Installing timing chain

• Thread in the timing chain (1) on the crankshaft (2) and install.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Replace bearing journal (1).

  Parts:  Bearing journal

• Insert the guide rail (2) and position.
  NOTE: TECHNICAL INFORMATION 
  Clean screw thread.
• Tighten the bearing journals (1).
  TIGHTENING TORQUES SPECIFICATION
  
  

  Bearing journal to crankcase
  Bearing journal Replace bearing journal.	Tightening torque	20 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert and install the tensioning rail (1) on the bearing journal (2).

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING THE REAR TIMING CASE COVER .
• Refer to REFITTING ENGINE OIL PAN .
• Refer to INSTALLING THE FLYWHEEL .
• Refer to INSTALLING STARTER MOTOR .
• Refer to INSTALLING THE ACOUSTIC COVER FOR THE OIL SUMP .
• Refer to REPLACING THE O-RING ON THE BEARING BRACKET .
• Refer to INSTALLING BEARING BRACKET .
• Refer to INSTALLING FRONT AXLE DIFFERENTIAL .
• Refer to SEALING THE OIL DUCT .
• Refer to CLEANING SEALING SURFACES .
• Refer to INSTALLING THE CYLINDER HEAD GASKET .
• Refer to BLOCKING THE CRANKSHAFT IN THE TDC FIRING POSITION OF CYLINDER 1 .
• Refer to INSTALLING THE CYLINDER HEAD .
• Refer to ADJUSTING THE CAMSHAFTS WITH THE SPECIAL TOOL .
• Refer to INSTALLING THE INTAKE ADJUSTER .
• Refer to INSTALLING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
• Refer to INSTALLING EXHAUST CAMSHAFT ADJUSTER .
• Refer to INSTALLING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
• Refer to PRE-TENSIONING THE TIMING CHAIN WITH THE SPECIAL TOOL .
• Refer to TIGHTENING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
• Refer to TIGHTENING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
• Refer to DISASSEMBLING ALL SPECIAL TOOLS .
• Refer to INSTALLING CHAIN TENSIONER .
• Refer to CHECKING THE TIMINGS OF THE CAMSHAFT .
• Refer to INSTALLING THE COOLANT LINE BETWEEN THE CYLINDER HEAD AND THE COOLANT PUMP .
• Refer to INSTALLING THE OIL RETURN LINE FOR THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING CYLINDER HEAD COVER .
• Refer to INSTALLING BOTH ACTUATORS .
• Refer to PREPARING THE INJECTORS FOR INSTALLATION .
• Refer to INSTALLING THE HIGH-PRESSURE RAIL WITH INJECTORS OF THE CYLINDERS 4 TO 6 .
• Refer to INSTALLING RAIL WITH INJECTORS OF CYLINDERS 1 TO 3 .
• Refer to INSTALLING THE HIGH-PRESSURE LINE BETWEEN THE HIGH-PRESSURE PUMP AND THE HIGH-PRESSURE RAIL .
• Refer to INSTALLING HIGH PRESSURE PUMP .
• Refer to INSTALLING FUEL DELIVERY LINE .
• Refer to INSTALLING ALL SPARK PLUGS .
• Refer to INSTALLING ALL IGNITION COILS .
• Refer to INSTALLING CATALYTIC CONVERTER .
• Refer to INSTALLING THE OXYGEN SENSOR MONITOR .
• Refer to INSTALLING LAMBDA OXYGEN SENSOR .
• Refer to INSTALLING THE INTAKE PLENUM .
• Refer to INSTALLING THE TANK VENT VALVE .
• Refer to INSTALLING ACOUSTIC COVER AT REAR .
• Refer to FILLING ENGINE OIL .
• Refer to OPENING THE OIL FILLER CAP .
• Refer to REMOVING THE ENGINE FROM THE ASSEMBLY JIG .
• Refer to MOUNTING THE ENGINE ON THE FRONT AXLE .
• Refer to INSTALLING THE COMPLETE FRONT AXLE INCLUDING ENGINE AND TRANSMISSION .