
The Mercury 115 EFI 4-stroke is a powerful outboard motor that can be found on many boats. This article will discuss how to replace the fuel filter on this type of engine. It is important to note that the process may vary slightly depending on the specific model and year of the Mercury 115 EFI 4-stroke, so it is always recommended to consult the owner's manual for specific instructions. However, we will provide a general overview of the steps involved in replacing the fuel filter on this type of engine.
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What You'll Learn
- The Mercury maintenance schedule recommends changing the low-pressure fuel filter every 100 hours
- The filter is easy to find and retrieve from the lower pan thanks to its yellow handle
- No tools are required to change the filter
- It's a good idea to replace the filter at the end of the season if you winterize your boat
- You can find specific instructions on how to locate and change the filter in the owner's manual

The Mercury maintenance schedule recommends changing the low-pressure fuel filter every 100 hours
The filter is easy to find and retrieve from the lower pan, thanks to its yellow handle. It's good practice to inspect the filter on occasion, and to replace it at the end of the season if you winterize your boat or put it up for long-term storage.
You can find specific instructions on locating and changing the filter on your model of Mercury outboard in your owner's manual.
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The filter is easy to find and retrieve from the lower pan thanks to its yellow handle
The fuel filter on a Mercury 115 EFI 4-stroke outboard motor is easy to replace. The filter is easy to find and retrieve from the lower pan thanks to its yellow handle. The quick-disconnect fittings mean that no tools are required to change the filter. It's a good idea to replace the filter at the end of the season if you winterise your boat or put it into long-term storage. The Mercury maintenance schedule calls for changing the low-pressure fuel filter every 100 hours, but it's good practice to inspect the filter occasionally.
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No tools are required to change the filter
No tools are required to change the fuel filter on a Mercury 115 EFI 4-stroke outboard motor. The filter is featured on late-model Mercury outboards from 75 horsepower through Verado models. The yellow handle on the filter makes it easy to find and retrieve from the lower pan. The Mercury maintenance schedule calls for changing this low-pressure fuel filter every 100 hours, but it’s a good idea to replace it at the end of the season if you winterize your boat or put it up for long-term storage. It's also good practice to inspect the filter on occasion.
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It's a good idea to replace the filter at the end of the season if you winterize your boat
It's a good idea to replace the fuel filter on your Mercury 115 EFI 4-stroke at the end of the season if you winterize your boat. This is because the Mercury maintenance schedule calls for changing the low-pressure fuel filter every 100 hours, but replacing it at the end of the season will ensure that your boat is ready for use when the new season begins. The fuel filter on late-model Mercury outboards is easy to replace, thanks to quick-disconnect fittings, and no tools are required. To replace the filter, locate the yellow handle on the filter in the lower pan, and simply disconnect and retrieve the old filter before installing the new one. You can find specific instructions on how to locate and change the filter in your owner's manual.
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You can find specific instructions on how to locate and change the filter in the owner's manual
You can buy a replacement fuel filter for your Mercury 115 EFI 4-stroke outboard motor from a number of online retailers.
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Frequently asked questions
The Mercury maintenance schedule calls for changing the low-pressure fuel filter every 100 hours, but it’s a good idea to replace it at the end of the season if you winterize your boat or put it up for long-term storage.
No, you don't need any tools to replace the fuel filter on your Mercury 115 EFI 4-stroke outboard motor.
You can buy a fuel filter for your Mercury 115 EFI 4-stroke outboard motor from Quicksilver. The part number is 35-879885Q.
Consult your owner's manual for specific instructions on locating and changing the filter on your Mercury 115 EFI 4-stroke outboard motor.











































