Important!
This replacement procedure can be used for:
MERCEDES-BENZ C-Class T-modell (S204) C 250 CGI (204.247), MERCEDES-BENZ C-Class T-modell (S204) C 200 CDI (204.201), MERCEDES-BENZ C-Class T-modell (S204) C 180 CGI (204.249), MERCEDES-BENZ C-Class T-modell (S204) C 180 CDI (204.200), MERCEDES-BENZ C-Class T-modell (S204) C 350 CDI (204.223), MERCEDES-BENZ C-Class T-modell (S204) C 350 CGI (204.257), MERCEDES-BENZ C-Class T-modell (S204) C 180 Kompressor (204.246), MERCEDES-BENZ C-Class T-modell (S204) C 200 Kompressor (204.241), MERCEDES-BENZ C-Class T-modell (S204) C 230 (204.252), MERCEDES-BENZ C-Class T-modell (S204) C 280 (204.254), MERCEDES-BENZ C-Class T-modell (S204) C 350 (204.256), MERCEDES-BENZ C-Class T-modell (S204) C 200 CDI (204.207), MERCEDES-BENZ C-Class T-modell (S204) C 220 CDI (204.208), MERCEDES-BENZ C-Class T-modell (S204) C 320 CDI (204.222), MERCEDES-BENZ C-Class T-modell (S204) C 180 Kompressor (204.245), MERCEDES-BENZ C-Class T-modell (S204) C 220 CDI (204.202), MERCEDES-BENZ C-Class T-modell (S204) C 350 CDI (204.225), MERCEDES-BENZ C-Class T-modell (S204) C 250 CDI (204.203), MERCEDES-BENZ C-Class T-modell (S204) C 220 CDI (204.208), MERCEDES-BENZ C-Class T-modell (S204) C 300 (204.254), MERCEDES-BENZ C-Class T-modell (S204) C 350 CDI (204.225), MERCEDES-BENZ C-Class T-modell (S204) C 200 CGI (204.248), MERCEDES-BENZ C-Class T-modell (S204) C 220 CDI (204.202), MERCEDES-BENZ C-Class T-modell (S204) C 180 (204.231), MERCEDES-BENZ C-Class T-modell (S204) C 250 (204.252) View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Shock Absorber for C-Class T-modell (S204) and other MERCEDES-BENZ models
Tools
Replacement: suspension strut – MERCEDES-BENZ C-CLASS T-Model (S204). Tools you might need:
Wire brush
WD-40 spray
Brake cleaner
Ceramic grease
Copper grease
Torque wrench
Drive socket # 18
Drive socket # 21
Torx bit E12
Torx bit E14
Torx bit E18
Torx bit T50
21-mm strut nut socket
Wheel impact socket #17
Ratchet wrench
Flat screwdriver
Crow bar
Hydraulic transmission jack
Hydraulic strut spring compressor
Fender cover
Wheel chock
Replacement: suspension strut – MERCEDES-BENZ C-CLASS T-Model (S204). Tip from AUTODOC:
  • Both shock struts of the front suspension should be replaced simultaneously.
  • The replacement procedure is identical for the left and right shock struts of the front suspension.
  • Please note: all work on the car – MERCEDES-BENZ C-CLASS T-Model (S204) – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Open the bonnet.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Shock Absorber on Mercedes S204 2007 - free PDF and video manuals
    Clean the fasteners of the shock strut upper mount. Use a wire brush. Use WD-40 spray.
  2. Step 4
    How to replace MERCEDES-BENZ C-Class T-modell (S204) C 220 CDI 2.2 (204.202) 2008 Shock Absorber - step-by-step manuals and video guides
    Loosen the upper fasteners of the suspension strut. Use Torx E12. Use a ratchet wrench.
  3. Step 5
    Secure the wheels with chocks.
    Step 6
    Mercedes S204 C 220 CDI 2.2 (204.208) 2009 Shock Absorber replacement: free workshop manuals
    Loosen the wheel mounting bolts. Use wheel impact socket #17.
  4. Step 7
    Raise the car.
