Mazda 3 manuals

Mazda 3 Service Manual: Engine Removal/Installation [Mzr 2.3 Disi Turbo]

Mazda 3 Service Manual / Engine / General / Engine Removal/Installation [Mzr 2.3 Disi Turbo]

WARNING:

CAUTION:

NOTE:

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Remove the charge air cooler cover..

4. Remove the PCM cover No.1..

5. Disconnect the PCM connector..

6. Remove the battery tray and PCM component..

7. Remove the air cleaner component..

8. Remove the front wheels and tires..

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

10. Drain the transaxle oil..

11. Drain the engine coolant..

12. Remove the coolant reserve tank..

13. Disconnect the upper radiator hose..

14. Remove the lower radiator hose and pipe component..

15. Disconnect the heater hose..

16. Disconnect the fuel hose..

17. Disconnect the evaporative hose..

18. Disconnect the brake vacuum hose..

19. Disconnect the power steering pipe component and then drain the power steering fluid..

20. Disconnect the shift cable..

21. Remove the clutch release cylinder with the pipe still connected..

22. Remove the TWC..

23. Disconnect the front drive shafts from the engine side, set the drive shafts out of the way..

24. Remove the A/C compressor with the cooler hose still connected and secure it using wire or rope so that it is out of the way..

25. Remove the wiring harness installation bolt and nut shown in the figure.


26. Disconnect the connectors and the wiring harnesses related to the engine removal/installation.

27. Remove in the order indicated in the table.

28. Install in the reverse order of removal.

29. Start the engine, and inspect and adjust the following:



1

Battery tray bracket

2

No.1 engine mount rubber, front crossmember component

(See No.1 Engine Mount Rubber, Front Crossmember Component Removal Note.)

(See Engine Mount Installation Note.)

3

No.4 engine mount rubber

(See No.3 Engine Mount, No.4 Engine Mount Rubber Removal Note.)

(See Engine Mount Installation Note.)

4

No.3 engine mount

(See No.3 Engine Mount, No.4 Engine Mount Rubber Removal Note.)

(See Engine Mount Installation Note.)

5

Engine, transaxle


No.1 Engine Mount Rubber, Front Crossmember Component Removal Note

1. Loosen the No.1 engine mount rubber installation bolt (front crossmember side) shown in the figure.


2. Remove the No.1 engine mount rubber installation bolt (No.1 engine mount bracket side) shown in the figure.


3. Remove the No.1 engine mount rubber and the front crossmember component as a single unit..

No.3 Engine Mount, No.4 Engine Mount Rubber Removal Note

1. Secure the engine and the transaxle using an engine jack.


Engine Mount Installation Note

NOTE:

1. Tighten the No. 3 engine mount stud bolts.


2. Secure the engine and transaxle using an engine jack.


3. Temporarily tighten the No.3 engine mount installation bolts and nuts.


4. Temporarily tighten the No.4 engine mount rubber installation bolt as shown in the figure.


5. Install the No.1 engine mount rubber and the front crossmember component as a single unit..

6. Temporarily tighten the No.1 engine mount rubber installation bolts in the order shown in the figure.

CAUTION:


7. Tighten the No.3 engine mount installation bolts and nuts in the order shown in the figure.



No.

Tightening torque

1

75—104 N·m {7.7—10 kgf·m, 56—76 ft·lbf}

2

71—93 N·m {7.3—9.4 kgf·m, 53—68 ft·lbf}


8. Tighten the No.4 engine mount rubber installation bolt.


9. Tighten the No.1 engine mount rubber installation bolts in the order shown in the figure.


CAUTION:

Engine Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING: Fuel vapor is hazardous. It can very easily ignite, causing serious injury and damage. Always keep sparks and flames away from fuel. Fuel line spills and leakage are danger ...

Engine Removal/Installation [Skyactiv G 2.0]
WARNING: A hot engine can cause severe burns. Turn off the engine and wait until it is cool before servicing. Fuel vapor is hazardous. It can very easily ignite, causing serious inj ...

Other materials:

Tachometer
The tachometer shows engine speed in thousands of revolutions per minute (rpm). CAUTION Do not run the engine with the tachometer needle in the RED ZONE. This may cause severe engine damage. Type A *1 The range varies depending on the type of gauge. Type B *1 The ...

Seat Belt Warning Beep
If the driver's seat belt is not fastened when the ignition is switched ON, a beep sound will be heard for about 6 seconds. If the driver or the front passenger's seat belt is not fastened and the vehicle is driven at a speed faster than about 20 km/h (12 mph), a beep sound will be heard again ...

Schedule 1
U.S.A. residents - Engine oil flexible maintenance interval Use when the maintenance monitor for “Oil Change” is set to “Flexible”. For details, see maintenance monitor. Chart symbols: I: Inspect: Inspect and clean, repair, adjust, fill up, or replace if necessary. T: Tighten Remarks: ...

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