Fastening the coolant line between the coolant pump and the heat exchanger

Preliminary work 

• Refer to REMOVING THE TOP RIGHT AND LEFT COVER IN THE ENGINE COMPARTMENT .
• Refer to REMOVING THE ACOUSTIC COVER .
• Refer to REMOVING UPPER CROSS CONNECTION .
• Refer to REMOVING THE FRONT-END STRUT .
• Refer to REMOVING THE REAR TOP CROSS CONNECTION .
• Refer to REMOVING THE ACOUSTIC COVER .
• Refer to REMOVING THE INTAKE FILTER HOUSING ON THE LEFT .
• Refer to REMOVING THE LEFT UNFILTERED-AIR DUCT .
• Refer to REMOVING THE FAN COWL .
• Refer to REMOVING THE FRONT UNDERBODY PROTECTION .
• Refer to REMOVING THE WHEEL ARCH COVER AT THE BOTTOM FRONT LEFT AND BOTTOM RIGHT .
• Refer to DRAINING THE COOLANT FOR THE LOW-TEMPERATURE COOLANT CIRCUIT .
• Refer to DRAINING THE HIGH-TEMPERATURE COOLANT CIRCUIT .
• Refer to REMOVING LEFT CHARGE AIR COOLER .
• Refer to REMOVING LEFT THROTTLE VALVE ASSEMBLY .

• Replace O-ring (1) in the coolant pump.

  Parts:  O-ring

  Courtesy of BMW OF NORTH AMERICA, INC.

• Insert the coolant line.
• Connect and lock the coolant line at the retaining clip (1).

Courtesy of BMW OF NORTH AMERICA, INC.

Installing the left throttle body 

Prepare the throttle body 

• Replace the seal (1).

  Parts:  Seal

  Courtesy of BMW OF NORTH AMERICA, INC.

• Replace sealing ring (2).

  Parts:  Sealing ring

• Connect connectors (1) and lock.

  Courtesy of BMW OF NORTH AMERICA, INC.

• Position throttle body (1).

  Courtesy of BMW OF NORTH AMERICA, INC.

• Tighten the screws (1).
  TIGHTENING TORQUE SPECIFICATION
  
  

  Throttle body to intake manifold
  screw	Tightening torque	7 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Position heater return (3) in the coolant pump in the arrow direction.
• Tighten down screw (1).
  TIGHTENING TORQUE SPECIFICATION
  
  

  Heater return
  M6x18	Tightening torque	8 Nm

• Secure the wiring harness mounting (2).

Courtesy of BMW OF NORTH AMERICA, INC.