Remove the special tools to disconnect the crankshaft

• Remove special tool 0 493 882 (11 9 190) (1).
• Release the screw (2) of the belt pulley.
• Remove special tool 0 496 366 (11 8 570) (3).

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING THE SEALING CAP ON THE CYLINDER HEAD OF CYLINDER BANK 2 .
• Refer to INSTALLING THE LEFT CYLINDER HEAD COVER .
• Refer to INSTALLING THE VANOS SOLENOID ACTUATOR EXHAUST OF CYLINDER BANK 2 .
• Refer to INSTALLING VANOS SOLENOID ACTUATOR, INTAKE OF CYLINDER BANK 2 .
• Refer to INSTALLING THE LEFT HIGH PRESSURE PUMP .
• Refer to INSTALLING FUEL DELIVERY LINE .
• Refer to INSTALLING THE INJECTORS FOR THE CYLINDERS 5 TO 8 .
• Refer to INSTALLING THE HIGH-PRESSURE RAIL ON THE LEFT .
• Refer to FASTENING THE WIRING HARNESS SECTION TO THE LEFT CYLINDER HEAD COVER .
• Refer to INSTALLING THE IGNITION COILS OF CYLINDER 5-8 .
• Refer to INSTALLING THE IGNITION COIL OF CYLINDER 1 .
• Refer to INSTALLING THE BELT PULLEY ON THE TORSIONAL VIBRATION DAMPER .
• Refer to INSTALLING THE BELT TENSIONER .
• Refer to INSTALLING COOLANT PUMPS .
• Refer to INSTALLING THE RIGHT-HAND CHARGE AIR COOLER .
• Refer to INSTALLING THE LEFT-HAND CHARGE AIR COOLER .
• Refer to INSTALLING DRIVE BELT .
• Refer to INSTALLING THE COOLANT EXPANSION TANK FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
• Refer to CONNECTING THE COOLANT HOSES TO THE HIGH-TEMPERATURE COOLANT RADIATOR .
• 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 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 INSTALLING OXYGEN SENSOR ON THE LEFT .
• Refer to INSTALLING THE RIGHT UNFILTERED-AIR DUCT .
• Refer to INSTALLING THE LEFT UNFILTERED-AIR DUCT .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING UPPER CROSS CONNECTION .
• Refer to INSTALLING TENSION STRUT ON LEFT AND RIGHT SHOCK TOWER .
• 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 COVER FOR THE RIGHT DME CONTROL UNIT .
• Refer to INSTALLING THE HOLDER FOR THE DME CONTROL UNIT ON THE LEFT .
• Refer to INSTALLING THE DME CONTROL UNIT OF CYLINDERS 5 TO 8 .
• Refer to INSTALLING COVER FOR THE LEFT DME CONTROL UNIT .
• Refer to INSTALLING THE TENSION STRUT ON THE RIGHT SHOCK TOWER .
• 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 INSTALLING 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 .
• Refer to FILLING AND VENTING THE HIGH-TEMPERATURE COOLANT CIRCUIT .