Sym MAXSYM 400i User Manual

12. Cooling System
12-3
Troubleshooting
The engine temperature is too high
 The water thermometer and the temperature sensor do not work properly.
 The thermostat is stuck to close.
 Insufficient coolant.
 The water hose and jacket are clogged.
 Fan motor malfunction.
 The malfunction of the radiator filler cap.
The engine temperature is too low
 The malfunction of the water thermometer and the temperature sensor.
 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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Sym MAXSYM 400i Specifications

General

Brand	Sym
Model	MAXSYM 400i
Category	Scooter
Language	English