Removing and installing subframe with steering rack, aluminium — AUDI

🧭 Before you start

Fits: VW Caddy IV (SA, 2015–2020)

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• Loosen nut on track rod ball joint but do not remove completely.
• Depending on the model variant and equipment, the exhaust system of the auxiliary heater must be partially removed in cars with an auxiliary heater.
• Danger of burns.The silencer may be hot.Before removing silencer, let it cool off. — If fitted, unscrew bolts (arrows) of heat shield and remove heat shield from subframe.
• Tighten nuts (arrows) in unladen state .
• If a new steering rack has been installed the power steering control unit J500 must be adapted using .

📋 Procedure

1. Disconnect battery 27Battery; Disconnecting and reconnecting battery.
2. Remove footwell trim (1).
3. Unscrew bolt (arrow) from universal joint (1) and pull off universal joint in (direction of arrow).
4. ⚠ The following work must not be performed while the universal joint is separated from the electromechanical steering rack:Switching on ignitionTurning the steering rackTurning the steering columnNot adhering to these instructions will result in irreparable damage. — Loosen wheel bolts.
5. Raise vehicle.

6. Remove front wheels.
7. If fitted, remove lower noise insulation General body repairs, exterior66Noise insulation; Assembly overview - noise insulation.
8. Detach exhaust system bracket from subframe (arrows).
9. Remove hexagon nut (1) from coupling rod (3) (left and right sides).
10. Pull out coupling rod (3) from anti-roll bar (2) on left and right side.
11. Remove nuts (arrows) on left and right sides of vehicle.
12. Pull swivel joint out of suspension link.
13. Loosen nut on track rod ball joint but do not remove completely.
14. ⚠ Leave nut screwed on a few turns to protect thread on pin. — Push track rod ball joint off wheel bearing housing and remove nut. [Note: Depending on the model variant and equipment, the exhaust system of the auxiliary heater must be partially removed in cars with an auxiliary heater.]
15. ⚠ Danger of burns.The silencer may be hot.Before removing silencer, let it cool off. — If fitted, unscrew bolts (arrows) of heat shield and remove heat shield from subframe.
16. Disconnect pendulum support from gearbox by unscrewing bolts (1) and (2).
17. Fix position of subframe .
18. Place engine and gearbox jackVAS 6931 or engine and gearbox jackV.A.G 1383 A under subframe.
19. Place a squared timber (or similar) (1) between engine and gearbox jackVAS 6931 or engine and gearbox jackV.A.G 1383 A and subframe.
20. Unscrew bolts (1) and lower subframe slightly with steering rack.
21. ⚠ When lowering, take note of electrical wiring. — Loosen bolts (arrows) and remove shield (1) above steering rack.
22. Unclip wiring harness from cable guide (arrow) on subframe.
23. Unclip all remaining cable clips on steering rack.
24. Pull connectors (1) and (2) off steering rack.
25. Carefully lower subframe with steering rack further.
26. Secure subframe on engine and gearbox jackVAS 6931 or engine and gearbox jackV.A.G 1383 A.
27. Tighten nuts (arrows). [Note: Tighten nuts (arrows) in unladen state .] [Note: Coat seal on steering rack with suitable lubricant, e.g. soft soap, before installing steering rack.After fitting the steering rack to the jointed shaft, ensure that the seal is not kinked when lying against the assembly plate and that the opening to the footwell is correctly sealed. Otherwise, this can result in water leaks and/or noise.Ensure sealing surfaces are clean.]
28. Carry out basic setting for steering angle sender G85 using .
29. If a new steering rack has been installed the power steering control unit J500 must be adapted using .
30. Carry out basic setting for power steering control unit J500 using .

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