Removing the intake camshaft of cylinder bank 1

Preliminary work 

• Refer to DISCONNECTING ALL BATTERY GROUND LEADS .
• Refer to REMOVING THE LEFT AND RIGHT UNDERSHIELD (TANK COVER) .
• Refer to REMOVING THE REAR LEFT AND RIGHT TENSION STRUT .
• Refer to REMOVING THE LEFT AND RIGHT REAR DIFFUSER .
• Refer to REMOVING THE STIFFENING PLATE .
• Refer to REMOVING EXHAUST SYSTEM .
• Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
• Refer to REMOVING THE ACOUSTIC COVER .
• Refer to REMOVING LEFT OXYGEN CONTROL SENSOR .
• Refer to REMOVING RIGHT OXYGEN CONTROL SENSOR .
• Refer to REMOVING SUSPENSION STRUT BRACE .
• Refer to REMOVING RIGHT SUSPENSION STRUT BRACE .
• Refer to REMOVING INTAKE SILENCER HOUSING .
• Refer to REMOVING THE TOP LEFT COVER IN THE ENGINE COMPARTMENT , and REMOVING THE TOP RIGHT COVER IN THE ENGINE COMPARTMENT .
• Refer to REMOVING UPPER CROSS CONNECTION .
• Refer to REMOVING THE TENSION STRUT AT THE SHOCK TOWER ON THE LEFT AND RIGHT .
• Refer to REMOVING THE REAR TOP CROSS CONNECTION .
• Refer to REMOVING THE LEFT UNFILTERED-AIR DUCT .
• Refer to REMOVING FAN COWL .
• Refer to DRAINING THE COOLANT FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
• Refer to RELEASING LEFT CHARGE AIR LINE PARTIALLY .
• Refer to PARTIALLY RELEASING THE RIGHT CHARGE AIR LINE .
• Refer to REMOVING LEFT CLEAN AIR PIPE .
• Refer to REMOVING RIGHT CLEAN AIR PIPE .
• Refer to REMOVING THE COOLANT EXPANSION TANK FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
• Refer to REMOVING DRIVE BELT .
• Refer to REMOVING THE BELT PULLEY ON THE TORSIONAL VIBRATION DAMPER .
• Refer to REMOVING LEFT CHARGE AIR COOLER .
• Refer to REMOVING RIGHT CHARGE AIR COOLER .
• Refer to REMOVING GUIDE TUBE FOR OIL DIPSTICK .
• Refer to REMOVING COVER FOR THE RIGHT DME CONTROL UNIT .
• Refer to REMOVING THE RIGHT UNFILTERED-AIR DUCT .
• Refer to REMOVING THE RIGHT OXYGEN SENSOR MONITOR .
• Refer to RELEASING THE HEAT PROTECTION WIRE RING OF THE LEFT OXYGEN SENSOR MONITOR .
• Refer to REMOVING THE RIGHT-HAND ENGINE VENTILATION LINE AND THE CRANKCASE VENTILATION INTAKE PIPE .
• Refer to REMOVING THE LEFT ENGINE VENTILATION LINE .
• Refer to REMOVING UPPER HEAT SHIELD .
• Refer to RELEASING SCREW BETWEEN THE LEFT AND RIGHT HEAT SHIELD .
• Refer to REMOVING THE LEFT HEAT SHIELD .
• Refer to REMOVING RIGHT HEAT SHIELD .
• Refer to REMOVING THE CATALYTIC CONVERTER FOR CYLINDERS 5 TO 8 .
• Refer to REMOVING THE LEFT AND RIGHT EXHAUST TURBOCHARGER .
• Refer to REMOVING THE IGNITION COILS OF CYLINDERS 1 THROUGH 4 .
• Refer to REMOVING THE IGNITION COIL FROM CYLINDER 5 .
• Refer to PARTIALLY UNDOING WIRING HARNESS FROM RIGHT CYLINDER HEAD COVER .
• Refer to REMOVING RIGHT RAIL .
• Refer to REMOVING FUEL DELIVERY LINE .
• Refer to REMOVING RIGHT HIGH-PRESSURE PUMP .
• Refer to REMOVING FRONT HEAT SHIELD .
• Refer to REMOVING THE INJECTORS FOR CYLINDERS 1 TO 4 .
• Refer to REMOVING VANOS SOLENOID ACTUATOR, EXHAUST OF CYLINDER BANK 1 .
• Refer to REMOVING THE VANOS SOLENOID ACTUATOR INTAKE OF CYLINDER BANK 1 .
• Refer to REMOVING RIGHT CYLINDER HEAD COVER .
• Refer to REMOVING THE SEALING CAP ON THE CYLINDER HEAD OF THE CYLINDER BANK 1 .
• Refer to MOVING THE CRANKSHAFT TO THE INSTALLATION POSITION TO ADJUST THE TIMINGS .
• Refer to CHECKING THE VANOS ADJUSTER OF CYLINDER BANK 1 .
• Refer to RELIEVING THE CHAIN TENSIONER AT CYLINDER BANK 1 FOR CHECKING OR SETTING THE VALVE TIMINGS .
• Refer to REMOVING HYDRAULIC CHAIN TENSIONER OF CYLINDER BANK 1 .
• Refer to PRELOADING THE TIMING CHAIN OF CYLINDER BANK 1 .
• Refer to FIXING THE ENGINE IN THE INSTALLATION POSITION ON CYLINDER 1 (SET VALVE TIMINGS) .
• Refer to REMOVING BOTH RIGHT VANOS ADJUSTERS .
• Refer to REMOVING SPECIAL TOOL FOR FIXING CAMSHAFTS ON BANK 1 .
• Refer to REMOVING THE SPECIAL TOOL TO PRETENSION THE TIMING CHAIN AT CYLINDER BANK 1 .
• Refer to REMOVING RIGHT CYLINDER HEAD .
• Refer to REMOVING THE RIGHT INTAKE PLENUM (CYLINDER HEAD REMOVED) .
• Refer to REMOVING RIGHT VALVETRONIC SERVOMOTOR (CYLINDER HEAD REMOVED) .
• Refer to INSTALLING THE CYLINDER HEAD OF CYLINDER BANK 1 ON THE ASSEMBLY JIG .
• Refer to REMOVING TORSION SPRINGS .
• Refer to REMOVING THE SLIDING BLOCK OF CYLINDER BANK 1 .

• Mark guide bearing shells of the intake camshaft as shown in the graphic from (E1) to (E5).
• Slacken the screws of the guide bearings with position numbers (1) and (4) in multiple steps by one half turn at a time.
• Remove guide bearing shells.
• Remove intake camshaft.

  Courtesy of BMW OF NORTH AMERICA, INC.