FRONT OIL SEAL REPLACEMENT [MZI-3.7]

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1. Disconnect the negative battery cable.

2. Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION [MZI-3.7].)

3. Position the power steering reserve tank out of the way. (See POWER STEERING OIL PUMP REMOVAL/INSTALLATION [L.H.D.].)(See POWER STEERING OIL PUMP REMOVAL/INSTALLATION [R.H.D.].)

4. Remove the both front wheels and tires. (See GENERAL PROCEDURES (SUSPENSION).)

5. Remove the splash shield (RH).

6. Position the both ABS wheel-speed sensor out of the way. (See FRONT ABS WHEEL-SPEED SENSOR REMOVAL/INSTALLATION.)

7. Position the front stabilizer control link (lower side) (RH) out of the way. (See FRONT STABILIZER REMOVAL/INSTALLATION [L.H.D.].)(See FRONT STABILIZER REMOVAL/INSTALLATION [R.H.D.].)

8. Position the tie-rod end ball joint (RH) out of the way. (See FRONT CROSSMEMBER REMOVAL/INSTALLATION [L.H.D.].)(See FRONT CROSSMEMBER REMOVAL/INSTALLATION [R.H.D.].)

9. Remove the front shock absorber (LH) lower side bolts, position and secure the wheel hub and steering knuckle component (LH) out of the way with a rope or wire. (See FRONT SHOCK ABSORBER AND COIL SPRING REMOVAL/INSTALLATION.)

10. Disconnect the front drive shaft (RH) from the joint shaft side. (See FRONT DRIVE SHAFT REMOVAL/INSTALLATION.)

11. Remove the front pipe and middle pipe as a single unit. (See EXHAUST SYSTEM REMOVAL/INSTALLATION [MZI-3.7].)

12. Position the propeller shaft out of the way. (See PROPELLER SHAFT REMOVAL/INSTALLATION.)

13. Remove the generator and A/C drive belt. (See DRIVE BELT REMOVAL/INSTALLATION [MZI-3.7].)

14. Remove the power steering oil pump drive belt. (See DRIVE BELT REMOVAL/INSTALLATION [MZI-3.7].)

15. Remove in the order indicated in the table.

16. Install in the reverse order of removal.

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1 | Crankshaft pulley lock bolt (See Crankshaft Pulley Lock Bolt Removal Note.) (See Crankshaft Pulley Lock Bolt Installation Note.)
2 | No.3 engine mount (See No.3 Engine Mount Removal Note.) (See No.3 Engine Mount Installation Note.)
3 | Crankshaft pulley (See Crankshaft Pulley Removal Note.) (See Crankshaft Pulley Installation Note.)
4 | Front oil seal (See Front Oil Seal Removal Note.) (See Front Oil Seal Installation Note.)

Crankshaft Pulley Lock Bolt Removal Note

1. Remove the cover as shown in the figure.

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2. Set a wrench to the drive plate bolt at the position shown in the figure to lock the crankshaft rotation.

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3. Remove the crankshaft pulley lock bolt and washer.

No.3 Engine Mount Removal Note

1. Loosen the No.1 engine mount bolt C.

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2. Remove the No.1 engine mounting bracket bolts.

  Note
  • Do not remove the No.1 engine mount rubber from the front crossmember.

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3. Position the coolant reserve tank out of the way. (See COOLANT RESERVE TANK REMOVAL/INSTALLATION [MZI-3.7].)

4. Remove the following parts to install the SST.

  (1) The windshield wiper arm and blade. (See WINDSHIELD WIPER ARM AND BLADE REMOVAL/INSTALLATION.)

  (2) The cowl grille. (See COWL GRILLE REMOVAL/INSTALLATION.)

  (3) The cowl panel. (See COWL PANEL REMOVAL/INSTALLATION.)

  (4) The air cleaner. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-3.7].)

  (5) The front cooler pipe installation bolt (position the front cooler pipe out of the way.).

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5. Install the SST using the following procedure.

  Caution
  • Refer to the SST instruction manual for the basic handing procedure.

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  Note
  • When installing the SST, adjust the position of each shaft so that they do not interfere with the vehicle body.

  (1) Install the right rear shaft of the SST to the bolt of the right shock absorber shown in the figure.

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  (2) Install the left rear shaft of the SST to the bolt of the left shock absorber (Identical position to the right side).

  (3) Install the left/right front shaft of the SST with front foot No.2 to the bolt shown in the figure.

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  (4) Adjust the positions of the SST side bars so that they are the same height (left and right) and horizontal.

  (5) Make sure each joint is securely tightened.

