Installing the intake plenum

• Replace seals (1).

  Parts:  Seals

  Courtesy of BMW OF NORTH AMERICA, INC.

• Clean contact surface (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

• Feed in the intake plenum (2) and position it.
• Connect and lock coolant line (1).
• The coolant line (1) must engage audibly.

  Courtesy of BMW OF NORTH AMERICA, INC.

  NOTE: TECHNICAL INFORMATION 
  Additional coolant can leakage. Make sure that no coolant enters the intake port of the cylinder head.
• Position the intake plenum (A).
• Tighten the screws in the sequence (1) to (7) in 360 degree increments.
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Intake plenum to cylinder head
  M6	Tightening torque	10 Nm

  Fig 1: Intake Plenum Screws Tightening Sequence

  Courtesy of BMW OF NORTH AMERICA, INC.
• Connect and lock coolant line (1).

  The coolant line (1) must engage audibly.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Tighten down screw (1), 
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Intake plenum to support
  M6X25	Tightening torque	8 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Tighten down screw (4).
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Intake plenum to support
  M6X25	Tightening torque	8 Nm

• Thread in and install coolant line (3).
• Secure clamps (2).
• Connect connector (1) and lock.

  The connector (1) must engage audibly,

  Courtesy of BMW OF NORTH AMERICA, INC.

• Connect and lock the connector (1),

  The connector (1) must engage audibly.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Check the sealing ring (1) for damage and replace the tank ventilation line if necessary,

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert and install the tank vent line (2).

  The locks (1) must engage audibly,

  Courtesy of BMW OF NORTH AMERICA, INC.

• Check the sealing rings (1) for damage and replace the tank ventilation line (2) if necessary.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert and install the tank vent line (3).

  The locks (2) must engage audibly,

• Secure the tank vent line (3) to the clamp (4),
• Connect connector (1) and lock.

  The connector (1) must engage audibly.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Check the sealing rings (1) for damage and replace the tank ventilation line (2) if necessary.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert and install the tank vent line (2).
• Secure the tank vent line (2) to the clamp (3).
• Tighten down screw (1).
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Tank vent line to intake plenum
  Oval-head screw	Tightening torque	3 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert and install the tank vent line (1).
• Secure the tank vent line (1) to the clamp (2).

  Courtesy of BMW OF NORTH AMERICA, INC.

• Attach the wiring harness section (1) for the injectors and the ignition coils on the cylinder head cover (2).

  Courtesy of BMW OF NORTH AMERICA, INC.

• Feed in and install the wiring harness section (1) for the injectors and the ignition coils.

  The locks (arrows) must engage audibly.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Feed in and install the wiring harness section (2) for sensor system 2.

  The locks (1) must engage audibly,

  Courtesy of BMW OF NORTH AMERICA, INC.

• Check the sealing ring (1) for damage and, if necessary, replace it,

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert and install charge air line (2).
• Tighten down screws (1).
  TIGHTENING TORQUE SPECIFICATIONS
  
  

  Charge air line to throttle valve
  M6x30	tightening torque	8 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING THE TANK VENT VALVE .
• Refer to INSTALLING CONTROL UNIT BRACKET .
• Refer to INSTALLING THE INTEGRATED POWER SUPPLY MODULE (PDM) .
• Refer to INSTALLING THE DME CONTROL UNIT .
• Refer to INSTALLING FAN COWL .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING UPPER CROSS CONNECTION .
• Refer to INSTALLING BOTH FRONT-END STRUTS .
• Refer to INSTALLING THE CENTER ENGINE COMPARTMENT COVER .
• Refer to FILLING THE LOW-TEMPERATURE COOLING SYSTEM WITH THE VACUUM FILLING EQUIPMENT .
• Refer to CONNECTING ALL BATTERY GROUND LEADS .
• Refer to VENTING THE LOW-TEMPERATURE COOLING SYSTEM .
• Refer to INSTALLING ACOUSTIC COVER AT REAR .
• Refer to INSTALLING THE REAR HOOD SEAL .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING THE FRONT BOTTOM LEFT AND RIGHT COVER .
• Refer to INSTALLING THE UNDERBODY PROTECTION OF THE STEERING GEAR OR THE FRONT THRUST FIELD .
• Refer to INSTALLING FRONT UNDERBODY PROTECTION .
• Refer to TAKING HOOD OUT OF THE SERVICE POSITION .