13 71 180 Removing charge air pipe, cylinders 1-6 (N74)

Necessary preliminary tasks:

Slacken nut (1).

Unfasten screws (2).

Remove heat shield (3).

Fig 1: Identifying Heat Shield, Screws And Nut

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Graphic shows the left side, the procedure for the right side is identical.

Release clamp (1)

Tightening torque: see 10AZ in 13 71 AIR INTAKE SYSTEM

Remove hose fitting (2).

Fig 2: Identifying Hose Fitting And Clamp

Courtesy of BMW OF NORTH AMERICA, INC.

Prepare tool as illustrated.

Fig 3: Identifying Tool

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Graphic shows the left side, the procedure for the right side is identical.

Release clamp (1) on throttle body.

Tightening torque: see 5AZ in 13 71 AIR INTAKE SYSTEM

Release screws (2) on turbocharger.

Tightening torque: see 2AZ in 13 71 AIR INTAKE SYSTEM

Unlock plug on pressure sensor and disconnect.

Pull off air duct (3) from exhaust turbocharger, feed out and remove.

Fig 4: Identifying Air Duct, Clamp And Screw

Courtesy of BMW OF NORTH AMERICA, INC.

Close off exhaust turbocharger with special tool (1) 11 5 220.

Fig 5: Closing Off Exhaust Turbocharger Using Special Tool 11 5 220

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.