Important!
This replacement procedure can be used for:
MERCEDES-BENZ C-Class Saloon (W204) C 180 CDI (204.000), MERCEDES-BENZ C-Class Saloon (W204) C 200 CDI (204.001), MERCEDES-BENZ C-Class Saloon (W204) C 350 (204.057), MERCEDES-BENZ C-Class Saloon (W204) C 350 CDI (204.023), MERCEDES-BENZ C-Class Saloon (W204) C 200 (204.048), MERCEDES-BENZ C-Class Saloon (W204) C 63 AMG (204.077), MERCEDES-BENZ C-Class Saloon (W204) C 200 CDI (204.007, 204.006), MERCEDES-BENZ C-Class Saloon (W204) C 320 CDI (204.022), MERCEDES-BENZ C-Class Saloon (W204) C 180 Kompressor (204.046), MERCEDES-BENZ C-Class Saloon (W204) C 200 Kompressor (204.041), MERCEDES-BENZ C-Class Saloon (W204) C 230 (204.052), MERCEDES-BENZ C-Class Saloon (W204) C 280 (204.054), MERCEDES-BENZ C-Class Saloon (W204) C 350 (204.056), MERCEDES-BENZ C-Class Saloon (W204) C 63 AMG (204.077), MERCEDES-BENZ C-Class Saloon (W204) C 180 Kompressor (204.044, 204.045), MERCEDES-BENZ C-Class Saloon (W204) C 350 CGI (204.065), MERCEDES-BENZ C-Class Saloon (W204) C 250 CDI (204.003), MERCEDES-BENZ C-Class Saloon (W204) C 220 CDI (204.002), MERCEDES-BENZ C-Class Saloon (W204) C 350 CDI (204.022), MERCEDES-BENZ C-Class Saloon (W204) C 250 CGI (204.047), MERCEDES-BENZ C-Class Saloon (W204) C 300 (204.054), MERCEDES-BENZ C-Class Saloon (W204) C 350 CDI (204.025), MERCEDES-BENZ C-Class Saloon (W204) C 180 CGI (204.049), MERCEDES-BENZ C-Class Saloon (W204) C 200 CGI (204.048), MERCEDES-BENZ C-Class Saloon (W204) C 220 CDI (204.008), MERCEDES-BENZ C-Class Saloon (W204) C 63 AMG (204.077), MERCEDES-BENZ C-Class Saloon (W204) C 63 AMG DR 520, MERCEDES-BENZ C-Class Saloon (W204) C 220 CDI (204.002), MERCEDES-BENZ C-Class Saloon (W204) C 180 CGI (204.031), MERCEDES-BENZ C-Class Saloon (W204) C 300 (204.055) View more

The steps may slightly vary depending on the car design.

How to change front suspension arm on MERCEDES W204 [TUTORIAL AUTODOC]

