Important!
This replacement procedure can be used for:
MERCEDES-BENZ C-Class Saloon (W203) C 180 (203.035), MERCEDES-BENZ C-Class Saloon (W203) C 200 Kompressor (203.045), MERCEDES-BENZ C-Class Saloon (W203) C 320 (203.064), MERCEDES-BENZ C-Class Saloon (W203) C 200 CDI (203.004), MERCEDES-BENZ C-Class Saloon (W203) C 270 CDI (203.016), MERCEDES-BENZ C-Class Saloon (W203) C 220 CDI (203.006, 203.008), MERCEDES-BENZ C-Class Saloon (W203) C 32 AMG Kompressor (203.065), MERCEDES-BENZ C-Class Saloon (W203) C 200 CDI (203.004), MERCEDES-BENZ C-Class Saloon (W203) C 180 Kompressor (203.046), MERCEDES-BENZ C-Class Saloon (W203) C 200 Kompressor (203.042), MERCEDES-BENZ C-Class Saloon (W203) C 240 4-matic (203.081), MERCEDES-BENZ C-Class Saloon (W203) C 320 4-matic (203.084), MERCEDES-BENZ C-Class Saloon (W203) C 30 CDI AMG (203.018), MERCEDES-BENZ C-Class Saloon (W203) C 200 CDI (203.007), MERCEDES-BENZ C-Class Saloon (W203) C 200 CGI Kompressor (203.043), MERCEDES-BENZ C-Class Saloon (W203) C 230 Kompressor (203.040), MERCEDES-BENZ C-Class Saloon (W203) C 220 CDI (203.008), MERCEDES-BENZ C-Class Saloon (W203) C 55 AMG (203.076), MERCEDES-BENZ C-Class Saloon (W203) C 320 CDI (203.020), MERCEDES-BENZ C-Class Saloon (W203) C 280 (203.054), MERCEDES-BENZ C-Class Saloon (W203) C 280 4-matic (203.092), MERCEDES-BENZ C-Class Saloon (W203) C 350 (203.056), MERCEDES-BENZ C-Class Saloon (W203) C 350 4-matic (203.087), MERCEDES-BENZ C-Class Saloon (W203) C 230 (203.052), MERCEDES-BENZ C-Class Saloon (W203) 3.5 (203.056), MERCEDES-BENZ C-Class Saloon (W203) C 220 CDI (203.006), MERCEDES-BENZ C-Class Saloon (W203) C 270 CDI (203.016) View more

The steps may slightly vary depending on the car design.

How to change rear suspension arm on MERCEDES-BENZ W203 C-Class [TUTORIAL AUTODOC]

