11 65 180 Removing and installing/renewing heat shield at top (N63)

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Necessary preliminary work:

Remove both INTAKE FILTER HOUSINGS .
Remove both control sensors . See 11 78 530 REPLACING LEFT CONTROL SENSOR (N63) and 11 78 533 REPLACING RIGHT CONTROL SENSOR (N63) .

Release screws (1).

Lift out holder.

Fig 1: Identifying Holder Screws

G06178808

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (2).

Tightening torque 11 65 3AZ .

Fig 2: Identifying Heat Shield With Screws (Top)

G09925255

Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (2).

Tightening torque 11 65 3AZ .

Fig 3: Identifying Heat Shield With Screws (Top)

G09925256

Courtesy of BMW OF NORTH AMERICA, INC.

Release retaining clip (1).

Detach wire ring (2) and set down behind oxygen sensor.

Fig 4: Identifying Right Side Oxygen Sensor, Retaining Clip, Wire Ring

G06178811

Courtesy of BMW OF NORTH AMERICA, INC.

Release retaining clip (1).

Detach wire ring (2) and set down behind oxygen sensor.

Fig 5: Identifying Left Side Oxygen Sensor, Retaining Clip, Wire Ring

G06178812

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque 11 65 3AZ .

NOTE: For purposes of clarity, the illustration shows the oxygen sensor removed.

Fig 6: Identifying Oxygen Sensor Screws

G06178813

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1).

Tightening torque 11 65 3AZ .

Lift out heat shield.

Fig 7: Identifying Heat Shield Screws

G06178814

Courtesy of BMW OF NORTH AMERICA, INC.

Assemble engine.