video
All the parts you need to replace – Control Arm for C-Class Saloon (W204) and other MERCEDES-BENZ models
How to change Suspension arm on Mercedes W204 C 220 CDI 2.2 (204.008) – step-by-step instructions for straightforward car repair
Suspension arm
How to change Link Set, wheel suspension on Mercedes W204 C 220 CDI 2.2 (204.008) – step-by-step instructions for straightforward car repair
Link Set, wheel suspension
How to change Rod / Strut, wheel suspension on Mercedes W204 C 220 CDI 2.2 (204.008) – step-by-step instructions for straightforward car repair
Rod / Strut, wheel suspension
Tools
Replacement: front lower arm – Mercedes W204. List of the tools you'll need:
Wire brush
WD-40 spray
Brake cleaner
Ceramic grease
Copper grease
Torque wrench
Combination spanner #21
Combination spanner #22
Torx bit E20
Wheel impact socket #17
Ratchet wrench
Ball joint puller
Hydraulic transmission jack
Wheel chock
Replacement: front lower arm – Mercedes W204. Tip from AUTODOC experts:
  • The replacement procedure is identical for the left and right lower control arms.
  • Please note: all work on the car – Mercedes W204 – should be done with the engine switched off.
Carry out replacement in the following order:
  1. Step 1
    Secure the wheels with chocks.
    Step 2
    How to change Control Arm on Mercedes W204 2007 - free PDF and video manuals
    Loosen the wheel mounting bolts. Use wheel impact socket #17.
  2. Step 3
    How to replace MERCEDES-BENZ C-Class Saloon (W204) C 220 CDI 2.2 (204.008) 2008 Control Arm - step-by-step manuals and video guides
    Raise the car.
    Replacement: front lower arm – Mercedes W204. AUTODOC recommends:
    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.
  3. Step 4
    Mercedes W204 C 200 CDI (204.007, 204.006) 2009 Control Arm replacement: free workshop manuals
    Unscrew the wheel bolts.
    AUTODOC recommends:
    Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. Mercedes W204
  4. Step 5
    Changing Control Arm on MERCEDES-BENZ C-Class Saloon (W204) C 200 CDI (204.001) 2010 by yourself
    Remove the wheel.
  5. Step 6
    How to remove MERCEDES-BENZ C-CLASS C 180 1.8 Kompressor (204.046) 2011 Control Arm - online easy-to-follow instructions
    Clean all joints of the arm. Use a wire brush. Use WD-40 spray.
  6. Step 7
    How to replace Control Arm on MERCEDES-BENZ C-Class Saloon (W204) 2012: download PDF manuals and video instructions
    Unscrew the fastener connecting the control arm to the subframe. Use a combination spanner #21. Use Torx E20. Use a ratchet wrench.
  7. Step 8
    How hard is it to do yourself: Control Arm replacement on Mercedes W204 C 200 1.8 Kompressor (204.041) 2013 - download illustrated guide
    Unscrew the ball joint fastening to the steering knuckle. Use a combination spanner #21.
  8. Step 9
    Need to know how to renew Control Arm on MERCEDES-BENZ C-CLASS 2014? This free workshop manual will help you to do it yourself
    Prop up the steering knuckle. Use a hydraulic transmission jack.
  9. Step 10
    Changing of Control Arm on Mercedes W204 2007 won't be an issue if you follow this illustrated step-by-step guide
    Disconnect the ball joint from the steering knuckle. Use a ball joint puller.
  10. Step 11
    MERCEDES-BENZ C-CLASS C 180 CGI 1.8 (204.049) Control Arm replacement: online guides and video tutorials
    Remove the support from under the steering knuckle.
    AUTODOC recommends:
    Replacement: front lower arm – Mercedes W204. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
  11. Step 12
    Replacing Control Arm on Mercedes W204 2009 C 220 CDI 2.2 (204.008) by yourself
    Remove the fastening bolt.
  12. Step 13
    C-Class Saloon (W204) C 180 1.8 Kompressor (204.046) 2010 Control Arm DIY replacement workshop manual
    Remove the arm.
  13. Step 14
    How to change Control Arm on MERCEDES-BENZ C-Class Saloon (W204) 2011 - tips and tricks
    Clean the suspension arm mounting seats. Use a wire brush. Use WD-40 spray.
  14. Step 15
    Step-by-step recommendations for DIY replacement Mercedes W204 2012 C 180 1.8 Kompressor (204.046) Control Arm
    Install a new arm.
    Replacement: front lower arm – Mercedes W204. Tip from AUTODOC:
    During the installation process, use only new bolts and nuts.
  15. Step 16
    DIY replacement of Control Arm on MERCEDES-BENZ C-Class Saloon (W204) C 220 CDI 2.2 (204.002) 2013 is not an issue anymore with our step-by-step tutorial
    Install the fastening bolt.
  16. Step 17
    How to change Control Arm on Mercedes W204 2007 - free PDF and video manuals
    Connect the ball joint to the steering knuckle.
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DIY MERCEDES-BENZ C-Class Saloon (W204) Control Arm replacement - online guide
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