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Camshaft and Cam Follower, Remove and Install
(Cylinder Head Installed)
 Remove
Remove battery support – see operation "Battery Support,
Remove and Install" in group "A".
Remove air cleaner housing with air intake cover – see
illustration "Air Ducts (X 16 SZR)" and illustration "Air Ducts (Z
16 SE)".
Remove upper part of toothed belt cover – see operation
"Toothed Belt Cover – Upper Part, Remove and Install".
Remove ribbed V-belts – see operation "Ribbed V-belts,
Remove and Install".
Remove ribbed V-belt tensioner – see operation "Ribbed
V-belt Tensioner, Remove and Install".
Remove lower part of toothed belt cover – see operation
"Toothed Belt Cover – Lower Part, Remove and Install".
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Caution
Before removing the toothed belt – screw fastening bolt of
the torsional vibration damper into crankshaft and position
crankshaft in direction of engine rotation 60° (dimension I) in
front of TDC mark.
Remove
Move toothed belt tension roller upwards against spring force at
tension roller base plate until bore holes align and fix toothed
belt tension roller in place with suitable drift (1).
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Remove toothed belt from camshaft pulley.
Remove camshaft pulley – see operation "Seal Ring in Front
Camshaft Housing, Replace".
Remove DIS ignition module – see operation "DIS Ignition
Module, Remove and Install".
Remove carrier plate from camshaft housing – see operation
"Seal Ring in Rear Camshaft Housing, Replace".
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Remove pressure plate (1) from camshaft housing.
Caution
Cover oil return bore holes in cylinder head during assembly so
thrust pieces cannot fall in.
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Remove
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Attach Valve Lifter Depressor MKM-891 to camshaft housing.
Uniformly compress all cam followers. Pull camshaft (1) out of
camshaft housing. Release valve lifter depressor and remove from
camshaft housing. Remove cam followers and thrust pieces –
lay aside in installation position and note layout.
Inspect
Check all parts for damage and wear and replace if necessary.
When replacing camshaft all cam followers must be replaced. Prior
to installation ensure that crankshaft is 60° before TDC
mark.
Install
Insert thrust pieces and cam followers – note installation
position and allocation. Attach valve lifter depressor onto
camshaft housing and press down all cam followers uniformly. Coat
sliding surfaces with MoS 2 lubricating
paste (grey). Insert camshaft in camshaft housing.
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Install pressure plate on camshaft housing – 8 Nm / 6 lbf.
ft.
Remove
Release tension in valve lifter depressor and remove from
camshaft housing.
Install
Attach carrier plate to camshaft housing – see operation
"Seal Ring in Rear Camshaft Housing, Replace".
Attach DIS ignition module – see operation "DIS Ignition
Module, Remove and Install".
Install camshaft pulley – see operation "Seal Ring in
Front Camshaft Housing, Replace".
Caution
Prior to installation of toothed belt, marks on toothed belt
drive gear and oil pump housing, as well as notches on camshaft
pulley and rear toothed belt cover, must align – see
operation "Timing, Adjust".
Install toothed belt – see operation "Toothed Belt, Remove
and Install".
Remove fastening bolt from toothed belt drive gear and install
toothed belt cover, lower part – see operation "Toothed Belt
Cover, Lower Part, Remove and Install".
Install ribbed V-belt tensioner – see operation "Ribbed
V-belt Tensioner, Remove and Install".
Install ribbed V-belt – see operation "Ribbed V-belt,
Remove and Install".
Install upper part of toothed belt cover – see operation
"Toothed Belt Cover – Upper Part, Remove and Install".
Install air cleaner housing with air intake cover – see
illustration "Air Ducts (X 16 SZR)" and illustration "Air Ducts (Z
16 SE)".
Install battery support – see operation "Battery Support,
Remove and Install" in group "A".
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