Seat Leon >> Lowering rear axle

Lowering rear axle, multi-link suspension, front-wheel drive

Special tools and workshop equipment required

  • attachment tool - 3301-
  • attachment tool - 3346-
  • Torque wrenches - V.A.G 1332-
  • Engine/gearbox jack - V.A.G 1383 A-

Lower subframe with attachments.

  • Remove rear wheels.
  • Unbolt brake calipers on both sides of vehicle and suspend from body.
  • Remove the coil springs.
  • Remove rear silencer for exhaust system.

Vehicles with vehicle level senders

  • Unplug the electrical connector -1-.

Rear suspension

Continuation for all models:

  • Unplug electrical connector -1- from ABS speed sensor on both sides and move clear.
  • Disconnect the electrical connector -2-right and left of the engine of the electromechanical parking brake on the brake caliper.
  • Detach electrical wiring harness from retainers -arrows- and move clear.

Rear suspension

  • Pull out retaining clip -1- on both sides of vehicle.
  • Move brake line clear of retainer.

Note Do not open brake line.

Rear suspension

  • Use tensioning straps - T10038- to strap vehicle to support beams of lifting platform on both sides.
WARNING

If the vehicle is not strapped down, there is a great danger that the vehicle will slip off the lifting platform.

Rear suspension

  • Fix subframe at both forward bolts.
  • Unscrew rear right bolt of subframe -arrow-.

Rear suspension

  • Screw spindle - 3346/2- into thread of longitudinal member using thrust piece of assembly tool - 3301- and nut - 3346/3- .
  1. -3346/2- Spindle
  2. Sub-frame
  3. Thrust piece from assembly tool - 3301-
  4. Nut -3346/3-
  • Unscrew rear left bolt of subframe.
  • Turn nut -3346/3- on spindle -3346/2- until subframe is lowered by -a- = 40 mm.

Rear suspension

Installing subframe with attachments

Carry out installation in the reverse sequence, noting the following:

Specified torques

  • Exhaust pipes double clamp.

 

  • On vehicles with vehicle level sender, carry out basic settings for wheel damper electronics
  • On vehicles with vehicle level sender, carry out basic adjustment of headlights

Lowering rear axle, multi-link suspension, four-wheel drive

Special tools and workshop equipment required

  • Torque wrenches - V.A.G 1332-

Rear suspension

  • Engine/gearbox jack - V.A.G 1383 A-

Rear suspension

Lower subframe with attachments.

  • Remove rear wheels.
  • Unbolt brake calipers on both sides of vehicle and suspend from body.
  • Remove the coil springs .
  • Remove rear silencer for exhaust system.

Vehicles with vehicle level senders

  • Disconnect connector -1- from vehicle level sender -2-.

Rear suspension

Continuation for all models:

  • Unplug electrical connector -1- from ABS speed sensor on both sides and move clear.
  • Disconnect the electrical connector -2-right and left of the engine of the electromechanical parking brake on the brake caliper.
  • Detach electrical wiring harness from retainers -arrows- and move clear.

Rear suspension

  • Pull out retaining clip -1- on both sides of vehicle.
  • Move brake line clear of retainer.

Rear suspension

Note Do not open brake line.

  • Detach propshaft from rear final drive and secure.
  • Use tensioning straps - T10038- to strap vehicle to support beams of lifting platform on both sides.
WARNING

If the vehicle is not strapped down, there is a great danger that the vehicle will slip off the lifting platform!

Rear suspension

  • Locate subframe in position.
  • Lower subframe with attachments about 20 mm.
  • Separate connector on Haldex coupling above final drive.
  • Unclip brake line -1- from clip -arrow- on left side.

Rear suspension

Note The clip will be destroyed and must be renewed.

  • Lower subframe with attachments about 140 m

Installing subframe with attachments

Carry out installation in the reverse sequence, noting the following:

Specified torques

  • Exhaust pipes double clamp.
  • Propshaft.

 

  • On vehicles with vehicle level sender, carry out basic settings for wheel damper electronics - Vehicle diagnostic tester.
  • On vehicles with vehicle level sender, carry out basic adjustment of headlights.

 

  • When does wheel alignment have to be checked?
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