Timing Cover: Service and Repair

Timing cover

To remove

Method excluded for power train removed and mounted in fixture.





1 Remove the dipstick.
2 Remove the idler pulley.
3 Remove the power steering pump and its bracket with the lifting eye.
4 Remove the water pump and the sleeve with O-rings.





5 Remove the protective plate and oil sump. Leave the guide sleeve in the cylinder block. Wipe up any oil that has dripped .
6 Use flywheel locking segment 83 94 86. Remove the crankshaft pulley.
7 Disconnect the crankcase breather hose from the oil sump.





8 Remove the locating pins in the timing cover by cutting an internal thread in them using a 3/8" UNC thread tap and withdraw them with sliding hammer 83 90 270.
9 Remove all timing cover retaining bolts.
10 Pull the timing cover away, starting at the bottom.
11 Then lift the cover out wards /downwards to avoid damaging the gasket at the cylinder head.

To fit
1 Thoroughly remove all remains of sealant on all surfaces. Wash clean with benzines.
2 Apply a bead of Locative 518 about 1 mm thick along the middle of the sealing surfaces.





3 Fit the timing cover, carefully turning it into position. Fit the retaining bolts but do not tighten them. Tap the locating pins in place
4 Tighten the timing cover, using a torque wrench.
Tightening torque 22 Nm (16 ft. lbs.).





5 Inspect the water pump's O-rings and change them if necessary. Clean the hole in the block and tighten the sleeve, using a torque wrench, with its large wing pointing horizontally towards the flywheel end. Lubricate the O-rings with petroleum jelly (Vaseline) and fit the water pump.





6 Fit the crankshaft pulley. Use flywheel locking segment 83 94 868.
Tightening torque 175 Nm (130 ft. lbs.).
7 Make sure that there are no impurities or other foreign matter in the oil sump and clean its sealing surface.
8 Apply an even bead of Locative 518 on the oil sump's sealing surface and fit the oil sump in place.
Tightening torque 22 Nm (16 ft. lbs.).
9 Fit the protective plate, plug in the oil level sensor connector and press the cable back into its clamps.
10 Check that the oil plug is properly tightened and connect the cables to the oil pressure sensor, generator and starter motor. Tightening torque 25 Nm (19 ft. lbs.).