13 90 506 Replacing the left tank vent valve (N63 B40/B44 O 1)

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Necessary preliminary tasks:

Check stored fault message.
Switch off ignition.
Remove left CHARGE AIR COOLER .

Unlock connector (1) and remove.

Unlock hose (2) and detach.

Unlock hose (3) on intake plenum and detach.

Feed out and remove tank vent valve.

Fig 1: Identifying Intake Plenum Hose And Connector

Courtesy of BMW OF NORTH AMERICA, INC.

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

Delete fault memory.