7.5 Valve Drive
7.5.1 Valve clearance – Check and adjustment
Preconditions
☑ Engine is stopped and starting disabled.
☑ Engine coolant temperature is max. 40 °C.
☑ Valves are closed.
Special tools, Material, Spare parts
Designation / Use Part No. Qty.
Torque wrench, 20–100 Nm
F30026582 1
Box wrench bit, 17 mm
F30030450 1
Feeler gauge
Y4342013 1
Preparatory steps
1. Remove cover plate (2).
2. Remove cylinder head cover (→ Page 158).
3. Bar engine manually in engine direction of ro-
tation until the markings (1) are aligned.
MS150031/06E 2016-010 | Valve Drive | 155
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