Installing Rear Cardan Shaft

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Fig 1: Identifying Installation Position Of Cardan Shaft

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

NOTE: Damaged dowel sleeve

Leaks

→ Carefully remove and install the dowel sleeve.

→ Grease the dowel sleeve slightly during installation.

→ Transmission journal must be clean.

NOTE: Incorrect handling of cardan shaft

Risk of damage to the cardan shaft
Risk of damage to the center bearing
Humming noises caused by defective center bearing

→ When one of the two flanges on the cardan shaft has been released, relieve the tension on the center bearing.

→ Do not leave the cardan shaft hanging. Always screw in all three fastening points for transmission, center bearing and rear final drive.

→ Follow the recommended procedures during installation, otherwise the position of the cardan shaft in its original place is no longer guaranteed.

Information

To prevent the cardan shaft from being damaged, a second mechanic is required to install the equipment.

↓Information

In the event of complaints about noises, the bolting point for the cardan shaft on the rear-axle final drive must first be moved by one position (120°) before replacing the cardan shaft.

Clean the thread and surface of the rear-axle final drive flange and the contact surface of the cardan shaft thoroughly to remove all screw sealant.
Install cardan shaft.
Turn cardan shaft at both flanges to the markings made before removing.

Fig 2: Locating Marking On Cardan Shaft
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Fig 3: Locating Marking For Cardan Shaft To Pdk
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Fit fastening screws on the center bearing, do not tighten.

Fig 4: Locating Fastening Screws Securing Cardan Shaft To Centre Bearing
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Information

The cardan shaft must be blocked by getting an assistant to actuate the brake, or alternatively, move the selector lever to position P.
Secure the cardan shaft to the rear final drive using new fastening screws. Initial tightening 30 Nm (22 ftlb.) Torque angle 90°

Fig 5: Locating Fastening Screws Securing Cardan Shaft To Final Drive
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Information

The plates cannot be re-used after loosening the cardan shaft screws!
- Always use new screws and plates.
Information

The cardan shaft must be blocked by getting an assistant to actuate the brake, or alternatively, move the selector lever to position P.
Tighten the cardan shaft on the transmission using new fastening screws. Initial tightening 50 Nm (37 ftlb.) Torque angle 90°

Fig 6: Locating Fastening Screws Securing Cardan Shaft To Main Transmission
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Tighten fastening screws on center bearing. Tightening torque 20 Nm (15 ftlb.)

Fig 7: Locating Fastening Screws Securing Cardan Shaft To Centre Bearing
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Install heat shields in cardan tunnel.

Fig 8: Identifying Heat Shields For Fuel Tank
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