How to carry out replacement: Fuel Filter O 814 (670.373, 670.374) Mercedes Vario Minibus
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Change Mercedes Vario Minibus O 818 D 4.3 (670.373, 670.374) Fuel Filter yourself – manuals and video tutorials

How to change fuel filter on MERCEDES-BENZ VARIO Bus – replacement guide

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When to replace the Fuel Filter on your MERCEDES-BENZ VARIO
Recommended replacement interval for the part category Fuel filter : 12 month / 15000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ VARIO Bus O 812 (670.373, 670.674) … 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 – Fuel Filter for VARIO Bus and other MERCEDES-BENZ models
How to change Fuel filter on Mercedes Vario Minibus O 814 (670.373, 670.374) – step-by-step instructions for straightforward car repair Fuel filter
How to change Fuel filter on Vario Minibus – tips for proper car maintenance
Fuel filter for Vario Minibus Diesel (122 hp)
Tools
Replacement: fuel filter – MERCEDES-BENZ VARIO Bus. Tools you'll need:
All-purpose cleaning spray
Torque wrench
Combination spanner #19
Drive socket # 19
Phillips screwdriver
Bulb hand fuel pump
Fender cover
Buy tools
Replacement: fuel filter – MERCEDES-BENZ VARIO Bus. AUTODOC experts recommend:
  • Ensure adequate ventilation of the workplace. Fuel vapors are poisonous.
  • All work should be done with the engine stopped.
Replacement: fuel filter – MERCEDES-BENZ VARIO Bus. Recommended sequence of steps:
  1. Step 1
    Open the bonnet.
    Step 2
    How to change Fuel Filter on Mercedes Vario Minibus 1996 - 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 VARIO Bus O 814 (670.373, 670.374) 1997 Fuel Filter - step-by-step manuals and video guides
    Clean the fuel filter mounting bracket. Use all-purpose cleaning spray.
  3. Step 4
    Mercedes Vario Minibus O 818 D 4.3 (670.373, 670.374) 1998 Fuel Filter replacement: free workshop manuals
    Unscrew the fuel filter bracket. Use a combination spanner #19.
  4. Step 5
    Changing Fuel Filter on MERCEDES-BENZ VARIO Bus O 813 (670.373, 670.374) 1999 by yourself
    Remove the fastening bolt.
  5. Step 6
    How to remove MERCEDES-BENZ VARIO O 815 (670.373, 670.374) 2000 Fuel Filter - online easy-to-follow instructions
    Remove the fuel filter.
  6. Step 7
    How to replace Fuel Filter on MERCEDES-BENZ VARIO Bus 2001: download PDF manuals and video instructions
    Clean the mounting seat of the fuel filter. Use all-purpose cleaning spray.
  7. Step 8
    How hard is it to do yourself: Fuel Filter replacement on Mercedes Vario Minibus O 812 2.9 (670.373, 670.674) 2002 - download illustrated guide
    Install a new fuel filter.
    Replacement: fuel filter – MERCEDES-BENZ VARIO Bus. Tip:
    Lubricate the O-rings of the new fuel filter with a small amount of fuel.
  8. Step 9
    Need to know how to renew Fuel Filter on MERCEDES-BENZ VARIO 2003? This free workshop manual will help you to do it yourself
    Install the fastening bolt.
    AUTODOC recommends:
    Use new O-rings.
  9. Step 10
    Changing of Fuel Filter on Mercedes Vario Minibus 2004 won't be an issue if you follow this illustrated step-by-step guide
    Tighten the fuel filter fasteners. Use a drive socket #19. Use a torque wrench. Tighten it to 22 Nm torque.
  10. Step 11
    MERCEDES-BENZ VARIO O 818 D 4.3 (670.373, 670.374) Fuel Filter replacement: online guides and video tutorials
    Loosen the fastening clamp of the fuel filter pipe. Use a Phillips screwdriver.
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