Seat Leon >> Sealing rings

Location overview - seals

Final drive - differential

  1. - Oil seal
    • For the input shaft
    • Replace after removal
  2. - Oil seal
    • For right flange shaft
    • Replace after removal
  3. - Oil seal
    • For left flange shaft
    • Replace after removal
  4. - Oil seal
    • For the gear selection shaft
    • Replace after removal

Renewing left oil seal

Special tools and workshop equipment required

Final drive - differential

  • Universal tool - VW 771-
  • Puller hooks - VW 771/37-
  • Thrust pad - T10160-
  • Tray - V.A.G 1306-
  • or drip tray for workshop hoist - VAS 6208-
  • Torque wrenches - V.A.G 1331-
  • Sealing grease
  • For grease allocation, refer to - Electronic parts catalogue (ETKA) .

Removing

  • Remove the left hand side wheel.
  • Remove noise insulation .
  • Turn the steering toward the left.

 

  • Remove drive shaft from flange shaft .
  • Raise drive shafts as high as possible and secure, taking care not to damage surfaces.
  • Place drip tray under gearbox.
  • Extract the bolt fastening the flanged shaft. To do so, thread 2 bolts on the flange and lock the shaft using the assembly lever.
  • Remove flanged shaft together with compression spring.

  • Remove the flanged shaft seal with the universal tool - VW 771- and the extraction hook - VW 771/37- .

Installing

Final drive - differential

  • Drive in new seal to stop, being careful not to cant seal.

  • Fill space between sealing lip and dust lip -arrow- with sealing grease .
  • Insert flange shaft.
  • Secure flange shaft with countersunk bolt and tighten to 25 Nm.
  • Install drive shaft to flange shaft .
  • Check gear oil level and top up to lower edge of oil filler hole if necessary .
  • Install the lower part of the front left wheel housing liner.
  • Install noise insulation .

Final drive - differential

Specified torques

  • Flange shaft to gearbox

Renewing right oil seal

Special tools and workshop equipment required

Final drive - differential

  • Universal tool - VW 771-
  • Puller hooks - VW 771/37-
  • Thrust pad - T10160-
  • Tray - V.A.G 1306-
  • or drip tray for workshop hoist - VAS 6208-
  • Torque wrenches - V.A.G 1331-
  • Sealing grease
  • For grease allocation, refer to - Electronic parts catalogue (ETKA) .

Removing

  • Remove noise insulation .
  • If present, remove the heat shield -arrows- of the drive shaft.
  • Remove drive shaft -1- from flange shaft .
  • Raise drive shaft as high as possible and secure, taking care not to damage surfaces.
  • Place drip tray under gearbox.

Final drive - differential

  • Extract the bolt fastening the flanged shaft. To do so, thread 2 bolts on the flange and lock the shaft using the assembly lever.
  • Remove flanged shaft together with compression spring. If necessary, remove engine/gearbox connecting bolt in area of flange shaft.

  • Pull out flange shaft oil seal using multi-purpose tool - VW 771- and puller hooks - VW 771/37- or prise out using a lever.

Installing

  • Drive in new seal to stop, being careful not to cant seal.
  • Half-fill space between sealing lip and dust lip with sealing grease .
  • Insert flange shaft.
  • Secure flange shaft with countersunk bolt and tighten to 25 Nm.
  • Install drive shaft to flange shaft.

  • Install heat shield for drive shaft, if present -arrows- .
  • Check gear oil level and top up to lower edge of oil filler hole if necessary.
  • Install noise insulation .

Specified torques

  • Flange shaft to gearbox

Final drive - differential

    See also:

    Secure the subframe
    Note Certain repairs on vehicles require the removal of the subframe or the entire front axle. The original position of the subframe relative to the body can be retained with the aid of qty. ...