When to replace the Poly V-Belt on your MERCEDES-BENZ C-CLASS
Recommended replacement interval for the part category Serpentine belt : 30000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ C-Class Saloon (W203) C 320 (203.064), 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 240 (203.061) View more

The steps may slightly vary depending on the car design.

How to change serpentine belt on MERCEDES-BENZ W203 C-Class [TUTORIAL AUTODOC]

video
All the parts you need to replace – Poly V-Belt for C-Class Saloon (W203) and other MERCEDES-BENZ models
Alternative products
How to change Serpentine belt on Mercedes W203 C 220 CDI (203.006, 203.008) – step-by-step instructions for straightforward car repair Serpentine belt
Tools
Replacement: serpentine belt – Mercedes W203. Tools you might need:
Combination spanner #16
Fender cover
Replacement: serpentine belt – Mercedes W203. AUTODOC experts recommend:
  • All work should be done with the engine stopped.
Carry out replacement in the following order:
  1. Step 1
    How to change Poly V-Belt on Mercedes W203 2000 - free PDF and video manuals
    Open the bonnet.
  2. Step 2
    How to replace MERCEDES-BENZ C-Class Saloon (W203) C 220 CDI (203.006, 203.008) 2001 Poly V-Belt - step-by-step manuals and video guides
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
  3. Step 3
    Mercedes W203 C 180 1.8 Kompressor (203.046) 2002 Poly V-Belt replacement: free workshop manuals
    Remove the engine cover.
    AUTODOC recommends:
    Replacement: serpentine belt – Mercedes W203. Do not use excessive force when removing the part as this may damage it.
  4. Step 4
    Changing Poly V-Belt on MERCEDES-BENZ C-Class Saloon (W203) C 200 CDI (203.004) 2003 by yourself
    Remove the air intake hoses.
  5. Step 5
    How to remove MERCEDES-BENZ C-CLASS C 200 CDI 2.2 (203.007) 2004 Poly V-Belt - online easy-to-follow instructions
    Pull aside the V-ribbed belt tensioner pulley. Use a combination spanner #16.
  6. Step 6
    How to replace Poly V-Belt on MERCEDES-BENZ C-Class Saloon (W203) 2005: download PDF manuals and video instructions
    Remove the V-ribbed belt.
    Replacement: serpentine belt – Mercedes W203. AUTODOC recommends:
    Check the condition of the tensioner pulley and idler pulley. Replace them if necessary.
  7. Step 7
    Return the tensioner pulley to its initial position.
    Step 8
    How hard is it to do yourself: Poly V-Belt replacement on Mercedes W203 C 200 2.0 Kompressor (203.045) 2006 - download illustrated guide
    Install the V-ribbed belt.
    Replacement: serpentine belt – Mercedes W203. Tip from AUTODOC:
    Make sure that the V-ribbed belt fits all pulleys snugly.
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DIY MERCEDES-BENZ C-Class Saloon (W203) Poly V-Belt replacement - online guide
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