Timing Chain: Service and Repair

SPECIAL TOOLS REQUIRED (or equivalents)
^ J5825, Crankshaft sprocket remover.
^ J5590, Crankshaft sprocket installer.

REMOVE OR DISCONNECT
1. Timing cover, refer to Timing Cover / Service and Repair.
2. Place # 1 piston at top dead center with the marks on the camshaft and crankshaft sprockets aligned.
3. Camshaft sprocket and chain.

NOTE: If the sprocket does not come off easily, a light blow on the lower edge of the sprocket (with a plastic mallet) should dislodge the sprocket.

4. Crankshaft sprocket with J5825.

INSTALL OR CONNECT
1. Crankshaft sprocket with J5590.
2. Apply Molykote or equivalent to the sprocket thrust surface.
3. Hold the sprocket with the chain hanging down and align the marks on the camshaft and crankshaft sprockets.
4. Align dowel in camshaft with dowel hole in camshaft sprocket.
5. Draw the camshaft sprocket onto camshaft using the mounting bolts and tighten to 20-27 Nm (15-20 ft lb)
6. Lubricate timing chain with engine oil.
7. Timing cover.