11 72 000 Removing and installing/replacing secondary-air pump (S65)

WARNING: This page is about a different variant/trim than selected.

Necessary preliminary tasks:

Release screws (arrow) on holding frame.

Release nuts on secondary-air pump.

Unlock and detach both air hoses.

Unlock connector and remove.

Lift out secondary-air pump.

Remove holding frame from secondary-air pump.

Fig 1: Locating Holding Frame Screws

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Assemble engine.

Check function of DME.