Bolt tightening diagram for cylinder head cover - AR01.20-P-5014-03VA (ML350)

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CYLINDER HEAD

Number	Designation				Engine 272
BA01.30-P-1004-01O	Bolt of cylinder head cover on cylinder head	M7	1st stage	Nm	12
BA01.30-P-1004-01O	Bolt of cylinder head cover on cylinder head		2nd stage	∠ °	90

Right cylinder head cover

Tighten cylinder head cover bolts in the numerical sequence.

Tighten bolts (1-18) in the 1st stage.
Tighten bolts (1-18) in the 2nd stage.

Fig 1: Identifying Tightening Sequence For Right Cylinder Head Cover Bolts
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Left cylinder head cover

Tighten cylinder head cover bolts in the numerical sequence.

Tighten bolts (1-18) in the 1st stage.
Tighten bolts (1-18) in the 2nd stage.

Fig 2: Identifying Tightening Sequence For Left Cylinder Head Cover Bolts
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.