mazda Workshop Repair Guides

Mazda Workshop Service and Repair Manuals

Water Pump > < Engine - Coolant Temperature Sensor/Switch|Service and Repair
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Thermostat: Service and Repair

THERMOSTAT - 3.0L DURATEC (4V) 
Removal and Installation 

1. Drain the engine cooling system.

Note: 
^

The appearance cover is shown removed for clarity.

2. Separate the thermostat housing.

3. Remove the thermostat and the O-ring seal from the thermostat housing.

Note: 
^

Clean and inspect the sealing surfaces.

4. To install reverse the removal procedure.

Water Pump > < Engine - Coolant Temperature Sensor/Switch|Service and Repair