How to Replace a 2001 Ford Focus Fuel Filter

Written by lennon simpson
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Although not a part of regular vehicle maintenance, there will come a time when you'll need to replace the fuel filter on your Ford Focus. Using a clogged filter can lead to serious problems, such as a burnt-out fuel pump or a busted fuel line. Luckily, replacing a fuel filter is as simple as pulling the old one out and plugging a new one in, after you've depressurised the fuel system.

Skill level:

Things you need

  • Safety glasses
  • Gloves
  • Ratchet set, standard
  • Screwdrivers
  • Fuel filter

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    Depressurise the Fuel System

  1. 1

    Remove the fuel pump fuse. This is in the fuse box underneath the dash on the driver's side of the cockpit.

  2. 2

    Start the engine and let it idle until it stalls.

  3. 3

    Crank the engine to make sure the fuel is fully out of the system.

  4. 4

    Replace the fuel pump fuse.

    Replace the Filter

  1. 1

    Remove the battery ground wire. Lift the Ford Focus on a stable lift.

  2. 2

    Put on safety glasses and gloves. Locate the fuel filter. It will be underneath the car towards the rear on the passenger's side.

  3. 3

    Remove the fuel lines going into and out of the filter. Remove the evaporative emissions line.

  4. 4

    Unbolt the bracket and remove the fuel filter.

  5. 5

    Place the new fuel filter in the bracket, paying close attention to the directional flow arrows. Reattach the fuel lines and evaporative emissions line. Start the engine.

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