View Of Engine/Transmission Flange

Fig 1: Identifying Joints On Flywheel Side

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

1. Leakage points at the joint.
2. Coated sealing screws for joint.
3. Coated sealing screws at the intermediate shaft housing.

→ Avoid contact with caustic fluid.

→ Wear personal protective gear.

→ Ensure that there is good ventilation.

→ If you do come into contact, wash off immediately with plenty of warm water and contact a doctor if necessary.

1. Clean sealing area thoroughly with brake cleaner, acetone or solvent naphtha.
2. Coat sealing area with talcum powder or spray with leak-locating spray (spot check).
3. Fit dual-mass flywheel (also for automatic vehicles, to compensate mass of crankshaft).

   → Installing Dual-Mass Flywheel .

   Information 

   • The vehicle must be lowered on the lifting platform to heat the engine. 
   • If the vehicle is placed on its wheels or moved in the workshop, the rear axle carrier, support plate and diagonal struts must always be refitted. Otherwise this may alter the axle adjustment values. 
4. Start the engine and allow it to warm up. On reaching the operating temperature (check using PIWIS Tester II 9818  ) rev to different rpm ranges several times (by pressing the accelerator pedal).

   Required warm-up time 30-40 minutes  .

5. Allow engine to cool down sufficiently.
6. Remove dual-mass flywheel. Locate leaks.
7. Remove test medium residue in sealing area.
8. If leaks are found, the relevant repairs must be carried out as described in the PIWIS information system.