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:
Clutch Pedal Inspection [C66 M R]
NOTE:
For the clutch pedal inspection, note the followings and measure each inspection
location.
Measure the center of the upper surface of the pedal pad for each inspection.
If the distance from the pedal pad to the floor covering is measured,
measure the shor ...
Fuel Line Pressure Inspection [Mzr 2.0, Mzr 2.5]
WARNING:
Fuel line spills and leakage from the pressurized fuel system are dangerous.
Fuel can ignite and cause serious injury or death and damage. To prevent this,
complete the following inspection with the engine stopped.
Fuel is very flammable liquid. If fuel spills or leaks ...
High Beam Headlights
Push the left-hand steering column lever away
from you and release to turn the high beam
headlights on continuously. To cancel, push
the lever away from you again.
To briefly flash the high beam headlights, pull
the lever towards you and release.
The high beam headlights can automaticall ...
