Install intake camshaft

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Coat all bearing positions (1) with fresh motor oil.

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Check the fitting sleeves (1) for correct fit and damage and replace as needed.

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Insert the intake camshaft (1) into the cylinder head in such a way that the mark (2) points up.

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NOTE: TECHNICAL INFORMATION
The camshaft bearing caps must not be mixed up. The camshaft bearing caps must be installed in the installation position from which they were removed.

Position the intake camshaft bearing cap on the cylinder head.

NOTE: The intake camshaft bearing caps are legibly labeled from the intake side with E1, E2, E3, E4 and E.

NOTE: Intake camshaft bearing cap E is a thrust bearing.

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Check the tensile strength of the screws for the bearing caps.
The graphic shows the screw with the tensile strength of 8.8 .

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Check the tensile strength of the screws for the bearing caps.

The graphic shows the screw with the tensile strength of 10.9 .

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NOTE: TECHNICAL INFORMATION
The camshaft is under tension due to the valve springs. Tighten or loosen each screw on the camshaft bearing caps in the prescribed sequence only by half a turn. Repeat procedure.

Press down the intake camshaft bearing cap and stepwise apply the screws in the order (1) to (10) until hand-tight.

Join the screws in sequence (1) to (10) in half turns .
Observe the joining torque .
Tighten all screws in the sequence from (1) to (10) .

Fig 1: Intake Camshaft Bearing Caps Screws Tightening Sequence

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TIGHTENING TORQUE SPECIFICATIONS

Intake camshaft to cylinder head
M6 Tensile strength of screw 8.8	Joining torque	9.6 Nm
M6 Tensile strength of screw 8.8	tightening torque	9.6 Nm
M6 Tensile strength of screw 10.9	Joining torque	11.8 Nm
M6 Tensile strength of screw 10.9	tightening torque	11.8 Nm

Follow-up work

Refer to INSTALLING ALL INTERMEDIATE LEVERS .
Refer to INSTALLING ALL GATES .
Refer to INSTALLING TORSION SPRINGS .
Refer to ADJUSTING THE CAMSHAFTS WITH THE SPECIAL TOOL .
Refer to INSTALLING THE INTAKE ADJUSTER .
Refer to INSTALLING EXHAUST CAMSHAFT ADJUSTER .
Refer to INSTALLING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
Refer to INSTALLING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
Refer to PRE-TENSIONING THE TIMING CHAIN WITH THE SPECIAL TOOL .
Refer to TIGHTENING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
Refer to TIGHTENING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
Refer to DISASSEMBLING ALL SPECIAL TOOLS .
Refer to INSTALLING CHAIN TENSIONER .
Refer to CHECKING THE TIMINGS OF THE CAMSHAFT .
Refer to INSTALLING CYLINDER HEAD COVER .
Refer to ROTATING THE CAM OF THE HIGH-PRESSURE PUMP DRIVE TO THE BDC POSITION .
Refer to INSTALLING HIGH PRESSURE PUMP .
Refer to INSTALLING BOTH ACTUATORS .
Refer to PREPARING THE INJECTORS FOR INSTALLATION .
Refer to INSTALLING INJECTORS .
Refer to INSTALLING THE HIGH-PRESSURE LINE BETWEEN THE HIGH-PRESSURE RAIL AND THE HIGH-PRESSURE PUMP .
Refer to INSTALLING ALL SPARK PLUGS .
Refer to INSTALLING THE IGNITION COILS .
Refer to PREPARING FOR THE INSTALLATION OF THE CLEAN AIR PIPE .
Refer to INSTALLING CLEAN AIR PIPE .
Refer to IF INSTALLED: PARTIALLY INSTALLING ENGINE VENTILATION LINE .
Refer to INSTALLING THE REAR BULKHEAD .
Refer to INSTALLING THE INTAKE PLENUM .
Refer to INSTALLING THE TANK VENT VALVE .
Refer to INSTALLING INTAKE SILENCER HOUSING .
Refer to INSTALLING THE INTAKE MANIFOLD FOR THE INTAKE FILTER HOUSING .
Refer to INSTALLING THE UPPER FIREWALL COVER PANEL .
Refer to INSTALLING THE STRUT BRACE .
Refer to INSTALLING THE FRONT RIGHT WHEEL ARCH COVER .
Refer to INSTALLING THE FRONT RIGHT WHEEL .
Refer to INSTALLING THE FRONT UNDERBODY PROTECTION .
Refer to CONNECTING THE BATTERY EARTH LEAD .
Refer to INSTALLING ACOUSTIC COVER .
Refer to CHECKING ENGINE OIL LEVEL .