seat Workshop Repair Guides

SEAT Workshop Service and Repair Manuals

Dismantling and assembling final drive > < Replacing bevel box output flange oil seal (bevel box removed)
Automatic gearbox 099 four-wheel drive
Removing and installing front left flange shaft
Removing and installing front left flange shaft
 
W39-0129

Special tools and workshop equipment required

  • ◆ VW 195 Drift
  • ◆ VW 421 Tube
  • ◆ VW 771 Multi-purpose tool
  • ◆ VW 771/37 Accessory
  • ◆ 3300 A Engine support
  • ◆ V.A.G 1332 Torque wrench
 
N37-0095
  • ‒ → Remove hexagon bolt (arrow) for drive shaft/wheel hub.
  • ‒ Loosen wheel bolts.
  • ‒ Raise vehicle.
  • ‒ Remove noise insulation tray.
  • ‒ Pull connector off multi-function switch.
  • ‒ Unbolt drive shaft from flange shaft/drive flange.
 
N40-0118
  • ‒ Remove wheel.
  • ‒ Detach coupling rod from underneath anti-roll bar and fold up.
  • ‒ → Unbolt -arrow- wheel bearing housing/lower swivel joint bolted connection.
 
N40-0229
  • ‒ Press drive shaft out of wheel bearing housing.
  • ‒ → Tilt engine and gearbox forwards with supporting device 3300 A.
  • ‒ Remove left-hand drive shaft, ensuring multi function switch is not damaged.

 
N39-0353
  • ‒ → Remove flange shaft using VW 771 and VW 421.
  • ‒ Always renew flange shaft circlip.
 
V34-2005
  • ‒ → Clamp flange shaft in vice using protective vice clamps.
  • ‒ Press circlip out of flange shaft groove using a new circlip -A-.

 
N39-0279
  • ‒ → Pull flange shaft oil seal out using VW 771 and VW 771/37.
 
N39-0280
  • ‒ → Drive in oil seal as far as stop with VW 195.
  • ‒ Fill space between sealing lip and dust lip with multi-purpose grease.
  • ‒ Install flange shaft.
  • ‒ Install drive shaft.
  • ‒ Check multi-function switch connector; cover/seal must prevent moisture ingress (visual check).
  • ‒ Reconnect multi-function switch.
 
N40-0118
  • ‒ → Bolt -arrow- wheel bearing housing/lower swivel joint bolted connection together.
  • ‒ Fit wheel.
  • ‒ With gearbox installed, check final drive oil level .
  • ‒ Install noise insulation tray.

Tightening torques:

Drive shaft to drive flange

80 Nm

Wheel bearing housing to lower swivel joint

55 Nm

Hexagon bolt to drive shaft
Always replace bolt

150 Nm
+ 90°

Coupling link to anti-roll bar

100 Nm

Wheel bolts to wheel hub

140 Nm

Dismantling and assembling final drive > < Replacing bevel box output flange oil seal (bevel box removed)