When to replace the Fuel Filter on your MERCEDES-BENZ 123 SERIES
Recommended replacement interval for the part category Fuel filter : 60000 km
Important!
This replacement procedure can be used for:
MERCEDES-BENZ W124 Estate (S124) 200 T D (124.180), MERCEDES-BENZ W124 Estate (S124) 200 T D (124.180), MERCEDES-BENZ W124 Estate (S124) 250 T D (124.185), MERCEDES-BENZ W124 Estate (S124) 250 T D (124.185), MERCEDES-BENZ W124 Estate (S124) 300 T D (124.190), MERCEDES-BENZ W124 Estate (S124) 300 T D (124.190), MERCEDES-BENZ W124 Estate (S124) 300 T D (124.190), MERCEDES-BENZ W124 Estate (S124) 300 T Turbo-D 4-matic (124.393), MERCEDES-BENZ W124 Estate (S124) 300 T Turbo-D 4-matic (124.393), MERCEDES-BENZ W124 Estate (S124) 300 T Turbo-D, MERCEDES-BENZ W124 Estate (S124) 300 T Turbo-D (124.193), MERCEDES-BENZ W124 Estate (S124) 250 TD Turbo (124.188) 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 W124 Estate (S124) and other MERCEDES-BENZ models
Alternative products
How to change Fuel filter on Mercedes S124 (W124) 250 D 2.5 (124.185) – step-by-step instructions for straightforward car repair Fuel filter
Tools
Replacement: fuel filter – MERCEDES-BENZ KOMBI Estate (S124). Tools you'll need:
All-purpose cleaning spray
Torque wrench
Combination spanner #19
Drive socket # 19
Phillips screwdriver
Bulb hand fuel pump
Fender cover
Replacement: fuel filter – MERCEDES-BENZ KOMBI Estate (S124). 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 KOMBI Estate (S124). Recommended sequence of steps:
  1. Step 1
    Open the bonnet.
    Step 2
    How to change Fuel Filter on Mercedes S124 (W124) 1985 - 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 W124 Estate (S124) 250 D 2.5 (124.185) 1986 Fuel Filter - step-by-step manuals and video guides
    Clean the fuel filter mounting bracket. Use all-purpose cleaning spray.
  3. Step 4
    Mercedes S124 (W124) 300 3.0 Turbo Diesel (124.193) 1987 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 W124 Estate (S124) 300 D 3.0 (124.190) 1988 by yourself
    Remove the fastening bolt.
  5. Step 6
    How to remove MERCEDES-BENZ 123 SERIES 230 TE 2.3 (124.083) 1989 Fuel Filter - online easy-to-follow instructions
    Remove the fuel filter.
  6. Step 7
    How to replace Fuel Filter on MERCEDES-BENZ W124 Estate (S124) 1990: 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 S124 (W124) 230 TE Cat (124.083) 1991 - download illustrated guide
    Install a new fuel filter.
    Replacement: fuel filter – MERCEDES-BENZ KOMBI Estate (S124). 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 123 SERIES 1992? 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 S124 (W124) 1993 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 123 SERIES 250 D 2.5 (124.185) 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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DIY MERCEDES-BENZ W124 Estate (S124) Fuel Filter replacement - online guide
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