Installing cylinder head cover

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Bolts of the cylinder head cover

Fig 1: Cylinder Head Cover Bolts Tightening Sequence

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1 Bolts of the cylinder head cover

21 - A Cylinder head cover

NOTE: RISK OF DAMAGE
Improper routing of cables and wiring harnesses .
Trapped, crushed or damaged cables may cause short circuits and malfunctions .

Route all cables without abrasions, do not trap and crush.

NOTE: TECHNICAL INFORMATION
Detents, guides and mounting elements must not be damaged or missing.

There must be no oil or grease on sealing surface (1) .

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Replace the seals (1) .
Parts: Seals

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Insert and install the cylinder head cover (1) .

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Make sure that the cylinder head cover (1) is correctly installed in the marked area on the high pressure pump bracket (2) .
The cylinder head cover (1) must not be in the marked area on the high pressure pump bracket (2) .

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Position the cylinder head cover (A) .
Make sure that the cylinder head cover (A) does not touch the high pressure pump bracket!

Tighten all screws in the sequence (1) to (21) .

TIGHTENING TORQUES SPECIFICATION

Cylinder head cover to cylinder head
M6X30	Joining torque	8 Nm

Tighten all screws in the sequence (1) to (21) .

Fig 2: Cylinder Head Cover Screws Tightening Sequence

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TIGHTENING TORQUES SPECIFICATION

Cylinder head cover to cylinder head
M6X30	tightening torque	11 Nm

Insert and install the engine ventilation line (2) .
Ensure that locks (1) engage audibly.

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Feed in and install the wiring harness section (1) for sensor system 2.
Make sure that the locks (arrows) engage audibly.

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Insert and position the holders (4) .

Tighten down screws (3) .

TIGHTENING TORQUES SPECIFICATION

Auxiliary coolant pump holder to cylinder head
M6	tightening torque	7 Nm

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Thread in ground cable (2) and install.

Tighten nut (1) .

TIGHTENING TORQUES SPECIFICATION

Standard screw connection M6
M6	Tightening torque	8 Nm

Connect and lock the connector (1) to the exhaust camshaft sensor.
Make sure the connector (1) engages audibly on the exhaust camshaft sensor.
Secure clamps (2) .

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NOTE: The following step(s) must be performed if the listed component(s) is/are installed.
Feed in and install the differential pressure sensor (3) .

Tighten down screw (2) .

TIGHTENING TORQUES SPECIFICATION

Differential pressure sensor to holder
TS6X18	Tightening torque	3.5 Nm

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Connect and lock the connector (1) .
Make sure the connector (1) engages audibly.
CAUTION:
Improper routing of the positive battery cable .
Risk of short circuits!
- Route the positive battery cable without abrasions and do not trap.
Feed in the bracket (2) of positive battery cable and install.

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Tighten down screws (1) .

TIGHTENING TORQUES SPECIFICATION

Holder, positive battery cable to cylinder head cover
6X18	Tightening torque	6 Nm

Secure clamps (1) .

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Secure clamps (1) .

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Connect and lock the connector (1) on the intake camshaft sensor.
Make sure the connector (1) engages audibly.
Secure clamps (2) .

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Follow-up work

Refer to INSTALLING BOTH ACTUATORS .
Refer to PREPARING THE INJECTORS FOR INSTALLATION .
Refer to INSTALLING THE HIGH-PRESSURE RAIL WITH INJECTORS OF THE CYLINDERS 4 TO 6 .
Refer to INSTALLING THE HIGH-PRESSURE RAIL WITH INJECTORS OF THE CYLINDERS 1 TO 3 .
Refer to INSTALLING HIGH PRESSURE PUMP .
Refer to INSTALLING THE HIGH-PRESSURE LINE BETWEEN THE HIGH-PRESSURE PUMP AND THE HIGH-PRESSURE RAIL .
Refer to INSTALLING FUEL DELIVERY LINE .
Refer to INSTALLING ALL IGNITION COILS .
Refer to INSTALLING ACOUSTIC COVER AT REAR .
Refer to INSTALLING THE CENTER COWL UPPER PART .
Refer to INSTALLING WINDSHIELD PANEL COVER .
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 LEFT AND RIGHT WIPER ARM .
Refer to INSTALLING THE FRONT HOOD SEAL AT THE REAR .
Refer to INSTALLING THE STRUT BRACE ON THE LEFT AND RIGHT .
Refer to INSTALLING THE CLEAN AIR PIPE AND THE RESONATOR .
Refer to INSTALLING THE INTAKE FILTER HOUSING (TENSION STRUT REMOVED ON SHOCK TOWER) .
Refer to INSTALLING THE TENSION STRUT ON THE RIGHT SHOCK TOWER .
Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
Refer to ACTIVATING THE 48 V ELECTRICAL SYSTEM .
Refer to INSTALLING ACOUSTIC COVER .
Refer to INSTALLING FRONT UNDERBODY PROTECTION .
Refer to TAKING HOOD OUT OF THE SERVICE POSITION .