motor malfunction.
The filler cap of the radiator malfunction.
The engine temperature is too low
The water thermometer and the temperature sensor malfunction.
The thermostat is stuck to open.
Coolant is leaking
The water pump mechanical seal does not function properly.
The O ring is deteriorated.
The water hose is broken or aged.
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13. Cooling System
13-3