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Home >> Mini >> 2005 >> Cooper S, 2D Hatchback, Standard >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine - Repair - Cooper S (W11 Engine) >> Supercharger With Control >> 11 65 035 Removing and installing/replacing supercharger

11 65 035 Removing and installing/replacing supercharger

Special tools required: 

Remove intercooler to inlet manifold pipe. Refer to 17 51 000 Removing and installing/replacing intercooler .

Remove supercharger outlet pipe. Refer to 17 51 080 Removing and installing/replacing turbocharger exhaust pipe (right) .

Remove auxiliary drive belt. Refer to 11 28 050 Removing A/C compressor drive belt (COOPER S)  .

Slacken modular front end. Refer to 41 33 040 Replace - Modular front end (MFE) .

Remove crush tubes. Refer to 31 11 020 Removing and installing/replacing bumper bracket .

Fit special tools 11 8 401 and 11 8 402.

Fig 1: Fitting Special Tools
G03309822Courtesy of BMW OF NORTH AMERICA, INC.

Drain coolant. Refer to 17 00 005 DRAINING AND ADDING COOLANT (COOPER S) .

Remove alternator connection (1) and remove retaining bolts (2).

Fig 2: Removing Alternator Connection
G03309823Courtesy of BMW OF NORTH AMERICA, INC.

Tightening torque 12 31 2AZ. Refer to ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .

Tightening torque 12 31 1AZ. Refer to ENGINE ELECTRICAL SYSTEM - TIGHTENING TORQUES .

Remove supercharger inlet pipe retaining bolt (1).

Fig 3: Removing Supercharger Inlet Pipe
G03309824Courtesy of BMW OF NORTH AMERICA, INC.

Remove supercharger inlet pipe (2) to access pipes (3).

NOTE: Remove pipes via quick fit connectors.

Tightening torque 11 65 1AZ. Refer to ENGINE - TIGHTENING TORQUES .

Remove coolant pipes (1).

Fig 4: Removing Coolant Pipes
G03309825Courtesy of BMW OF NORTH AMERICA, INC.

Remove dipstick retaining bolt (1) and move dipstick to one side.

Fig 5: Removing Supercharger
G03309826Courtesy of BMW OF NORTH AMERICA, INC.

Move clip (2) from coolant pipe.

Remove supercharger retaining bolts (3).

Remove supercharger (4).

Tightening torque 11 65 2AZ. Refer to ENGINE - TIGHTENING TORQUES .

Tightening torque 11 65 3AZ. Refer to ENGINE - TIGHTENING TORQUES .

Tightening torque 11 28 3AZ. Refer to ENGINE - TIGHTENING TORQUES .

NOTE: Install new water pump sealing ring prior to installing supercharger. Refer to 11 51 000 Removing and installing/replacing water pump (COOPER S)  .