Installing the cylinder head cover on the right

NOTE: TECHNICAL INFORMATION
Make sure that there are no particles or impurities in the medium openings. Coolant or foreign substances in the oil can cause engine damage such as damage to the connecting rod bearing.

Close the openings (1) on the cylinder head.

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NOTE: RISK OF DAMAGE
Damage to the surface.
The use of metal-cutting tools (e.g., emery cloths) for cleaning surfaces can damage them and lead to leaks and/or engine damage.

Do not use any metal-cutting tools.

Clean the cylinder head in the area of the sealing surfaces (1) .

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Open the openings (1) on the cylinder head.

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Check the fitting sleeves (1) for damage, replace if necessary.
The fitting sleeves must not be damaged or deformed or missing.

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Replace sealing ring (1) .
Parts: Sealing ring

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Replace the circular seal (1) .
Parts: Seal
Replace seals (2) .
Parts: Seals
Replace seals (3) .

Parts: Seals

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Fastening cylinder head cover on the right

Cylinder head cover: Cylinders 1 to 4

Fig 1: Cylinder Head Cover Screws Tightening Sequence

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NOTE: TECHNICAL INFORMATION
The sealing surfaces must be free of oil, grease and cleaning agents.

Insert cylinder head cover downwards and position it.
Abut bolts (10) and (15) .
The layout of screws (10) and (15) is required for exact positioning of the camshaft position sensors.
Tighten screws in the order (1) to (17) .

TIGHTENING TORQUES SPECIFICATION

Cylinder head cover to cylinder head
M6x30 screw	Tightening torque	10 Nm

Fig 2: Cylinder Head Cover Screws Tightening Sequence

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Fix the starter cable (2) in the clamps (1) .

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Replace the screw (1) .
Parts: Screw
Replace the sealing ring or sealing rings (2) .
Parts: Sealing ring or sealing rings

When installing sealing rings without installation aid (bar), both sealing rings must be replaced.
Position screw (1) with the sealing ring or sealing rings (2) on the oil feed line.
Position oil feed line.

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Determining the screw type and selecting the appropriate socket wrench:

Screw type	Matching socket wrench
Hexagon screw (3)	Commercial socket wrench (1)
Multi-tooth screw (4)	Multi-tooth socket wrench (2)

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Tighten down screw (1) .

TIGHTENING TORQUES SPECIFICATION

Oil feed line to exhaust turbocharger
Banjo bolt M10x1 Replace screw.	Joining torque	8 Nm
Banjo bolt M10x1 Replace screw.	Angle of rotation	70°

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Tighten down screw (1) .

TIGHTENING TORQUES SPECIFICATION

Oil feed line holder to exhaust turbocharger
M6x16 screw	Tightening torque	10 Nm

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Mounting fixture on the right

Position fixture for the right (2) .
Tighten the screws (1) .

TIGHTENING TORQUES SPECIFICATION

mount
M6x16	Tightening torque	8 Nm

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Install both VANOS solenoid actuators of cylinder bank 1

Position VANOS solenoid actuator (1) .
Turn VANOS solenoid actuator (1) about 50° clockwise with the special tool 2 360 895 (2) until the limit positions are on the clamps.

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Position VANOS solenoid actuator (1) .
Turn VANOS solenoid actuator (1) about 50° clockwise with the special tool 2 360 895 (2) until the limit positions are on the clamps.

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Connect connectors (1) and lock.

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Position the positive battery cable.
Tighten nut (1) .

TIGHTENING TORQUES SPECIFICATION

Positive battery cable to alternator
Nut M8	Tightening torque	19 Nm

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Connect connectors (1) and lock.
Insert the cover of the positive battery cable (2) .

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Clip in wiring harness mounting (3) .
Connect connector (2) on Valvetronic servomotor and lock.
Connect the connector (1) to the pressure sensor for intake air and lock it.

