Install left tank vent valve

• Guide the tank vent valve (2) in to the mount and install.
• Connect and lock tank vent line (3).

  The tank vent line (3) must engage audibly.

• Connect connectors (1) and lock.

  The connector (1) must engage audibly.

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• Connect tank vent line (1) to the left intake plenum under the throttle body and lock.

  The tank vent line (1) must engage audibly.

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  NOTE: For a better overview the removed condition is shown here.
• Fit drive belt (1) on the air conditioning compressor.
• Check that the drive belt (1) is seated correctly.
  Fig 1: X5 xDrive 50i Drive Belt Routing

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• Maintain the preload of the belt tensioner (1) using a suitable socket wrench (3).
• Remove the special tool 0 496 268 (11 0 390) (2) from the belt tensioner.

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• Loosen the belt tensioner (2) counterclockwise using a suitable socket wrench (1).

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Follow-up work 

• Refer to INSTALLING FAN COWL .
• Refer to INSTALLING THE LEFT UNFILTERED-AIR DUCT .
• Refer to INSTALLING INTAKE FILTER HOUSING .
• Refer to INSTALLING THE RIGHT STRUT BRACE .
• Refer to INSTALLING THE STRUT BRACE .
• Refer to INSTALLING ACOUSTIC COVER .
• Refer to INSTALLING THE REAR TOP CROSS CONNECTION .
• Refer to INSTALLING TENSION STRUT ON LEFT AND RIGHT SHOCK TOWER .
• Refer to INSTALLING UPPER CROSS CONNECTION .
• Refer to INSTALLING THE COVER IN THE ENGINE COMPARTMENT AT TOP LEFT , and INSTALLING THE COVER IN THE ENGINE COMPARTMENT ON THE TOP RIGHT .