Installing the right cylinder head
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CAUTION:
Heavy component
.
Heavy components can lead to injury or damage .
Heavy components can lead to injury or damage .
- Remove and install heavy components with the aid of another person/other persons.
CAUTION:
Swirling dirt particles caused by compressed air
.
Injury hazard!
Injury hazard!
- Collect dirt particles, e.g. when blowing out, use cloth to do so.
- Wear safety goggles.
NOTE:
RISK OF DAMAGE
Damage to guide rails .
The application of great force can damage the guide rails of the timing chain .
Damage to guide rails .
The application of great force can damage the guide rails of the timing chain .
- When removing and installing the cylinder head, make sure that the cylinder head does not damage the guide rail.
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 .
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.
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.
When assembling, it is essential to observe screwing sequences and tightening torques.
Failure to comply with the regulations can lead to leaks and damage.
- Check if there are fluids or foreign materials present in the cylinder bores (1); remove fluids or foreign materials where required.
- Check the fitting sleeves (1) for correct seating and damage and replace if necessary.
- Close oil hole in the area (1) with a classification B plug from the set of special tools 2 364 711
.
- Clean sealing surface (1) with special tool 0 495 103 (11 4 471)
from the set of special tools 0 495 102 (11 4 470)
.
- Clean sealing surface (1) with special tool 0 495 104 (11 4 472)
from the set of special tools 0 495 102 (11 4 470)
.NOTE: TECHNICAL INFORMATION
If there are foreign bodies or fluids present in the bores, the tightening torque values can be falsified. - Clean bores of cylinder head bolts (1) with compressed air.
- Clean sealing surface (1) with special tool 0 495 103 (11 4 471)
from the set of special tools 0 495 102 (11 4 470)
.
- Clean sealing surface (1) with special tool 0 495 104 (11 4 472)
from the set of special tools 0 495 102 (11 4 470)
.
- Replace cylinder head gasket (1).
Parts: Cylinder head gasket
- Replace screws.
Parts: screw
- Position cylinder head gasket (1) on the fitting sleeves on the engine block.
If the cylinder head was reworked, then a thicker cylinder head gasket is to be installed .
NOTE: TECHNICAL INFORMATION
The work must be performed with vehicle care to prevent component damage. - Attach the special tool 0 490 561 (11 0 000) on the retaining tab (1) and on the special tool 0 494 116 (11 8 352) from the set of special tools 0 493 997 (11 8 350).
- Position cylinder head with a workshop crane.NOTE: TECHNICAL INFORMATION
The work must be performed with vehicle care to prevent component damage. - Insert and install the cylinder head with a workshop crane and 3 support persons carefully.
- When feeding in and installing the cylinder head (1), make sure that the slide rails and timing chain (2) are not damaged.
- Detach the special tool 0 490 567 (11 0 020)
on the retaining tab (1) and on the special tool 0 494 116 (11 8 352) from the set of special tools 0 493 997 (11 8 350).
Tightening right cylinder head
Tightening the right cylinder head
- Tighten screws in the order (1) to (10).TIGHTENING TORQUE SPECIFICATIONS
Cylinder head bolt M11 Replace screws. Joining torque 30 Nm Angle of rotation 90° Angle of rotation 140° - Detach the special tool 0 490 567 (110 020) on the engine mounting bracket and on the special tool 0 494 116 (11 8 352) from the set of special tools 0 493 997 (11 8 350).
- Loosen screw (1).
- Remove the special tool 0 494 116 (11 8 352) from the set of special tools 0 493 997 (11 8 350) (2) from the support (3).
- Secure the screws (1) to the timing case cover.TIGHTENING TORQUE SPECIFICATIONS
Cylinder head bolt to timing case cover M8x30 tightening torque
23 Nm - Replace sealing ring (1).
Parts: Sealing ring
- Position sealing ring (1) on the bearing screw (2).
- Position the slide rail.
- Tighten the screw (1) of the slide rail on the cylinder head of cylinder bank.TIGHTENING TORQUE SPECIFICATIONS
Slide rail to cylinder head Bearing screw tightening torque
25 Nm - Fasten the wiring harness section (4) at the clamp (arrowed).
- Fasten the plug connector (3) using the clamp (arrowed).
- Connect connectors (2) and lock.
The connector (2) must engage audibly.
- Secure the positive battery cable (1) at the clamp (arrowed).
- Connect the connector (1) to the pressure sensor on the intake plenum and lock audibly.
- Connect the connector (2) to the servomotor and lock audibly.
- Install the heat shield (2) on the rear of the cylinder head.
- Tighten down screws (1).TIGHTENING TORQUE SPECIFICATIONS
Heat protection plate M6x16 tightening torque
10 Nm
Follow-up work
- Refer to INSTALLING BOTH RIGHT VANOS ADJUSTERS .
- Refer to REMOVING THE SPECIAL TOOL TO PRETENSION THE TIMING CHAIN AT CYLINDER BANK 1 .