video
All the parts you need to replace – Control Arm for C-Class Saloon (W203) and other MERCEDES-BENZ models
How to change Suspension arm on Mercedes W203 C 220 CDI (203.006, 203.008) – step-by-step instructions for straightforward car repair
Suspension arm
How to change Link Set, wheel suspension on Mercedes W203 C 220 CDI (203.006, 203.008) – step-by-step instructions for straightforward car repair
Link Set, wheel suspension
How to change Rod / Strut, wheel suspension on Mercedes W203 C 220 CDI (203.006, 203.008) – step-by-step instructions for straightforward car repair
Rod / Strut, wheel suspension
Tools
Replacement: rear suspension lower control arm – Mercedes W203. Tools you need:
Wire brush
WD-40 spray
Brake cleaner
Copper grease
Torque wrench
Combination spanner #16
HEX bit No.H5.
XZN socket bit # 12
Drive socket # 10
Drive socket # 19
Wheel impact socket #17
Ratchet wrench
Hammer
Crow bar
Tap wrench
Ball joint puller
Hydraulic transmission jack
Wheel chock
Replacement: rear suspension lower control arm – Mercedes W203. AUTODOC experts recommend:
  • The replacement procedure is identical for the left and right lower control arms.
  • All work should be done with the engine stopped.
Replacement: rear suspension lower control arm – Mercedes W203. Use the following procedure:
  1. Step 1
    Secure the wheels with chocks.
    Step 2
    How to change Control Arm on Mercedes W203 2000 - 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 (W203) C 220 CDI (203.006, 203.008) 2001 Control Arm - step-by-step manuals and video guides
    Raise the rear of the car and secure on supports.
  3. Step 4
    Mercedes W203 C 180 1.8 Kompressor (203.046) 2002 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 W203
  4. Step 5
    Changing Control Arm on MERCEDES-BENZ C-Class Saloon (W203) C 200 CDI (203.004) 2003 by yourself
    Remove the wheel.
  5. Step 6
    Unscrew the fasteners of the plastic car body protective cover. Use a drive socket #10. Use a ratchet wrench.
    Step 7
    How to remove MERCEDES-BENZ C-CLASS C 200 CDI 2.2 (203.007) 2004 Control Arm - online easy-to-follow instructions
    Remove the plastic car body protective cover.
  6. Step 8
    How to replace Control Arm on MERCEDES-BENZ C-Class Saloon (W203) 2005: download PDF manuals and video instructions
    Clean all joints of the arm. Use a wire brush. Use WD-40 spray.
  7. Step 9
    How hard is it to do yourself: Control Arm replacement on Mercedes W203 C 200 2.0 Kompressor (203.045) 2006 - download illustrated guide
    Make a mark on the camber adjustment bolt.
  8. Step 10
    Need to know how to renew Control Arm on MERCEDES-BENZ C-CLASS 2007? This free workshop manual will help you to do it yourself
    Unscrew the fastener connecting the control arm to the subframe. Use XZN #12. Use a drive socket #19. Use a tap wrench.
  9. Step 11
    Changing of Control Arm on Mercedes W203 2000 won't be an issue if you follow this illustrated step-by-step guide
    Remove the fastening bolt. Use a crowbar. Use a hammer.
  10. Step 12
    MERCEDES-BENZ C-CLASS C 200 1.8 Kompressor (203.042) Control Arm replacement: online guides and video tutorials
    Unscrew the fastener connecting the control arm to the rear knuckle. Use a combination spanner #16. Use HEX No.H5. Use a ratchet wrench.
  11. Step 13
    Replacing Control Arm on Mercedes W203 2002 C 220 CDI (203.006, 203.008) by yourself
    Detach the ball joint from the rear knuckle. Use a ball joint puller.
  12. Step 14
    C-Class Saloon (W203) C 200 CDI 2.2 (203.007) 2003 Control Arm DIY replacement workshop manual
    Remove the arm. Use a crowbar.
  13. Step 15
    How to change Control Arm on MERCEDES-BENZ C-Class Saloon (W203) 2004 - tips and tricks
    Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray.
  14. Step 16
    Step-by-step recommendations for DIY replacement Mercedes W203 2005 C 200 CDI 2.2 (203.007) Control Arm
    Install a new arm.
    AUTODOC recommends:
    Replacement: rear suspension lower control arm – Mercedes W203. Use only new bolts and nuts for installation.Do not damage the ball joint cover.
  15. Step 17
    DIY replacement of Control Arm on MERCEDES-BENZ C-Class Saloon (W203) C 220 CDI (203.008) 2006 is not an issue anymore with our step-by-step tutorial
    Install the fastening bolt.
  16. Step 18
    Attach the ball joint to the rear knuckle.
    Step 19
    How to change Control Arm on Mercedes W203 2000 - free PDF and video manuals
    Screw in the fasteners connecting the control arm to the rear knuckle. Use a combination spanner #16. Use HEX No.H5. Use a ratchet wrench.
  17. Step 20
    How to replace MERCEDES-BENZ C-Class Saloon (W203) C 220 CDI (203.006, 203.008) 2001 Control Arm - step-by-step manuals and video guides
    Adjust the position of the alignment bolt according to the mark.
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DIY MERCEDES-BENZ C-Class Saloon (W203) Control Arm replacement - online guide
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