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Home >> BMW >> 2009 >> M3 2D Convertible, Standard >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 71 (Heating And Air Conditioning - Repair - E90) >> Auxiliary Heater With Control Elements >> 64 12 120 Removing and installing/replacing intake muffler for independent/auxiliary heater

64 12 120 Removing and installing/replacing intake muffler for independent/auxiliary heater

WARNING: This page is about a different variant/trim than selected.
WARNING: Scalding hazard!
Work on independent heating may only be carried out when it has cooled down.

Necessary preliminary tasks 

Release retainer (1) and unscrew muffler (2) from connecting hose (3) in direction of arrow.

Installation: 

Intake muffler (2) must be replaced if retainer (1) is damaged.

Fig 1: Removing Intake Muffler Retainer And Connecting Hose
G04727850Courtesy of BMW OF NORTH AMERICA, INC.