Timing Chain: Service and Repair
TIMING CHAIN REMOVAL/INSTALLATION [L3]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 sire dangerous. Fuel can ignite and cause serious Injuries or death and damage. Fuel can also irritate skin and eyes. To prevent this, always complete the Fuel Line Safety Procedure.
1. Remove the following parts.
1. Plug hole plate
2. Plug hole plate bracket
3. Battery cover
2. Disconnect the negative battery cable.
3. Remove the following parts.
1. Ignition coils
2. Front wheel and tire (RH)
3. Under cover and splash shields
4. Crankshaft position (CKP) sensor
5. Drive belt
6. A/C compressor with the oil hose still connected and position the A/C compressor aside so that it is out of the way
7. Coolant reserve tank with the hose still connected and position the coolant reserve tank so that it is out of the way
4. Remove in the order indicated in the table.
5. Install in the reverse order of removal.
6. Start the engine.
7. Inspect the following and adjust if necessary.
- Pulley and belt for runout and contact
- Leakage of engine oil a Ignition timing, idle speed, and amount of CO and HC
- Engine-driven accessories operation
Crankshaft Pulley Lock Bolt Removal Note
1. Remove the cylinder block lower blind plug.
2. Install the SST.
3. Turn the crankshaft clockwise the crankshaft is in the No.1 cylinder TDC position (until the balance weight is attached to the SST).
4. Hold the crankshaft pulley using the SSTs.
No.3 Engine Mount Rubber Removal Note
1. Remove the following parts to install the SST.
1. Air cleaner assembly
2. Windshield wiper arm and blade
3. Cowl grille
4. Cowl panel
5. No. 1 reserve tank with the hoes still connected and position the No. 1 reserve tank aside so that it is out of the way
6. Reserve tank bracket
2. Install the SST using the following procedure.
1. Align the rear support rod hole of the SST to the shock absorber upper bolt.
2. Align the front support rod groove of the SST to the folded part of the frame.
3. Suspend the engine using the SST.
Front Oil Seal Removal Note
1. Remove the oil seal using a screwdriver as shown in the figure.
Chain Tensioner Removal Note
1. Unlock the chain tensioner ratchet using a suitable screw driver or equivalent too[.
2. Slowly compress the tensioner piston.
3. Hold the tensioner piston using a 1.5 mm 10.059 inch) wire or paper clip.
Oil Pump Sprocket Removal Note
1. Hold the oil pump sprocket using the SST.
Oil Pump Sprocket Installation Note
1. Hold the oil pump sprocket using the SST.
Timing Chain Installation Note
1. Install the SST to the camshaft as shown in the figure.
2. Install the timing chain.
3. Remove the retaining wire or paper clip from the auto tensioner to apply tension to the timing chain.
Engine Front Cover Installation Note
1. Apply silicone sealant to the engine front cover as shown in the figure.
Caution:
- Install the engine front cover within 10 min of applying the silicone sealant.
- Silicone sealant is not need in area C as indicated due to an existing seal.
- Verify that there is no oil or dust on the seal.
Thickness
A: 2.2 - 3.2 mm (0.087 - 0.125 inch)
B: 1.5 - 2.5 mm (0.059 - 0.098 inch)
2. Install the engine front cover bolts in the order shown in the figure.
Front Oil Seal Installation Note
1. Apply clean engine oil to the oil seal.
2. Push the oil seal slightly in by hand.
3. Compress the oil seal using the SST and a hammer.
Pushing distance of the front oil seal (from the edge of the engine front cover) 0 - 0.5 mm (0 - 0.019 inch)
No.3 Engine Mount Rubber and No.3 Engine Mount Bracket Installation Note
1. Tighten the stud bolt of the No.3 engine mount bracket.
Tightening torque 7.0 - 13.0 Nm (72 - 132 kgf-cm, 152 - 115 inch lbs.)
Note: Tightening stud bolt when the nut of No.3 engine mount nut is loosened.
2. Hand-tighten the No.3 engine mount rubber and No.3 engine mount bracket.
3. Tighten the bolts and nuts in the order as shown in the figure.
Tightening torque 74.5 - 104.9 (7.6 - 10.7 kgf-m, 55.0 - 77.3 ft. lbs.)
Crankshaft Pulley Lock Bolt Installation Note
1. Install the SST to the camshaft as shown in the figure.
2. Verify that cylinder No. 1 is at TDC of the compression stroke. (Position crank weight contacts SST.)
3. To position the crankshaft pulley, temporarily tighten it and, using a suitable bolt (M6 X 1.0 length 25 - 35 mm 10.99 - 1.37 inch)), fix the crankshaft pulley to the engine front cover.
4. Install the SSTs to the crankshaft pulley, lock the crankshaft against rotation, and tighten the crankshaft pulley lock bolt using the following two steps.
5. Tighten the crankshaft pulley lock bolt in the order shown with the following two steps using the SST (49 D032 316).
Tightening torque
1. 96 - 104 Nm (9.8 - 10.6 kgf-m, 70.9 - 76.7 ft. lbs.)
2. 87° V 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.
9. Rotate the crankshaft clockwise two turns until the TDC position.
- If not aligned, loosen the crankshaft pulley lock bolt and repeat from Step 1.
10. Install the cylinder block lower blind plug.
Tightening torque 18 - 22 Nm (1.9 - 2.2 kgf-m, 13.3 - 16.2 ft. lbs.)
Cylinder Head Cover Installation Note
1. Apply silicone sealant to the mating faces as shown in the figure.
Caution: Install the cylinder head cover within 10 min of applying the silicone sealant.
Thickness 4.0 - 7.0 mm (0.16 - 0.24 inch)
2. Install the cylinder head cover with a new gasket.
3. Tighten the bolts in the order shown in the figure.
Tightening torque 8.0 - 10.5 Nm (81.6 - 107.1 kgf-cm, 70.9 - 92.9 inch lbs.)