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Home >> BMW >> 2012 >> Alpina B7L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Repair - F01/F02 >> 1165 Supercharger With Control >> 1165030 Removing and installing/replacing exhaust turbocharger, left, cylinders 5-8 (N63) >> Replace hose clamp (1)

Replace hose clamp (1)

Fig 1: Identifying Coolant Feed Line And Hose Clamp
G06888862Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (4) with a suitable tool.

NOTE: Oil return pipe (3) can only be removed with turbocharger.

Tightening torque 11 42 10AZ .

Fig 2: Identifying Oil Return Pipe With Mounting Screws
G06888863Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Open V-band clamp (2).

IMPORTANT: Do not mechanically deform oil return line.

Remove turbocharger with oil return line in upward direction.

Fig 3: Identifying V-Band Clamp With Mounting Screws
G06888864Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, convert coolant feed line to new turbocharger.

Release banjo bolt (1).

Tightening torque 11 53 2AZ .

Fig 4: Identifying Banjo Bolt
G06888865Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1).

Tightening torque 11 53 3AZ .

Modify coolant feed line (2).

Fig 5: Identifying Coolant Feed Line With Mounting Screw
G06888866Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque 11 42 9AZ .

Remove oil return pipe (2).

Installation note: