13 90 500 Replacing tank vent valve (N55)

Necessary preliminary work:

Unlock connector (1) and remove.

Release screws (3).

Tightening torque: 13 54 1AZ .

Remove throttle body part way and then unlock tank ventilation line and pull off.

Remove throttle body (4).

Installation note:

Replace gasket on throttle body.

Fig 1: Identifying Throttle Body And Screws

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Unlock connector (1) and remove.

Unlock and disconnect hoses (2) and (3).

Detach and remove tank vent valve (4) from holder in direction of arrow.

Fig 2: Removing Tank Vent Valve From Holder

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NOTE: Read out fault memory of DME control unit.
Delete fault memory.