When to replace the Poly V-Belt on your MERCEDES-BENZ T2
Recommended replacement interval for the part category Serpentine belt : 30000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ T2/LN1 Box Body / Estate 508 D (667.361, 667.362) 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 T2/LN1 Box Body / Estate and other MERCEDES-BENZ models
How to change Serpentine belt on Mercedes T2/LN1 Box Body 609 D 4.0 (668.061, 668.062, 668.063) – step-by-step instructions for straightforward car repair Serpentine belt
How to change V-Ribbed Belt Set on Mercedes T2/LN1 Box Body 609 D 4.0 (668.061, 668.062, 668.063) – step-by-step instructions for straightforward car repair V-Ribbed Belt Set
Tools
Replacement: serpentine belt – MERCEDES-BENZ T2/LN1 Box Body / Estate. List of the tools you'll need:
Combination spanner #16
3/8" square drive extension bar
Fender cover
Replacement: serpentine belt – MERCEDES-BENZ T2/LN1 Box Body / Estate. AUTODOC recommends:
  • All work should be done with the engine stopped.
Replacement: serpentine belt – MERCEDES-BENZ T2/LN1 Box Body / Estate. Take the following steps:
  1. Step 1
    Open the bonnet.
    Step 2
    How to change Poly V-Belt on Mercedes T2/LN1 Box Body 1986 - free PDF and video manuals
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
  2. Step 3
    How to replace MERCEDES-BENZ T2/LN1 Box Body / Estate 609 D 4.0 (668.061, 668.062, 668.063) 1987 Poly V-Belt - step-by-step manuals and video guides
    Unscrew the fastening bolt of the belt tensioner. Use a combination spanner #16 (2 pieces).
  3. Step 4
    Mercedes T2/LN1 Box Body 711 D 4.0 (669.361, 669.362, 669.363) 1988 Poly V-Belt replacement: free workshop manuals
    Use a lever of the correct diameter to loosen the tensioner and remove the fastening bolt. Use a 3/8" square drive extension bar.
  4. Step 5
    Changing Poly V-Belt on MERCEDES-BENZ T2/LN1 Box Body / Estate 814 D 4.0 (670.364, 670.365, 670.366) 1989 by yourself
    Remove the V-ribbed belt.
    AUTODOC recommends:
    Check the condition of the tensioner pulley and idler pulley. Replace them if necessary.
  5. Step 6
    How to remove MERCEDES-BENZ T2 811 D 4.0 (670.362, 670.363) 1990 Poly V-Belt - online easy-to-follow instructions
    Install the V-ribbed belt.
    Replacement: serpentine belt – MERCEDES-BENZ T2/LN1 Box Body / Estate. Professionals recommend:
    Make sure that the V-ribbed belt fits all pulleys snugly.
  6. Step 7
    How to replace Poly V-Belt on MERCEDES-BENZ T2/LN1 Box Body / Estate 1991: download PDF manuals and video instructions
    Return the tensioner to its original position and install the fastening bolt. Use a 3/8" square drive extension bar.
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DIY MERCEDES-BENZ T2/LN1 Box Body / Estate Poly V-Belt replacement - online guide
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