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Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 2107 (Integrated Suspension Systems - Repair) >> Rear Control And Suspension >> 37 12... Replacing upper vent line for air supply unit

37 12... Replacing upper vent line for air supply unit

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IMPORTANT: Risk of damage!
Extreme cleanliness must be ensured in the connection area of the vent lines during removal and installation. Even the smallest of dirt particles can cause leakage in the air spring system.

Necessary preliminary tasks: 

Release screw (1).

Twist filler duct (2) in direction of arrow out of fluid reservoir for windscreen washer unit (3) and remove.

If necessary, release vent line (4) at mounting points (5) from fluid reservoir for windscreen washer unit (3).

Fig 1: Twisting Filler Duct Out Of Fluid Reservoir For Windscreen Washer Unit
G06211983Courtesy of BMW OF NORTH AMERICA, INC.

Release screws.

Press off side panel slightly.

Installation note: 

Tightening torque 41 35 7AZ (A-pillar area).

Tightening torque 41 35 8AZ (sill area).

Fig 2: Identifying Side Panel Screws
G06211984Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect quick-connect coupling (1) and seal lower vent line connection with sealing plug.

Remove vent line (2) from fluid reservoir for windscreen washer unit.

Fig 3: Identifying Quick-Connect Coupling And Vent Line
G04794845Courtesy of BMW OF NORTH AMERICA, INC.