Mazda 3 Service Manual: Thermostat Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
-
Never remove the cooling system cap or loosen the radiator drain plug while the engine is running, or when the engine and radiator are hot. Scalding engine coolant and steam may shoot out and cause serious injury. It may also damage the engine and cooling system.
-
Turn off the engine and wait until it is cool. Even then, be very careful when removing the cap. Wrap a thick cloth around it and slowly turn it counterclockwise 2.5 turns. Step back while the pressure escapes.
-
When you are sure all the pressure is gone, turn the cap using the cloth, and remove it.
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
...
Other materials:
Ignition Switch Inspection [Without Advanced Keyless Entry And Push Button Start
System]
1. Disconnect the negative battery cable..
2. Remove the column cover..
3. Remove the ignition switch..
4. Verify that the continuity between the ignition switch terminals is as indicated
in the table.
If not as indicated in the table, replace the ignition switch.
...
Transaxle Oil Inspection [G66 M R]
1. Park the vehicle on level ground.
2. Remove the aerodynamic under cover No.2..
3. Remove the oil level plug and washer.
4. Verify that the oil is near the brim of the plug port.
If the oil level is lower than the low level, add the specified amount and
type of oil through the ...
Hood Latch Switch Inspection
1. Disconnect the negative battery cable..
2. Remove the hood latch..
3. Verify that the continuity is as indicated in the table.
If not as indicated in the table, replace the hood latch.
NOTE:
Press the latch lever in using a flathead screwdriver to inspect the c ...