    Replacement: suspension strut – MERCEDES-BENZ C-CLASS T-Model (S204). AUTODOC experts recommend:
    If you are using a jack, make sure it rests on a flat surface without any unevenness.Be sure to additionally secure the car with jack stands.
    Step 8
    Changing Shock Absorber on MERCEDES-BENZ C-Class T-modell (S204) C 200 CDI (204.207) 2010 by yourself
    Unscrew the wheel bolts.
    AUTODOC recommends:
    Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. MERCEDES-BENZ C-CLASS T-Model (S204)
  5. Step 9
    How to remove MERCEDES-BENZ C-CLASS C 250 CDI 2.2 (204.203) 2011 Shock Absorber - online easy-to-follow instructions
    Remove the wheel.
  6. Step 10
    How to replace Shock Absorber on MERCEDES-BENZ C-Class T-modell (S204) 2012: download PDF manuals and video instructions
    Clean the fastener that connects the sway bar link to the suspension strut. Use a wire brush. Use WD-40 spray.
  7. Step 11
    How hard is it to do yourself: Shock Absorber replacement on Mercedes S204 C 180 CGI 1.8 (204.249) 2013 - download illustrated guide
    Unscrew the fastener connecting the stabilizer link to the shock strut. Use a drive socket #18. Use a ratchet wrench.
  8. Step 12
    Need to know how to renew Shock Absorber on MERCEDES-BENZ C-CLASS 2014? This free workshop manual will help you to do it yourself
    Remove the stabilizer rod.
  9. Step 13
    Changing of Shock Absorber on Mercedes S204 2007 won't be an issue if you follow this illustrated step-by-step guide
    Disconnect the ABS sensor wiring.
  10. Step 14
    MERCEDES-BENZ C-CLASS C 180 1.8 Kompressor (204.246) Shock Absorber replacement: online guides and video tutorials
    Clean the fasteners connecting the shock strut to the steering knuckle. Use a wire brush. Use WD-40 spray.
  11. Step 15
    Replacing Shock Absorber on Mercedes S204 2009 C 220 CDI 2.2 (204.202) by yourself
    Unscrew the fasteners connecting the suspension strut to the steering knuckle. Use a drive socket #21. Use Torx E14. Use Torx E18. Use a ratchet wrench.
  12. Step 16
    C-Class T-modell (S204) C 250 CDI 2.2 (204.203) 2010 Shock Absorber DIY replacement workshop manual
    Prop up the steering knuckle. Use a hydraulic transmission jack.
  13. Step 17
    How to change Shock Absorber on MERCEDES-BENZ C-Class T-modell (S204) 2011 - tips and tricks
    Remove the fastening bolts.
  14. Step 18
    Step-by-step recommendations for DIY replacement Mercedes S204 2012 C 250 CDI 2.2 (204.203) Shock Absorber
    Disconnect the steering knuckle from the shock absorber strut. Use a crowbar.
  15. Step 19
    DIY replacement of Shock Absorber on MERCEDES-BENZ C-Class T-modell (S204) C 200 CDI 2.2 (204.201) 2013 is not an issue anymore with our step-by-step tutorial
    Unscrew the upper fasteners of the shock strut.
    AUTODOC recommends:
    Important! Hold the suspension strut while unscrewing the fastening bolts. MERCEDES-BENZ C-CLASS T-Model (S204)
  16. Step 20
    How to change Shock Absorber on Mercedes S204 2007 - free PDF and video manuals
    Remove the suspension strut.
  17. Step 21
    How to replace MERCEDES-BENZ C-Class T-modell (S204) C 220 CDI 2.2 (204.202) 2008 Shock Absorber - step-by-step manuals and video guides
    Set the suspension strut on the spring compressor tool.
    AUTODOC recommends:
    Note that when using a spring compressor, spring coils need to be securely gripped, compressing the spring on the opposite sides.Ensure the correct position of the spring in the retainer.Make sure that the spring coils tightly entered the lock handles.
