Front Crankshaft Seal: Service and Repair

FRONT OIL SEAL REPLACEMENT [MZR 2.0, MZR 2.5]

1. Remove the battery cover. Removal and Replacement

2. Disconnect the negative battery cable. Removal and Replacement

3. Remove the plug hole plate. Plug Hole Plate Removal/Installation

4. Disconnect the wiring harness.

5. Remove the ignition coils. Service and Repair

6. Remove the spark plugs. Service and Repair

7. Remove the ventilation hose.

8. Remove the oil level gauge.

9. Remove the cylinder head cover. Service and Repair

10. Remove the front wheel and tire. (RH) Service and Repair

11. Remove the aerodynamic under cover No.2 and splash shield as a single unit. Aerodynamic Under Cover No. 2 Removal/Installation Splash Shield Removal/Installation

12. Remove the nut shown in the figure and set the power steering pipe component out of the way.
MZR 2.0





MZR 2.5






13. Remove the drive belt. Service and Repair

14. Disconnect the drive shaft (RH) from joint shaft, set the drive shaft (RH) out of the way. (MTX) Drive Shaft Removal/Installation

15. Remove in the order indicated in the table.

16. Install in the reverse order of removal.









Crankshaft Pulley Lock Bolt Removal Note

1. Remove the cylinder block lower blind plug.

2. Install the SST.






3. Turn the crankshaft clockwise until the crankshaft is in the No.1 cylinder top dead center (TDC) position (until the balance weight is attached to the SST).

4. Hold the crankshaft pulley using the SSTs.






Front Oil Seal Removal Note

1. Cut the oil seal lip using a utility knife.

2. Remove the oil seal using a screwdriver wrapped with a rag.






Front Oil Seal Installation Note

1. Apply clean engine oil to the oil seal lip.

2. Push the oil seal slightly in by hand.

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











Front oil seal press-in amount
- 0-0.5 mm {0-0.019 in}

Crankshaft Pulley Lock Bolt Installation Note

1. Install the SST on the camshaft as shown in the figure.






2. Verify that No.1 cylinder is at TDC of the compression stroke. (Position counterweight contacts SST.)

3. To position the crankshaft pulley, temporarily tighten it and, using a suitable bolt (M6 X 1.0), fix the crankshaft pulley to the engine front cover.






4. Hold the crankshaft pulley using the SSTs.






5. Tighten the crankshaft pulley lock bolt in the order shown in the following two steps.

Tightening torque
- Step 1: 96-104 Nm {9.8-10 kgf-m, 71-76 ft-lbf}
- Step 2: 87-93°

6. Remove the M6 x 1.0 bolt.

7. Remove the SST from the camshaft.

8. Remove the SST from the cylinder block lower blind plug hole.

9. Verify that the teeth of the crankshaft pulley pulse wheel and the detection area of the crankshaft position sensor are installed to the correct positions. Service and Repair

10. Rotate the crankshaft clockwise 2 turns until the TDC position.

- If not aligned, loosen the crankshaft pulley lock bolt and repeat from Step 1.

11. Install the cylinder block lower blind plug.






Tightening torque
- 18-22 Nm {1.9-2.2 kgf-m, 14-16 ft-lbf}