13 90 500 Replacing tank vent valve (N55)

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Necessary preliminary work:

Check stored fault message
Turn off ignition
Remove rear left CHARGE AIR DUCT

Unlock plug (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 Tank Vent Line, Throttle Body, Screws And Plug

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug (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

Courtesy of BMW OF NORTH AMERICA, INC.

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