- Refer to INSTALLING THE HYDRAULIC CHAIN TENSIONER OF CYLINDER BANK 1 .
- Refer to INSTALLING THE SEALING CAP ON THE CYLINDER HEAD OF CYLINDER BANK 1 .
- Refer to INSTALLING THE CYLINDER HEAD COVER ON THE RIGHT .
- Refer to INSTALLING VANOS SOLENOID ACTUATOR, EXHAUST OF CYLINDER BANK 1 .
- Refer to INSTALLING THE VANOS SOLENOID ACTUATOR INTAKE OF CYLINDER BANK 1 .
- Refer to INSTALLING FRONT HEAT SHIELD .
- Refer to INSTALLING THE INJECTORS FOR THE CYLINDERS 1 TO 4 .
- Refer to INSTALLING RIGHT HIGH PRESSURE PUMP .
- Refer to INSTALLING THE RIGHT HIGH-PRESSURE RAIL .
- Refer to INSTALLING FUEL DELIVERY LINE .
- Refer to PARTIALLY ATTACHING THE WIRING HARNESS FROM THE RIGHT CYLINDER HEAD COVER .
- Refer to INSTALLING THE IGNITION COIL OF CYLINDER 5 .
- Refer to INSTALLING THE IGNITION COILS OF CYLINDERS 1 TO 4 .
- Refer to INSTALLING GUIDE TUBE FOR OIL DIPSTICK .
- Refer to INSTALLING THE LEFT AND RIGHT EXHAUST TURBOCHARGER .
- Refer to INSTALLING THE RIGHT-HAND CHARGE AIR COOLER .
- Refer to INSTALLING THE LEFT-HAND CHARGE AIR COOLER .
- Refer to INSTALLING RIGHT CLEAN AIR PIPE .
- Refer to INSTALLING LEFT CLEAN AIR PIPE .
- Refer to CONNECTING THE RIGHT CHARGE AIR LINE TO THE EXHAUST TURBOCHARGER .
- Refer to CONNECTING THE LEFT CHARGE AIR LINE TO THE EXHAUST TURBOCHARGER .
- Refer to INSTALLING THE BELT PULLEY ON THE TORSIONAL VIBRATION DAMPER .
- Refer to INSTALLING DRIVE BELT .
- Refer to INSTALLING THE COOLANT EXPANSION TANK FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
- Refer to CONNECTING THE COOLANT HOSE TO THE AUXILIARY COOLANT PUMP .
- Refer to INSTALLING FAN COWL .
- Refer to INSTALLING THE CATALYTIC CONVERTER FOR CYLINDERS 5 TO 8 .
- Refer to INSTALLING RIGHT HEAT SHIELD .
- Refer to INSTALLING LEFT HEAT SHIELD .
- Refer to TIGHTENING SCREW BETWEEN THE LEFT AND RIGHT HEAT SHIELD .
- Refer to INSTALLING HEAT SHIELD, TOP .
- Refer to INSTALLING THE RIGHT-HAND ENGINE VENTILATION LINE AND THE CRANKCASE VENTILATION INTAKE PIPE .
- Refer to INSTALLING THE LEFT ENGINE VENTILATION LINE .
- Refer to INSTALLING THE RIGHT MONITORING OXYGEN SENSOR .
- Refer to MOUNTING THE HEAT PROTECTION WIRE RING OF THE LEFT OXYGEN SENSOR MONITOR .
- Refer to INSTALLING THE RIGHT UNFILTERED-AIR DUCT .
- Refer to INSTALLING COVER FOR THE RIGHT DME CONTROL UNIT .
- Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
- Refer to INSTALLING TENSION STRUT ON LEFT AND RIGHT SHOCK TOWER .
- Refer to INSTALLING UPPER CROSS CONNECTION .
- Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT , and INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE TOP RIGHT .
- Refer to INSTALLING INTAKE FILTER HOUSING .
- Refer to INSTALLING THE RIGHT STRUT BRACE .
- Refer to INSTALLING THE STRUT BRACE .
- Refer to INSTALLING THE RIGHT LAMBDA OXYGEN SENSOR .
- Refer to INSTALLING THE LEFT LAMBDA OXYGEN SENSOR .
- Refer to INSTALL ACOUSTIC COVER .
- Refer to INSTALLING FRONT UNDERBODY PROTECTION .
- Refer to INSTALLING EXHAUST SYSTEM .
- Refer to INSTALLING THE STIFFENING PLATE .
- Refer to INSTALLING THE LEFT AND RIGHT REAR DIFFUSER .
- Refer to INSTALLING THE REAR LEFT AND RIGHT TENSION STRUT .
- Refer to INSTALLING THE LEFT AND RIGHT UNDERSHIELD (TANK COVER) .
- Refer to CONNECTING ALL BATTERY GROUND LEADS .
- Refer to FILLING AND VENTING THE LOW-TEMPERATURE COOLANT CIRCUIT .