11 61 050 Removing and installing intake plenum (N55)

Necessary preliminary tasks:

Disconnect all plug connections (1) on engine control unit.

Fig 1: Identifying Engine Control Unit Plug Connections

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Open retaining clip (1).

Release wiring harness section (2) from retaining clip (1).

Fig 2: Identifying Wiring Harness Section And Retaining Clip

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Release all wiring harness sections from holder (1).

Disconnect plug connection (2) at charging pressure sensor.

Fig 3: Identifying Plug Connection And Holder

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Release all wiring harness sections from holders (1 and 2).

Fig 4: Identifying Wiring Harness Holders

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Disconnect plug connection (1) on tank vent valve.

Fig 5: Identifying Tank Vent Valve Plug Connection

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Press and hold down the unlocking device on the vacuum line (1) on the vacuum reservoir (cylinder head cover) in the direction of the arrow.

Detach vacuum line (1) in upward direction.

Fig 6: Detaching Vacuum Line

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Detach vacuum line (2) in upward direction.

Fig 7: Identifying Vacuum Line

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Disconnect plug connection (1) on throttle valve drive.

Fig 8: Identifying Plug Connection On Throttle Valve Drive

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Release screw (1).

Tightening torque: 11 61 2AZ .

Unscrew nuts (2).

Tightening torque: 11 61 1AZ .

Fig 9: Identifying Screw And Nuts

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Installation note:

Replace all gaskets.

Assemble engine.