Important!
This replacement procedure can be used for:
MERCEDES-BENZ A-Class (W169) A 200 (169.033, 169.333), MERCEDES-BENZ B-Class (W245) B 200 (245.233)

The steps may slightly vary depending on the car design.

How to replace serpentine belt / v-ribbed belt on MERCEDES-BENZ B200 (W245) [TUTORIAL AUTODOC]

Required tools:
Required tools:
Combination spanner #15
AUTODOC recommends:
  • All work should be done with the engine stopped.
Carry out replacement in the following order:
  1. How to change Poly V-Belt on Mercedes W245 2004 - free PDF and video manuals
    Step 1
    Lift the car using a jack or place it over an inspection pit.
  2. How to replace MERCEDES-BENZ B-CLASS (W245) B 180 CDI 2.0 (245.207) 2005 Poly V-Belt - step-by-step manuals and video guides
    Step 2
    Pull aside the V-ribbed belt tensioner pulley. Use a combination spanner #15.
  3. Mercedes W245 B 200 CDI 2.0 (245.208) 2006 Poly V-Belt replacement: free workshop manuals
    Step 3
    Remove the V-ribbed belt.
    AUTODOC recommends:
    Check the condition of the tensioner pulley and idler pulley. Replace them if necessary.
  4. Changing Poly V-Belt on MERCEDES-BENZ B-CLASS (W245) B 200 2.0 (245.233) 2007 by yourself
    Step 4
    Return the tensioner pulley to its initial position.
  5. How to remove MERCEDES-BENZ B-CLASS B 150 1.5 (245.231) 2008 Poly V-Belt - online easy-to-follow instructions
    Step 5
    Install the V-ribbed belt.
  6. How to replace Poly V-Belt on MERCEDES-BENZ B-CLASS (W245) 2009: download PDF manuals and video instructions
    Step 6
    Pull aside the V-ribbed belt tensioner pulley. Use a combination spanner #15.
    AUTODOC recommends:
    Make sure that the V-ribbed belt fits all pulleys snugly.
    Step 7
    Return the tensioner pulley to its initial position. Use a combination spanner #15.
  7. How hard is it to do yourself: Poly V-Belt replacement on Mercedes W245 B 180 1.7 (245.232) 2010 - download illustrated guide
    Step 8
    Run the engine for a few minutes.This is necessary in order to make sure that the component operates properly.
  8. Need to know how to renew Poly V-Belt on MERCEDES-BENZ B-CLASS 2011? This free workshop manual will help you to do it yourself
    Step 9
    Shut off the engine.
    Step 10
    Lower the car.
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