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Ultimate "Factory" Ethanol Sensor "Kit"

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41
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28
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12
Location
United States
Vehicle
2020 Explorer ST
#1
Made a post about this in the groups, but I'm old-school, so I'm making one here on the forums as well.

I wanted a clean ethanol sensor solution with two goals in mind: Look factory and be functionally safe.

This is all you need to install your ethanol sensor without the hassle of AN hoses. No potential leaks down the road as the hose relaxes around the ends (fairly common with cheaper grades of hose). No fumbling with wrenches trying to tighten the fittings. Everything will use the factory style quick disconnect fuel fittings.

1x Continental SE1004s Flex fuel sensor: ~$60
2x Russell 651121 braided steel 3/8 QDF hoses: ~$55
1x Racetronix QDM coupler (Part # QDM-38M38): ~$8
1x aluminum sensor mount (Can be grabbed off eBay or Amazon): ~$10

You will also need basic hand tools and the fuel line disconnect tool.

The sensor sits very comfortably under the cowl and the mounting bracket is held in place perfectly by one of the existing heater hose bracket bolts. The countersunk screws that were included to secure the mounting bracket even used the exact same thread as the factory bolt. Thread size appears to be an M6x1.25 just eyeballing it. Verify if you plan to deviate.

Use the QD tool to disconnect the low pressure fuel line on the driver side of the engine and patch the components in as shown in the photos. Secure hose with two zip-ties, prime fuel system and check for leaks. Start engine, verify no leaks and rock on with the wiring side of the install.

If you want to spend a few extra minutes on a better solution than using zip-ties, you can make this look 1000% factory. You can also pickup some extra stainless steel safety clips for the cherry on top.
 

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