Installing timing chain

• Insert and install the timing chain (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert and install the tensioning rail (1) on the bearing journal (2).
• Insert and install the guide rail (3).
• Replace bearing journal (4).

  Parts  : Bearing journal

• Tighten the bearing journals (4).

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up Work 

• Refer to INSTALLING THE REAR TIMING CASE COVER .
• Refer to REFITTING SUMP .
• Refer to INSTALLING BEARING SUPPORT .
• Refer to INSTALLING FRONT AXLE DIFFERENTIAL .
• Refer to INSTALLING THE FLYWHEEL .
• Refer to INSTALLING THE ACOUSTIC COVER FOR THE OIL SUMP .
• Refer to BLOCKING THE CRANKSHAFT IN THE TDC FIRING POSITION OF CYLINDER 1 .
• Refer to SEALING THE OIL DUCT .
• Refer to CLEANING SEALING SURFACES .
• Refer to REPLACING CYLINDER HEAD GASKET .
• Refer to INSTALLING THE CYLINDER HEAD .
• Refer to ADJUSTING THE CAMSHAFTS WITH THE SPECIAL TOOL .
• Refer to INSTALLING EXHAUST CAMSHAFT ADJUSTER .
• Refer to INSTALLING THE INTAKE ADJUSTER .
• Refer to INSTALLING THE VANOS CENTRAL VALVE OF THE INTAKE ADJUSTER .
• Refer to INSTALLING THE VANOS CENTRAL VALVE OF THE EXHAUST CAMSHAFT ADJUSTER .
• Refer to PRETENSION 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 CAMSHAFT TIMING .
• Refer to INSTALLING THE OIL RETURNING LINE FOR THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING THE COOLANT RETURN LINE FOR THE EXHAUST TURBOCHARGER .
• Refer to INSTALLING COOLANT FEED LINE FOR EXHAUST TURBOCHARGER .
• Refer to INSTALLING THE HEAT SHIELD ON THE CYLINDER HEAD .
• Refer to INSTALLING CYLINDER HEAD COVER .
• Refer to INSTALLING BOTH ACTUATORS .
• Refer to PREPARING THE INJECTORS FOR INSTALLATION .
• Refer to INSTALLING THE RAIL WITH INJECTORS .
• Refer to INSTALLING THE HIGH PRESSURE PUMP .
• Refer to INSTALLING HIGH PRESSURE LINE BETWEEN RAIL AND HIGH PRESSURE PUMP .
• Refer to INSTALLING ALL SPARK PLUGS .
• Refer to INSTALLING THE INTAKE PLENUM .
• Refer to INSTALLING THE TANK VENT VALVE .
• Refer to TOPPING UP THE ENGINE OIL .
• Refer to CHECK/ADD FRONT AXLE TRANSMISSION OIL .
• Refer to REMOVING THE ENGINE FROM THE ASSEMBLY STAND .
• Refer to INSTALLING ENGINE .