Check the VANOS adjuster of cylinder bank 2
WARNING:
Hot surfaces
.
Risk of burning!
Risk of burning!
- Perform all work only on components that have cooled down.
WARNING:
Vehicle may slip off the vehicle hoist if the vehicle hoist is handled incorrectly
.
Danger! Immobilization period-threatening injuries!
Danger! Immobilization period-threatening injuries!
- Observe safety instructions on raising the vehicle using a vehicle hoist.
- For additional information see: 00 02 001 RAISING THE VEHICLE WITH A VEHICLE LIFT .
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.
NOTE:
RISK OF DAMAGE
Electrostatic discharge .
Damage to or destruction of electrical components .
Electrostatic discharge .
Damage to or destruction of electrical components .
- Leave the electrical components in their original packaging until they are being installed. Only use the original packaging for returning the product. Always package removed components straight away.
- Read and comply with user information on using the associated special tool 12 7 060.
- Only tap the housings of electrical components. Do not tap pins or multi-pin connectors directly.
- Wear electrically conductive clothing and antistatic shoes (with ESD symbol).
- For additional information see: NOTES ON ESD PROTECTION (ELECTRO STATIC DISCHARGE) .
NOTE:
RISK OF DAMAGE
Contaminant or foreign body .
Contamination can result in malfunctions, loss of function or leaks .
Contaminant or foreign body .
Contamination can result in malfunctions, loss of function or leaks .
- Adhere to the utmost cleanliness.
- Protect components from contamination e.g. by covering.
- Close off line connections with seal plugs.
NOTE:
TECHNICAL INFORMATION
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
Collect and dispose of emerging fluids. Observe country-specific waste disposal regulations.
NOTE:
TECHNICAL INFORMATION
For exhaust turbocharger damage: Check the pressure pipes, charge air cooler and intake plenum for foreign matter, damage and correct functionality.
If the oil return line is exchanged, then the connecting pipe to the oil sump must ALWAYS be cleaned, as the connecting pipe can coke.
For exhaust turbocharger damage: Check the pressure pipes, charge air cooler and intake plenum for foreign matter, damage and correct functionality.
If the oil return line is exchanged, then the connecting pipe to the oil sump must ALWAYS be cleaned, as the connecting pipe can coke.
NOTE:
TECHNICAL INFORMATION
The sealing surfaces must be free of oil, grease and cleaning agents.
The sealing surfaces must be free of oil, grease and cleaning agents.
Preliminary work
- SUCTIONING THE AIR CONDITIONING .
- REMOVING LUGGAGE COMPARTMENT FLOOR COVERING .
- REMOVING THE LOADING EDGE TRIM .
- REMOVING TRUNK COMPARTMENT LIGHT .
- REMOVING THE UPPER LUGGAGE COMPARTMENT TRIM PANELS .
- PARTIALLY REMOVING LEFT AND RIGHT LUGGAGE COMPARTMENT WHEEL ARCH TRIM PANEL .
- REMOVING THE COVER FOR THE WATER CHANNEL LEFT AND RIGHT .
- REMOVING THE TAIL LIGHT ON THE LEFT AND RIGHT SIDE PANEL .
- REMOVING THE UNDERBODY PLANKING OF THE TRANSMISSION ON THE SIDE .
- REMOVING THE CONNECTING SUPPORT FROM THE TUNNEL .
- REMOVING THE TORSION STRUT ON THE REAR LEFT AND RIGHT .
- IF INSTALLED: REMOVING THE REAR AXLE COVER .
- REMOVING THE REAR DIFFUSER .
- REMOVING REAR BUMPER TRIM .
- REMOVING BOTH EXHAUST COVERS .
- REMOVING REAR BUMPER PANEL .
- REMOVING EXHAUST SYSTEM .
- REMOVING THE RETAINING BRIDGE .
- REMOVING THE RETAINING BRIDGE IN VEHICLES WITH A GASOLINE PARTICULATE FILTER .
- PARTIALLY REMOVING THE LEFT LAMBDA OXYGEN SENSOR .
