Installing cylinder head cover

Screw connection of the cylinder head cover

Fig 1: Cylinder Head Cover Screws Tightening Sequence

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Cylinder head cover

1 - 15 Screws

NOTE: TECHNICAL INFORMATION
When assembling, it is essential to observe screwing sequences and tightening torques.
Failure to comply with the regulations can lead to leaks and damage.

NOTE: TECHNICAL INFORMATION
Depending on the build level, different cylinder head covers and therefore different profile seals can be fitted.
Identify suitable cylinder head cover in the applicable BMW parts catalogue and perform the corresponding variant of the work steps.

Version with a profile seal:
Replace the profile seal (1).

Parts: Profile seal

Insert and install the profile seal (1).

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Version with multiple profile seals:
Replace the profile seals (arrows).

Parts: Profile seals

Insert and install the profile seal (1).

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Insert and position the cylinder head covers (A).
Ensure that the profile seal is positioned correctly on cylinder head cover (A).
Turn all the screws in the order from (1) to (15) until hand-tight.

Tighten all screws in the sequence (1) to (15).

TIGHTENING TORQUE SPECIFICATIONS

Cylinder head cover to cylinder head
M6x27	Tightening torque	8 Nm
	Tightening torque	11 Nm

Fig 2: Cylinder Head Cover Screws Tightening Sequence

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Guide in and position the wiring harness section (3) for the engine.
Secure clamps (2).
Connect and lock the connector (1).
Make sure the connector (1) engages audibly.

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Insert and position the fuel supply line (2).

Tighten the screws (1).

TIGHTENING TORQUE SPECIFICATIONS

Fuel delivery line to cylinder head cover
M6x18	tightening torque	7 Nm

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Secure the coolant return line (2) on the holder (3).

Tighten down screw (1).

TIGHTENING TORQUE SPECIFICATIONS

Coolant line to cylinder head
M6	Tightening torque	8 Nm

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Insert and install the wiring harness section (2) for the engine.
Tighten down screw (1).

TIGHTENING TORQUE SPECIFICATIONS

Wiring harness section for engine to cylinder head cover
M6	Tightening torque	8 Nm

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Follow-up work

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 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 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 CONNECTING THE BATTERY EARTH LEAD .
Refer to INSTALLING ACOUSTIC COVER .
Refer to CHECKING ENGINE OIL LEVEL .