11 14 151 Replacing radial crankshaft seal on transmission side (N54 N54T) from 01.01.09

Special tools required:

Necessary preliminary tasks

Remove FLYWHEEL .

IMPORTANT: Magnet wheel (1) is magnetic.
Keep magnet wheel (1) in a plastic bag away from debris.

Remove magnet wheel (1) from crankshaft.

Fig 1: Identifying Magnet Wheel

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Courtesy of BMW OF NORTH AMERICA, INC.

Release screw (1) on pulse sensor.

Slide PULSE SENSOR (2) upwards.

Fig 2: Identifying Pulse Sensor And Screw

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Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Drill size maximum 2.5 millimeters.
Remove debris immediately.

Drill a hole with a drill (1) in the radial shaft seal (see arrow).

Fig 3: Drilling Hole In Radial Shaft Seal

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Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Immediately carefully remove debris on the radial shaft seal (1).

Fig 4: Identifying Radial Shaft Seal

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Courtesy of BMW OF NORTH AMERICA, INC.

Screw in special tool 23 0 490 in direction of arrow.

Drive out radial shaft seal with impact weight in direction of arrow.

IMPORTANT: Immediately carefully remove residual debris.

Fig 5: Removing Radial Shaft Seal

G09856145

Courtesy of BMW OF NORTH AMERICA, INC.

Prepare radial shaft seal (1) on special tool 11 8 220 .

Fig 6: Fitting Radial Shaft Seal On Special Tool (11 8 220)

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Courtesy of BMW OF NORTH AMERICA, INC.

Position the radial shaft seal (1) with special tool 11 8 220 on the crankshaft.

Fig 7: Positioning Radial Shaft Seal On Crankshaft

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Courtesy of BMW OF NORTH AMERICA, INC.

Brush radial shaft seal (1) over the special tool 11 8 220 .

Move radial shaft seal (1) parallel up against the crankcase.

Fig 8: Positioning Radial Shaft Seal Parallel Up Against Crankcase

G09856148

Courtesy of BMW OF NORTH AMERICA, INC.

Fasten special tool 11 9 182 with special tool 11 9 184 on the crankshaft.

Fig 9: Identifying Special Tool (11 9 182) And (11 9 184)

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Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

Prepare special tool 11 9 181 for installation.

Connect special tool 11 9 185 onto special tool 11 9 181 .

Fig 10: Connecting Special Tool (11 9 185) Onto Special Tool (11 9 181)

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Courtesy of BMW OF NORTH AMERICA, INC.

Pull on radial shaft seal with special tools 11 9 181 and 11 9 185 in combination with special tool 11 9 183 .

Fig 11: Pulling-On Radial Shaft Seal Using Special Tools (11 9 185) And (11 9 183)

G09856151

Courtesy of BMW OF NORTH AMERICA, INC.

Screw on radial shaft seal with special tool 11 9 183 to limit position.

Fig 12: Screwing-On Radial Shaft Seal Using Special Tool (11 9 183)

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Courtesy of BMW OF NORTH AMERICA, INC.

Remove all special tools.

Assemble engine.