6. Support the engine using the SSTs.

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7. Remove the No.3 engine mount.

Crankshaft Pulley Removal Note

1. Slightly loosen the SST (49 C017 5A0) support and tilt the engine to the lower side slightly.

2. Remove the washer from the crankshaft pulley lock bolt, install a suitable spacer (thickness: approx. 14 mm {0.55 in}, diameter: approx. 30 mm {1.18 in}), (similar to front shock absorber lower nut) to the crankshaft pulley lock bolt, and install the crankshaft pulley lock bolt to the crankshaft.

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3. Remove the crankshaft pulley using the SST.

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4. Remove the crankshaft pulley lock bolt and spacer.

Front Oil Seal Removal Note

1. Remove the front oil seal using a flathead screwdriver as shown.

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Front Oil Seal Installation Note

  Note
  • Apply clean engine oil to the front oil seal bore in the engine front cover.

1. Push the front oil seal slightly in by hand.

2. Tap the front oil seal in evenly using the SST and a hammer.

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  Substitution SST

  • 49 G028 203
  Outer diameter: 58—70 mm {2.29—2.75 in}
  Inner diameter: 56—58 mm {2.21—2.28 in}
  Tube with board thickness 2 mm {0.079 in} or more

Crankshaft Pulley Installation Note

  Note
  • Lubricate the contact surface (exterior area of inner diameter) of the front oil seal with clean engine oil.

1. Install the crankshaft pulley, washer, and SST to the crankshaft.

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2. Tighten the SST nut and install the crankshaft pulley.

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No.3 Engine Mount Installation Note

1. Using the SST (49 C017 5A0), tilt up the engine until it is vertical.

2. Tighten the No.1 engine mount bracket bolt A and B in order of A→B.

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  Tightening torque

  Bolt A, B: 93.1—116.6 N·m {9.5—11.8 kgf·m, 68.7—85.9 ft·lbf}

  Note
  • When replacing bolt C on the crossmember side, always replace it with a bolt of the same size as the removed one.

3. Tighten the No.1 engine mount bolt C at the specified torque.

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  Tightening torque

  M12 bolt: 93.1—116.6 N·m {9.5—11.8 kgf·m, 68.7—85.9 ft·lbf}
  M14 bolt: 104.2—132.6 N·m {10.6—13.5 kgf·m, 76.9—97.8 ft·lbf}

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

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  Tightening torque

  15.7—23.5 N·m {1.61—2.39 kgf·m, 11.6—17.3 ft·lbf}

5. Temporarily tighten the No.3 engine mount bolt and nuts in the order shown in the figure.

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6. Tighten the No.3 engine mount in the order shown in the figure.

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Tightening Torque

Installation Position | Tightening Torque
--- | ---
1, 2, 7 | 74.5—104.9 N·m {7.60—10.6 kgf·m, 55.0—77.3 ft·lbf}
3, 4, 5, 6 | 43.1—74 N·m {4.40—7.54 kgf·m, 31.8—54.5 ft·lbf}

7. Remove the SST (49 C017 5A0).

8. Install the followitng parts.

  (1) Install the front cooler pipe installation bolt.

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    Tightening Torque
    8—12 N·m {82—122 kgf·cm, 71—106 in·lbf}

  (2) The air cleaner. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-3.7].)

  (3) The cowl panel. (See COWL PANEL REMOVAL/INSTALLATION.)

  (4) The cowl grille. (See COWL GRILLE REMOVAL/INSTALLATION.)

  (5) Tthe windshield wiper arm and blade. (See WINDSHIELD WIPER ARM AND BLADE REMOVAL/INSTALLATION.)

9. Install the coolant reserve tank. (See COOLANT RESERVE TANK REMOVAL/INSTALLATION [MZI-3.7].)

Crankshaft Pulley Lock Bolt Installation Note

1. Rotate the crankshaft clockwise, and set a wrench to the drive plate bolt at the position shown in the figure to lock the crankshaft rotation.

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2. Tighten the new crankshaft pulley lock bolt in 4 steps.

  (1) Tighten to 140 N·m {14 kgf·m, 103 ft·lbf}.

  (2) Loosen 360 ° (one full turn) in reverse order.

  (3) Tighten to 47—53 N·m {4.8—5.4 kgf·m, 35—39 ft·lbf}.

  (4) Tighten 85 °—95 °.

3. Verify the tightening torque for the drive plate installation bolt to which the wrench has been set. (See COOLANT RESERVE TANK REMOVAL/INSTALLATION [MZI-3.7].)

4. Install the cover as shown in the figure.

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