  18. Step 22
    Mercedes S204 C 220 CDI 2.2 (204.208) 2009 Shock Absorber replacement: free workshop manuals
    Remove the dust cap from the suspension strut mount. Use a flat screwdriver.
  19. Step 23
    Changing Shock Absorber on MERCEDES-BENZ C-Class T-modell (S204) C 200 CDI (204.207) 2010 by yourself
    Compress the spring.
  20. Step 24
    How to remove MERCEDES-BENZ C-CLASS C 250 CDI 2.2 (204.203) 2011 Shock Absorber - online easy-to-follow instructions
    Clean the strut piston rod. Use a wire brush. Use WD-40 spray.
  21. Step 25
    How to replace Shock Absorber on MERCEDES-BENZ C-Class T-modell (S204) 2012: download PDF manuals and video instructions
    Remove the strut piston rod nut. Use a 21-mm strut nut socket. Use Torx T50. Use a ratchet wrench.
  22. Step 26
    How hard is it to do yourself: Shock Absorber replacement on Mercedes S204 C 180 CGI 1.8 (204.249) 2013 - download illustrated guide
    Remove the top strut mount.
  23. Step 27
    Need to know how to renew Shock Absorber on MERCEDES-BENZ C-CLASS 2014? This free workshop manual will help you to do it yourself
    Remove the shock absorber dust cap and the bump stop.
    AUTODOC recommends:
    Replacement: suspension strut – MERCEDES-BENZ C-CLASS T-Model (S204). Carefully inspect the mount, the boot, and the bump stop of the shock absorber. Replace if necessary.
  24. Step 28
    Changing of Shock Absorber on Mercedes S204 2007 won't be an issue if you follow this illustrated step-by-step guide
    Release the coil spring.
  25. Step 29
    MERCEDES-BENZ C-CLASS C 180 1.8 Kompressor (204.246) Shock Absorber replacement: online guides and video tutorials
    Remove the spring.
  26. Step 30
    Replacing Shock Absorber on Mercedes S204 2009 C 220 CDI 2.2 (204.202) by yourself
    Remove the old shock absorber from the hydraulic coil spring compressor.
  27. Step 31
    C-Class T-modell (S204) C 250 CDI 2.2 (204.203) 2010 Shock Absorber DIY replacement workshop manual
    Install the new shock absorber on the hydraulic coil spring compressor.
    AUTODOC recommends:
    Before installing a new shock absorber you should pump it manually 3-5 times.
  28. Step 32
    How to change Shock Absorber on MERCEDES-BENZ C-Class T-modell (S204) 2011 - tips and tricks
    Install the spring on the shock absorber.
  29. Step 33
    Step-by-step recommendations for DIY replacement Mercedes S204 2012 C 250 CDI 2.2 (204.203) Shock Absorber
    Compress the spring.
  30. Step 34
    DIY replacement of Shock Absorber on MERCEDES-BENZ C-Class T-modell (S204) C 200 CDI 2.2 (204.201) 2013 is not an issue anymore with our step-by-step tutorial
    Install the dust sleeve and the bump stop on the new shock absorber.
  31. Step 35
    How to change Shock Absorber on Mercedes S204 2007 - free PDF and video manuals
    Install the upper strut mount and the strut mount bearing.
    Replacement: suspension strut – MERCEDES-BENZ C-CLASS T-Model (S204). Tip from AUTODOC:
    Make sure that the suspension strut is installed in the correct position, according to the markings.
  32. Step 36
    How to replace MERCEDES-BENZ C-Class T-modell (S204) C 220 CDI 2.2 (204.202) 2008 Shock Absorber - step-by-step manuals and video guides
    Tighten the shock strut piston rod nut. Use a 21-mm strut nut socket. Use Torx T50. Use a torque wrench. Tighten it to 85 Nm torque.
  33. Step 37
    Mercedes S204 C 220 CDI 2.2 (204.208) 2009 Shock Absorber replacement: free workshop manuals
    Decompress the spring.
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DIY MERCEDES-BENZ C-Class T-modell (S204) Shock Absorber replacement - online guide
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