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Home >> BMW >> 2011 >> 535i Automatic >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel System - Repair >> Throttle And Operation >> 11 61 368 Removing and installing/replacing rear left charge-air duct (N55)

11 61 368 Removing and installing/replacing rear left charge-air duct (N55)

Necessary preliminary tasks: 

  1. Unlocked
  2. Locked

Installation note: 

Ensure locking clamps are correctly fitted.

Lock must engage.

Fig 1: Identifying Left-Hand Charge Air Duct Clamps
G09846240Courtesy of BMW OF NORTH AMERICA, INC.

Unlock snap fastener (1).

Unclip vacuum hose (2) and lay to one side.

Disconnect plug connection (3).

Installation note: 

plug connection (3) must snap audibly into place!

Illustration shows N54.

Fig 2: Identifying Vacuum Hose, Snap Fastener And Plug Connection
G09875061Courtesy of BMW OF NORTH AMERICA, INC.

Unfasten hose clamp (2).

Detach rear charge-air duct with gaiter (1) from front charge-air duct (3).

Fig 3: Identifying Charge-Air Duct, Gaiter And Hose Clamp
G09875062Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Risk of breakage! 
Bracket (1) of charge-air duct (3) may break during removal.

Carefully lever out bracket (1) with a suitable tool in upward direction.

Detach charge-air duct (3) from intake plenum connection (2) and remove in upward direction.

Installation note: 

The gasket inside the snap fastener and bracket (1) must be coated with lubricant.

Charge-air duct (3) must snap audibly into place!

Fig 4: Identifying Charge-Air Duct, Intake Plenum Connection And Bracket
G09875063Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.