mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Thermostat, Engine Cooling|Testing and Inspection|Page 1307 > < Coolant Temperature Sensor / Switch HVAC|Locations|Page 1303
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Thermostat: Testing and Inspection

THERMOSTAT INSPECTION 

1. If the gasket of the thermostat is damaged, replace the thermostat assembly.
2. Visually check that the thermostat valve is closed.
3. Place the thermostat and a thermometer in water.

Warning:

During inspection, the thermostat and water are extremely hot and they can cause severe burns. Do not touch the thermostat and
water directly.
 

4. Heat the water and check the following.

If not as specified. Replace the thermostat.

Thermostat, Engine Cooling|Testing and Inspection|Page 1307 > < Coolant Temperature Sensor / Switch HVAC|Locations|Page 1303