Installing belt tensioner of alternator

• Insert and install the alternator (1) belt tensioner.
• Tighten screws (arrows).
  TIGHTENING TORQUE SPECIFICATION
  
  

  Belt tensioner to alternator/starter motor generator
  M8X30	Tightening torque	28 Nm

  Courtesy of BMW OF NORTH AMERICA, INC.

• Using a standard tool (1), increase the preload on the alternator belt tensioner by turning it in the direction of the arrow  .
• Secure the alternator belt tensioner with the special tool 0 496 268 (11 0 390).

Courtesy of BMW OF NORTH AMERICA, INC.

Follow-up work 

• Refer to INSTALLING THE DRIVE BELT FOR ALTERNATOR .
• Refer to INSTALLING CHARGE AIR LINE .
• Refer to INSTALLING FAN COWL .
• Refer to INSTALLING CLEAN AIR PIPE .
• Refer to INSTALLING INTAKE FILTER HOUSING .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING UPPER CROSS CONNECTION .
• Refer to INSTALLING FRONT-END STRUT ON LEFT AND RIGHT .
• Refer to IF INSTALLED: INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT AND RIGHT (PARTIALLY REMOVED) .
• Refer to INSTALLING THE COVER FOR CENTER ENGINE COMPARTMENT .
• Refer to INSTALLING THE FRONT HOOD SEAL .
• Refer to INSTALLING ACOUSTIC COVER .