Workshop Manual

Table Of Contents
© 01/2009 OBJ_DOKU-23458-001.fm
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6
D 2011Cylinder head
TD 2011W 01-01-01
Arrangement of the inlet and exhaust val-
ves.
IN = inlet valve
EX = exhaust valve
Valve overlap means:
The inlet valve starts opening,exhaust
valve closes.
Attention!
In case of internal exhaust gas recircula-
tion, the inlet valve is opened briefly by an
additional cam on the camshaft.
This is not to be confused with the valve
overlap.
INEX EX IN
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Select feeler gauge.
Check the setting on the appropriate valve.
The feeler gauge must pass between the
rocker arm's sliding surface and the valve
without too much resistance.
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Setting valve clearance
Loosen lock nut (1).
Hold adjusting screw (2).
Set valve clearance.
–Inlet
0.3 mm
–Outlet
0.5 mm
If there is not enough valve clearance,
unscrew setting screw (2).
If there is too much valve clearance, turn in
setting screw (2).
2
1
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