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Follow-up work

Refer to INSTALLING FUEL DELIVERY LINE .
Refer to INSTALLING HOLDER WITH THE WIRING HARNESS FOR THE SENSOR SYSTEM OF CYLINDER BANK 2 .
Refer to INSTALLING THE HOLDER WITH THE VEHICLE WIRING HARNESS FOR THE SENSOR SYSTEM OF CYLINDER BANK 1 .
Refer to INSTALLING THE LEFT THROTTLE BODY .
Refer to INSTALLING THE INTAKE PIPE .
Refer to INSTALLING THE LEFT-HAND CHARGE AIR COOLER .
Refer to INSTALLING THE RIGHT-HAND CHARGE AIR COOLER .
Refer to INSTALLING OIL FILLER NECK .
Refer to CLOSING THE COOLANT PUMPS .
Refer to FILLING THE LOW-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
Refer to VENTING THE LOW-TEMPERATURE COOLING SYSTEM .
Refer to INSTALLING THE WHEEL ARCH COVER ON THE FRONT LEFT AND BOTTOM RIGHT .
Refer to INSTALLING DRIVE BELT .
Refer to INSTALLING FAN COWL WITH ELECTRIC MOTOR .
Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
Refer to INSTALLING THE CLEAN AIR PIPE OF CYLINDER BANK 2 .
Refer to INSTALLING RIGHT INTAKE SILENCER HOUSING .
Refer to INSTALLING LEFT INTAKE SILENCER HOUSING .
Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
Refer to INSTALLING FRONT CROSS CONNECTION .
Refer to TIGHTENING THE LEFT FRONT-END STRUT .
Refer to TIGHTENING THE FRONT-END STRUT ON THE RIGHT .
Refer to INSTALLING THE CENTER ENGINE COMPARTMENT COVER .
Refer to INSTALLING THE FRONT HOOD SEAL .
Refer to INSTALLING CATALYTIC CONVERTER NEAR THE ENGINE ABOVE CYLINDER BANK 1 .
Refer to INSTALLING UPPER CATALYTIC CONVERTER NEAR ENGINE FOR BANK 2 .
Refer to INSTALLING HEAT SHIELD, TOP .
Refer to CONNECTING THE EXHAUST SYSTEM .
Refer to REMOVING NEAR-ENGINE CATALYTIC CONVERTER AT THE BOTTOM OF THE CYLINDER BANK 1 .
Refer to REMOVING NEAR-ENGINE CATALYTIC CONVERTER AT THE BOTTOM OF THE CYLINDER BANK 2 .
Refer to INSTALLING THE STIFFENING PLATE .
Refer to REMOVING UNDERBODY PROTECTION AT SIDE RIGHT AND LEFT .
Refer to INSTALLING FRONT UNDERBODY PROTECTION .
Refer to INSTALLING ENGINE VENTILATION LINE OF CYLINDER BANK 1 .
Refer to INSTALLING THE TANK VENTILATION LINE OF CYLINDER BANK 1 PARTIALLY .
Refer to INSTALLING THE ENGINE VENTILATION LINE OF CYLINDER BANK 2 .
Refer to INSTALLING THE OXYGEN SENSOR MONITOR OF CYLINDER BANK 2 .
Refer to CHECKING THE POSITION OF THE HEAT SHIELD .
Refer to INSTALLING EXPANSION TANK FOR THE CHARGE AIR COOLER .
Refer to INSTALLING COOLANT EXPANSION TANK .
Refer to INSTALLING THE LAMBDA OXYGEN SENSOR FOR CYLINDERS 5 TO 8 .
Refer to INSTALLING THE PRIMARY OXYGEN SENSOR FOR CYLINDERS 1 TO 4 .
Refer to INSTALLING THE LEFT HIGH PRESSURE PUMP .
Refer to INSTALLING RIGHT HIGH PRESSURE PUMP .
Refer to INSTALLING THE HOLDER WITH THE VEHICLE WIRING HARNESS FOR THE SENSOR SYSTEM OF CYLINDER BANK 1 .
Refer to INSTALLING THE HOLDER WITH THE VEHICLE WIRING HARNESS FOR THE SENSOR SYSTEM OF CYLINDER BANK 1 .
Refer to INSTALLING THE CENTER COWL UPPER PART .
Refer to INSTALLING TENSION STRUT ON SHOCK TOWER .
Refer to INSTALLING LEFT AND RIGHT WIPER ARM .
Refer to INSTALLING THE REAR RIGHT ENGINE COMPARTMENT COVER .
Refer to INSTALLING THE COVER OF THE ENGINE COMPARTMENT ON THE REAR LEFT .
Refer to INSTALLING INJECTORS .
Refer to ATTACHING CONNECTOR OF THE INJECTORS OF CYLINDER BANK 1 .
Refer to CONNECTING THE CONNECTOR OF THE INJECTORS OF CYLINDER BANK 2 .
Refer to INSTALLING RAIL OF CYLINDER BANK 1 .
Refer to INSTALLING RAIL ON BANK 2 .
Refer to INSTALLING THE IGNITION COILS OF CYLINDER BANK 2 .
Refer to INSTALLING IGNITION COILS OF CYLINDER BANK 1 .
Refer to INSTALLING CONTROL UNIT HOLDER FOR CYLINDERS 1 TO 4 .
Refer to INSTALLING THE COVER PANEL OF THE MASTER DME CONTROL UNIT .
Refer to INSTALLING THE COVER PANEL OF THE SLAVE DME CONTROL UNIT .
Refer to INSTALLING ACOUSTIC COVER .
Refer to ACTIVATING VEHICLE ELECTRICAL SYSTEM .
Refer to EVACUATING AND CHARGING CONDITIONING .