How to replace front suspension arm / front control arm on ALFA ROMEO 159 1 (939) [TUTORIAL AUTODOC]
How to replace front suspension arm / front control arm on ALFA ROMEO 159 1 (939) [TUTORIAL AUTODOC]


Required tools:
Wire brush
WD-40 spray
Copper grease Combination spanner #18
Drive socket # 16
Drive socket # 18
Drive socket # E18 Drive socket # 21
HEX bit No.H6.
Wheel impact socket #17
Ratchet wrench Torque wrench
Tap wrench
Crow bar
Ball joint puller Hydraulic transmission jack
Fender cover
Wheel chock 1. Clean the fasteners of the shock strut upper mount.
Use a wire brush. Use WD-40 spray. 2. Loosen the upper fastener of the shock strut mount.
Use a drive socket #16. Use a ratchet wrench. 3. Raise the front of the car and secure on supports. 4. Unscrew the wheel bolts.
Use wheel impact socket #17. AUTODOC recommends:
To avoid injury, hold up the wheel when unscrewing the bolts. 5. Clean all joints of the arm.
Clean the shock strut fasteners. Use a wire brush.
Use WD-40 spray. 6. Undo the fastening nut that attaches the stabilizer link to the shock absorber fork. Use a drive socket #18. 7. Remove the stabilizer rod. 8. Unscrew the fastening bolt that connects the shock strut with the shock absorber fork. Use a drive socket #18. Use a tap wrench. 9. Unscrew the fastening bolt that connects the shock absorber fork with the lower control arm. Use a drive socket #21. Use a tap wrench. 10. Remove the fastening bolt. 11. Clean the fastener that attaches the shock absorber fork to the shock strut. Use a wire brush.
Use WD-40 spray. 12. Detach the shock absorber fork from the shock strut. 13. Unscrew the top fastening of the shock strut mount. AUTODOC recommends:
To avoid injuries, hold the shock strut when undoing the fastening bolts. 14. Remove the suspension strut. 15. Support the arm.
Use a hydraulic transmission jack. 16. Unscrew the fasteners of the ball joint.
Use a drive socket #16.
Use a ratchet wrench. 17. Disconnect the ball joint from the steering knuckle
Use a ball joint puller. 18. Clean the control arm fasteners.
Use a wire brush. Use WD-40 spray. 19. Unscrew the upper control arm fasteners (2 pieces).
Use a drive socket #E18. Use a tap wrench. 20. Remove the fastening bolts. 21. Remove the arm.
Use a crowbar. 22. Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray. 23. Install a new arm. AUTODOC recommends:
During the installation process, use only new bolts and nuts. Do not damage the ball joint cover. 24. Install the control arm fasteners. 25. Connect the ball joint to the steering knuckle 26. Screw the fasteners of the ball joint.
Use a drive socket #18. Use a ratchet wrench. 27. Screw in the fastener of the upper control arm (2 pieces). Use a drive socket #E18. Use a ratchet wrench. 28. Raise the hydraulic transmission jack by 10-15 cm. 29. Tighten the ball joint fastener.
Use a drive socket #18. Use a torque wrench.
Tighten it to 75 Nm torque. 30. Tighten the upper control arm fasteners (2 pieces).
Use a drive socket #E18. Use a torque wrench.
Tighten it to 85 nm torque. 31. Remove the support from under the arm. AUTODOC recommends:
Lower the hydraulic transmission jack smoothly, without jerks, to avoid damaging assemblies and mechanisms. 32. Install the shock strut into the wheel arch. 33. Screw the top fastening of the shock strut mount
Do not tighten it. AUTODOC recommends:
To avoid injuries, hold the shock strut when screwing the fastening bolts in. 34. Clean the mounting seats of the shock absorber fork. Use a wire brush. Use WD-40 spray. 35. Attach the shock absorber fork to the shock strut. 36. Install the fastening bolt. 37. Support the arm.
Use a hydraulic transmission jack. 38. Screw in the fastener connecting the shock absorber fork to the lower control arm. Use a drive socket #21. Use a tap wrench. 39. Tighten the fastening bolt that connects the shock strut with the shock absorber fork. Use a drive socket #18. Use a torque wrench.
Tighten it to 95 Nm torque. 40. Tighten the fastening bolt that connects the shock absorber fork to the lower control arm. Use a drive socket #21. Use a torque wrench.
Tighten it to 90 Nm torque. 41. Ιnstall the transverse stabilizer link. 42. Tighten the fastener connecting the stabilizer link with the shock absorber fork. Use a combination spanner #18.
Use HEX No.H6. Use a torque wrench.
Tighten it to 55 Nm torque. 43. Treat all joints of the arm.
Treat the shock strut fasteners.
Use copper grease. 44. Remove the support from under the arm. AUTODOC recommends:
Lower the hydraulic transmission jack smoothly, without jerks, to avoid damaging assemblies and mechanisms. 45. Clean the wheel rim mounting seat.
Use a wire brush. Treat the contacting surface.
Use copper grease. 46. Screw in the wheel bolts.
Use wheel impact socket #17. AUTODOC recommends:
To avoid injury, hold up the wheel when screwing in the fastening bolts. 47. Lower the car. 48. Tighten the upper fastener of the shock absorber strut mount. Use a drive socket #16. Use a torque wrench. Tighten it to 50 Nm torque. 49. Tighten the wheel bolts using a criss-cross pattern. Use a torque wrench. Tighten it to 120 Nm torque.

4 thoughts on “How to replace front suspension arm / front control arm on ALFA ROMEO 159 1 (939) [TUTORIAL AUTODOC]”

  1. Алексей A. says:

    Good 👍👍👍

  2. Peter Martin says:

    Bullshit the arm can come out without taking the whole strut out, either compress the spring slightly to get the upper bolts out or just take the bolt out of the bottom fork and let it down a little.

  3. Grunf Kozminski says:

    how does one know this needs to be replaced?

  4. autodoc.co.uk says:

    Have a look at other videos on our channel:

    🔸 ALFA ROMEO 159 car repair tutorial — https://www.youtube.com/playlist?list=PLWep5LzT0sxldURmVSOWcmRWqr8lp6kxM

    🔸 How to replace rear brake pads / rear brake pad set on ALFA ROMEO 159 1 (939) —
    https://youtu.be/QrtXux768hs
    🔸 How to replace rear shock absorber on ALFA ROMEO 159 1 (939) —
    https://youtu.be/YTmOVPHUXMQ
    🔸 How to replace rear brake discs / rear brake rotors on ALFA ROMEO 159 1 (939) —
    https://youtu.be/taZ7hyeRLt4
    🔸 How to replace rear springs / rear coil springs on ALFA ROMEO 159 1 (939) — https://youtu.be/lSRhGMxxb68

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