When to replace the Poly V-Belt on your MERCEDES-BENZ VITO
Recommended replacement interval for the part category Serpentine belt : 30000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ VITO Bus (W639) 111 CDI (639.701, 639.703, 639.705), MERCEDES-BENZ VITO Bus (W639) 111 CDI 4x4 (639.701, 639.703, 639.705), MERCEDES-BENZ VITO Bus (W639) 109 CDI 4x4 (639.701), MERCEDES-BENZ VITO Bus (W639) 109 CDI (639.701, 639.703), MERCEDES-BENZ VITO Bus (W639) 109 CDI (639.701), MERCEDES-BENZ VITO Bus (W639) 115 CDI (639.701, 639.703, 639.705), MERCEDES-BENZ VITO Bus (W639) 111 CDI (639.701, 639.703, 639.705) 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 – Poly V-Belt for VITO Bus (W639) and other MERCEDES-BENZ models
How to change Serpentine belt on Mercedes Vito W639 115 CDI (639.701, 639.703, 639.705) – step-by-step instructions for straightforward car repair
Serpentine belt
How to change V-Ribbed Belt Set on Mercedes Vito W639 115 CDI (639.701, 639.703, 639.705) – step-by-step instructions for straightforward car repair
V-Ribbed Belt Set
How to change Water Pump + V-Ribbed Belt Kit on Mercedes Vito W639 115 CDI (639.701, 639.703, 639.705) – step-by-step instructions for straightforward car repair
Water Pump + V-Ribbed Belt Kit
Tools
Replacement: serpentine belt – MERCEDES-BENZ VITO Bus (W639). Tools you might need:
12-point socket # 17
Ratchet wrench
Fender cover
Wheel chock
Replacement: serpentine belt – MERCEDES-BENZ VITO Bus (W639). AUTODOC recommends:
  • All work should be done with the engine stopped.
Replacement: serpentine belt – MERCEDES-BENZ VITO Bus (W639). Use the following procedure:
  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
    Secure the wheels with chocks.
    Step 4
    Lift the car using a jack or place it over an inspection pit.
    Step 5
    How to change Poly V-Belt on Mercedes Vito W639 2003 - free PDF and video manuals
    Pull aside the V-ribbed belt tensioner pulley. Use 12-point socket No.17. Use a ratchet wrench.
  2. Step 6
    How to replace MERCEDES-BENZ VITO Bus (W639) 115 CDI (639.701, 639.703, 639.705) 2004 Poly V-Belt - step-by-step manuals and video guides
    Remove the V-ribbed belt.
    Replacement: serpentine belt – MERCEDES-BENZ VITO Bus (W639). AUTODOC experts recommend:
    Check the condition of the tensioner pulley and idler pulley. Replace them if necessary.
  3. Step 7
    Return the tensioner pulley to its initial position. Use 12-point socket No.17. Use a ratchet wrench.
    Step 8
    Pull aside the V-ribbed belt tensioner pulley. Use 12-point socket No.17. Use a ratchet wrench.
    Step 9
    Mercedes Vito W639 113 CDI (639.701, 639.703, 639.705) 2005 Poly V-Belt replacement: free workshop manuals
    Install the V-ribbed belt.
    Replacement: serpentine belt – MERCEDES-BENZ VITO Bus (W639). Tip from AUTODOC:
    Make sure that the V-ribbed belt fits all pulleys snugly.
Was this manual helpful?
Please rate this manual on a scale from 1 to 5. If you have any questions, feel free to ask us.
Users voted – 0
Your profile is your personal assistant.

It can track car expenses, keep a car log and replacement schedule, and save favourite materials, notes and documents

Install the AUTODOC CLUB app!
Your personal car expenses manager, maintenance tips, reminders about upcoming appointments and service intervals, DIY repair instructions – all this on your phone.
MERCEDES-BENZ VITO Bus (W639) Poly V-Belt replace by yourself - Scan QR-code and download AUTODOC CLUB app
Scan

To download the app:

  • - scan the QR code
  • - download from App Store
  • - download from Google Play
DIY MERCEDES-BENZ VITO Bus (W639) Poly V-Belt replacement - online guide
Tips & tricks for your MERCEDES-BENZ VITO Bus (W639)
View more
  • How to change Alternator belt on MERCEDES-BENZ VITO Bus (W639) 111 CDI (639.701, 639.703, 639.705) - replacement tricks
    The most common problems when buying a used car | AUTODOC
  • Changing Auxiliary belt Mercedes Vito W639 115 CDI (639.701, 639.703, 639.705) - Replacement Tips
    How to reduce fuel consumption | AUTODOC
  • Maintenance Hacks - MERCEDES-BENZ VITO Bus (W639) 113 CDI (639.701, 639.703, 639.705) Poly V-belt replacement guide
    DIY starter repair | AUTODOC tips
  • Replace Drive belt on Mercedes Vito W639 - free video tips
    4 reasons why your CHECK ENGINE light is on | AUTODOC tips