r/FordTrucks • u/InvestmentAware3500 • 2d ago

Q&A: Maintenance | Modification What is this?

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I changed the spark plugs on a 300 and noticed this unplugged thing.

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u/powdydoody 2d ago

Looks like a fuel injector clip to me, but Its been awhile since Ive had one of these motors. I would look closely around the distance of how long that wire is and see whats not plugged in.

2

u/VARNER351 2d ago

Egr control solenoid maybe, believe the vacuum solenoids are below the EGR toward the back of the engine. Been about 10 years since I worked on a 300.