Need To Replace Your Fuel Filter? Do It Like a Pro

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Fuel Filter Replacement

Step by step guide on how to replace an automotive fuel filter, through appearances may vary, the process is similar most vehicles.

Difficulty Scale: 3 of 10

Tools and Supplies Needed

  • Fuel line release tool
  • Replacement fuel filter
  • Sockets
  • Screw driver set
  • Protective gloves and eye wear
  • Fluid catch basin

Before beginning, place the vehicle on level ground, in park with the emergency brake
on.

Step 1 – Locate fuel filter of the system which is either under
the car or hood.

Removing Fuel Filter Mount
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Step 2 – Next, a fuel line release tool is needed to remove the line from
the fuel filter.

Fuel Line Release Tool
Step 3 – Take the tool and install it on the fuel line between the filter
and the fuel line.

Installing Fuel Line Release Tool
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Step 4 – After the fuel line is in place push the tool inward to release
the fuel line.

Fuel Line Removal Tool Installed
Step 5 – Once the fuel line removal tool has been moved into the fitting,
pull the fuel line away from the filter. A small amount of fuel will leak when line is removed.

Released Fuel Line
Remove fuel lines and install the new fuel filter (most fuel filters have a directional
arrow which needs to be observed), re-mount the new filter. When trying to start
the engine for the first time, it might take a few tries before the engine will
start because the new fuel filter is empty as well as the line.

Helpful Information

A fuel filter is used to keep fuel clean to avoid malfunctions of the fuel injectors
and fuel pressure regulator.

Best Practices

  • All sealing “O” rings should be in good condition and free from nicks.
  • Check for fuel leaks.