Mazda 3 manuals

Mazda 3 Service Manual: Engine Removal/Installation [Skyactiv G 2.0]

Mazda 3 Service Manual / Engine / General / Engine Removal/Installation [Skyactiv G 2.0]

WARNING:

CAUTION:

NOTE:

1. Remove the battery cover..

2. Disconnect the negative battery cable..

3. Remove the plug hole plate..

4. Remove the air cleaner and air hose as a single unit..

5. Set the wiring harness aside using the following procedure:

a. Remove the bolt, nut and connector shown in the figure.


b. Remove the wiring harness clip shown in the figure.


6. Remove the battery tray and PCM component..

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

8. Drain the engine coolant..

9. Drain the transaxle oil (MTX) or ATF (ATX)..

10. Remove the front wheels and tires..

11. Disconnect the selector cable. (ATX).

12. Disconnect the shift cable. (MTX).

13. Remove the clutch release cylinder with the pipe still connected. (MTX).

14. Disconnect the brake vacuum hose..

15. Disconnect the evaporative hose..

16. Disconnect the fuel hose..

17. Disconnect the upper radiator hose..

18. Disconnect the heater hose..

19. Disconnect the lower radiator hose..

20. Remove the coolant reserve tank.(See COOLANT RESERVE TANK REMOVAL/INSTALLATION [SKYACTIV-G 2.0].)

21. Remove the generator drive belt..

22. 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..

23. Remove the TWC..

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

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

26. Disconnect the ground cable from the wiring harness bracket.


27. Remove in the order indicated in the table.

28. Install in the reverse order of removal.

29. Refill the transaxle oil (MTX) or ATF (ATX)..

30. Refill the engine coolant..

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

NOTE:



1

Wiring harness bracket

2

Battery tray bracket

3

No.1 engine mount rubber, front crossmember component

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

(See Engine Mount Installation Note.)

4

No.1 engine mount bracket

5

No.4 engine mount rubber

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

(See Engine Mount Installation Note.)

6

No.3 engine mount

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

(See Engine Mount Installation Note.)

7

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

CAUTION:

1. Secure the engine and transaxle using a commercially available engine lifter.


2. Remove the No.4 engine mount rubber.

3. Remove the No.3 engine mount.

Engine Mount Installation Note

NOTE:

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


CAUTION:

2. Secure the engine and transaxle using a commercially available engine lifter.


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

75104 Nm {7.710 kgfm, 5676 ftlbf}

2

7193 Nm {7.39.4 kgfm, 5368 ftlbf}


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:

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