Camshaft Gear/Sprocket: Service and Repair

Removal Procedure
1. Disconnect the negative battery cable.
2. Remove the timing belt.





3. Remove the spark plug cover bolts.
4. Remove the spark plug cover.
5. Disconnect the ignition wires from the spark plugs.
6. Disconnect the crankcase breather tubes from the valve cover.
7. Disconnect the camshaft position sensor.





8. Remove the valve cover bolts.
9. Remove the valve cover washers.
10. Remove the valve cover and the valve cover gasket.

Notice: Take extreme care to prevent any scratches, nicks or damage to the camshafts.





11. While holding the intake camshaft firmly in place, remove the intake camshaft gear bolt.
12. Remove the intake camshaft gear.
13. While holding the exhaust camshaft firmly in place, remove the exhaust camshaft gear bolt.
14. Remove the exhaust camshaft gear.

Installation Procedure

Notice: Take extreme care to prevent any scratches, nicks or damage to the camshafts.

1. Install the intake camshaft gear.





2. While holding the intake camshaft firmly in place, install the intake camshaft gear bolt.
Tighten the intake camshaft gear bolt to 50 Nm (37 ft. lbs.).
3. Install the exhaust camshaft gear.
4. While holding the exhaust camshaft firmly in place, install the exhaust camshaft gear bolt.
Tighten the exhaust camshaft gear bolt to 50 Nm (37 ft. lbs.). Using the angular torque gauge KM-470-B, tighten both the intake and the exhaust camshaft gear bolts another 60 degrees plus 15 degrees.
5. Apply a small amount of gasket sealant to the corners of the front camshaft caps and to the top of the rear valve cover-to-cylinder head seal.
6. Install the valve cover and the valve cover gasket.
7. Install the valve cover washers.





8. Install the valve cover bolts.
Tighten the valve cover bolts to 8 Nm (71 inch lbs.).
9. Connect the crankcase breather tubes to the valve cover.
10. Connect the ignition wires to the spark plugs.
11. Install the spark plug cover.





12. Install the spark plug cover bolts.
Tighten the spark plug cover bolts to 3 Nm (27 inch lbs.).
13. Connect the camshaft position sensor.
14. Install the timing belt.
15. Connect the negative battery cable.