11 37 012 Removing and installing/replacing left intermediate lever (N62 from 9/03): Installation

WARNING: This page is about a different variant/trim than selected.

Removal of intermediate levers is described separately from installation.

Clean all bearings and cams of inlet camshaft and lubricate with engine oil.

IMPORTANT: Intermediate levers (2) are divided into individual tolerance classes.
Only intermediate levers of the same tolerance class may be fitted in a single cylinder head.
The tolerance classes are designated as illustrated with the numbers from 1 to 5.
Used intermediate levers (2) may only be reused in the same position.

Lubricate all sliding surfaces on intermediate lever (2) with engine oil.

Fig 1: Identifying Intermediate Lever

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Courtesy of BMW OF NORTH AMERICA, INC.

Raise torsion spring (1) with special tool 11 9 480.

Detach special tool 11 9 490.

Fig 2: Raising Torsion Spring With Special Tool 11 9 480

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Courtesy of BMW OF NORTH AMERICA, INC.

Hold torsion spring (1) with special tool 11 9 480.

Install intermediate lever (2) from above.

Insert end of torsion spring (1) into guide on intermediate lever (2).

Fig 3: Holding Torsion Spring With Special Tool 11 9 480

G03267140

Courtesy of BMW OF NORTH AMERICA, INC.

Raise second end of torsion spring with special tool 11 9 480.

Detach special tool 11 9 490.

Fig 4: Raising Second End Of Torsion Spring With Special Tool 11 9 480

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Courtesy of BMW OF NORTH AMERICA, INC.

Hold torsion spring (1) with special tool 11 9 480.

Install intermediate lever (2) from above.

Insert end of torsion spring (1) into guide on intermediate lever (2).

Fig 5: Inserting End Of Torsion Spring Into Guide On Intermediate Lever

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Courtesy of BMW OF NORTH AMERICA, INC.

Remove special tool 11 9 474.

Fig 6: Removing Special Tool 11 9 474

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Courtesy of BMW OF NORTH AMERICA, INC.

Remove special tools 11 9 472 and special tools 11 9 475.

Fig 7: Removing Special Tools 11 9 472 And 11 9 475

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Courtesy of BMW OF NORTH AMERICA, INC.

Ends of compression rings (1) point upwards.

Make sure compression rings (1) are engaged at ends.

Fig 8: Installing Compression Rings

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Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Rocker arms (1) slip slightly when bearing bracket is fitted.
Make sure rocker arms (1) are secured as illustrated on hydraulic valve clearance compensating elements and on valves.

Align rocker arms (1) straight.

Fig 9: Securing Rocker Arms On Hydraulic Valve Clearance Compensating Elements And On Valves

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Courtesy of BMW OF NORTH AMERICA, INC.

Remove special tool 11 9 473.

Remove bearing bracket (1) from special tool 11 9 470.

Fig 10: Removing Bearing Bracket From Special Tool 11 9 470

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Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Do not tilt bearing bracket (1).

Lower bearing bracket (1) from above and carefully bring into contact with cylinder head.

Insert nuts and tighten by hand without play.

IMPORTANT: Make sure none of the intermediate levers or rocker arms have slipped out.

Tighten down nuts from inside to outside.

Tightening torque, see ENGINE - TIGHTENING TORQUES .

Fig 11: Tightening Bearing Bracket Nuts

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Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Do not mix up the camshaft bearing covers of cylinders 1 to 4 and 5 to 8.

Fit bearing cap R E1 in such a way that marking is legible from inlet side.

Install nuts and tighten down.

Tightening torque, see ENGINE - TIGHTENING TORQUES .

Fig 12: Fitting Bearing Cap R E1

G03267149

Courtesy of BMW OF NORTH AMERICA, INC.

Rotate inlet camshaft in direction of rotation until cam on 5th cylinder points upwards at an angle as shown in illustration.

NOTE: The marking (1) on the hexagon drive of the inlet camshaft faces upwards.

Fig 13: Identifying Marking On Hexagon Drive Of Inlet Camshaft

G03267150

Courtesy of BMW OF NORTH AMERICA, INC.

Install inlet and exhaust adjustment unit on left side.

Install spark plugs on cylinder bank 5 to 8.

Install left cylinder head cover .

Install ignition coils on cylinder bank 5 to 8. See IGNITION COIL .

Install servomotor for left eccentric shaft.

Assemble engine.