Mazda 3 manuals

Mazda 3 Service Manual: Thermostat Removal/Installation [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Cooling / Thermostat Removal/Installation [Mzr 2.0, Mzr 2.5]

WARNING:

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Remove the plug hole plate..

4. Remove the aerodynamic under cover No.2 and splash shield as a single unit..

5. Drain the engine coolant..

6. Remove the generator drive belt with the A/C drive belt still installed and set it out of the way. (MZR 2.0).

7. Remove the drive belt. (MZR 2.5).

8. Remove the drive belt auto tensioner. (MZR 2.0).

9. Remove the idler pulley. (MZR 2.5).

10. Remove in the order indicated in the table.

11. Install in the reverse order of removal.

12. Refill the engine coolant..

13. Inspect for engine coolant leakage..



1

Water hose

2

Lower radiator hose

3

Thermostat component

4

Gasket


Thermostat Inspection [Mzr 2.0, Mzr 2.5]
1. Remove the thermostat.. 2. Visually check that the thermostat valve is closed. 3. Place the thermostat in water. WARNING: During inspection, the thermostat and water are extremely hot ...

Emissions
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