11 61 050 Removing and installing intake plenum (N18)

Necessary preliminary tasks:

Disconnect plug connection (1) on tank vent valve (2).

Detach hose from tank vent valve (2).

Fig 1: Identifying Plug Connection And Tank Vent Valve

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NOTE: Graphic shows removed pressure converter (EPDW).

Disconnect vacuum lines on vacuum connection (1 and 2).

Disconnect plug connection on pressure converter (EPDW).

Installation note:

OUT connector (1) is identified with a green ring.

Fig 2: Identifying Vacuum Connection Points

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Release support bracket below plenum.

Unscrew nuts (1).

Tightening torque: 11 61 1AZ .

Raise intake plenum off of the stud bolt to the point where the plug connection on the throttle body is accessible.

Unlock plug connection on throttle body and disconnect.

Fig 3: Identifying Nuts

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Installation note:

OUT connector (EPDW) on the pressure converter is identified with a green ring.

Vacuum line (1) is fitted with a green ring (OUT).

Vacuum line (2) without green ring (VAC).

Fig 4: Identifying Vacuum Lines

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Installation note:

Replace all gaskets.

Assemble engine.