- PARTIALLY REMOVING THE LAMBDA OXYGEN SENSOR .
- REMOVING THE LEFT OXYGEN SENSOR MONITOR .
- REMOVING THE RIGHT OXYGEN SENSOR MONITOR .
- REMOVING UPPER HEAT SHIELD .
- REMOVING THE LEFT HEAT SHIELD .
- REMOVING RIGHT HEAT SHIELD .
- REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
- REMOVING THE COVER OF THE REAR RIGHT ENGINE COMPARTMENT .
- REMOVING LEFT AND RIGHT WIPER ARM .
- REMOVING WINDSHIELD PANEL COVER .
- REMOVING TRAILING LINK AT SPRING BOLT .
- REMOVING THE COWL UPPER PART IN THE CENTER .
- LIFTING THE HEAT SHIELD .
- REMOVING THE CATALYTIC CONVERTER FOR CYLINDERS 5 TO 8 .
- REMOVING THE CENTER ENGINE COMPARTMENT COVER .
- REMOVING BOTH FRONT-END STRUTS .
- REMOVING UPPER CROSS CONNECTION .
- REMOVING THE REAR TOP CROSS CONNECTION .
- REMOVING FAN COWL .
- REMOVING DRIVE BELT .
- REMOVING THE BELT TENSIONER .
- REMOVING THE BELT PULLEY ON THE TORSIONAL VIBRATION DAMPER .
- REMOVING THE FRONT BOTTOM SIDE COVER .
- REMOVING THE RIGHT HAND FRONT BOTTOM SIDE COVER .
- REMOVING THE FRONT UNDERBODY PROTECTION .
- REMOVING THE FRONT THRUST FIELD .
- DRAINING COOLANT .
- REMOVING THE COOLANT PUMP .
- RELEASING LEFT CHARGE AIR LINE PARTIALLY .
- PARTIALLY RELEASING THE RIGHT CHARGE AIR LINE .
- REMOVING BOTH CHARGE AIR COOLERS .
- REMOVING THE CLEAN AIR PIPE OF CYLINDER BANK 1 .
- REMOVING THE CLEAN AIR PIPE OF CYLINDER BANK 2 .
- REMOVING THE IGNITION COILS OF CYLINDERS 1 AND 5 .
- REMOVING IGNITION COIL OF CYLINDER BANK 2 .
- REMOVING FUEL DELIVERY LINE .
- REMOVING LEFT HIGH PRESSURE PUMP .
- REMOVING THE HIGH-PRESSURE RAIL ON THE LEFT .
- REMOVING THE INJECTORS FOR CYLINDERS 5 TO 8 .
- REMOVING VANOS SOLENOID ACTUATOR, EXHAUST OF CYLINDER BANK 2 .
- REMOVING VANOS SOLENOID ACTUATOR, INTAKE OF CYLINDER BANK 2 .
- REMOVING THE LEFT AND RIGHT EXHAUST TURBOCHARGER .
- REMOVING FRONT HEAT SHIELD .
- REMOVING THE OIL FEED LINE AT THE EXHAUST TURBOCHARGER FOR CYLINDERS 5 TO 8 .
- REMOVING LEFT CYLINDER HEAD COVER .
- REMOVING THE PRESSURE LINE BETWEEN THE EVAPORATOR AND THE AIR CONDITIONING CONDENSER .
- REMOVING GUIDE TUBE FOR OIL DIPSTICK .
- REMOVING THE SEALING CAP ON THE CYLINDER HEAD OF THE CYLINDER BANK 1 .
Check
- Check the lock of intake and exhaust camshaft adjusters.
- Position open-end spanner (1) on the hexagon head of the camshaft (2) .
- Move open-end spanner slightly back and forward in direction of arrow.
- The camshafts must have a frictional connection to the VANOS adjusters (2) .
Result
» Camshafts are connected to the VANOS adjusters (2) with frictional connections.
Measure
- Continue the repair with the next step.
Result
» If no frictional connection exists, replace the affected VANOS adjuster.
Measure
- Replace the affected VANOS adjuster.
Measure
- Check timing again.