Is my Ranger trying to tell me something?

[Desert Sage]

Maybe it's due to the insulation under my hood, but I don't hear this noise in the interior. I changed my oil yesterday (39,000 miles), and then checked for leaks (there were none) but the hood was open heard this loud flutter noise. I checked for obstructions around the fan, and found none. (Don't worry, I turned off the engine before I checked). What is my Ranger trying to tell me (BTW, I already have a damper so it's not wanting that... )?

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[RedlandRanger]

My hearing isn't what it used to be, but I'm pretty sure that is just the "sewing machine" sounds this engine makes - between the high pressure injectors and the high pressure fuel pump, it does kind of sound like a sewing machine - but it is all normal.

 

[AzScorpion]

What Rob said. When I first got mine I thought there was a Singer sewing machine under the hood for an engine. Then others stated it's just the normal sounds.

? Maybe your damper is lonely and wants a partner??

 

[Dr_Strangelove]

DFI Injectors are louder than ordinary fuel injectors. I imagine it's due more to placement than anything.

 

[Canadian Ranger]

I had the same noise and I assume its valve train, or associated mechanism, because when I changed the oil and it went away.
Ironically enough, a total stranger (and new Ranger owner) came up to me in the mall parking lot and asked me if my engine made that noise lol.

 

[HowIconic!]

Mine is quiet as mouse. Doesn’t sound like that.

 

[1pt21gw]

Drive a Bronco, it's 10x louder.

Mostly because the Ranger has better sound deadening treatment, the Bronco not so much.

 

[LaBalbe]

What Rob said. When I first got mine I thought there was a Singer sewing machine under the hood for an engine. Then others stated it's just the normal sounds.

? Maybe your damper is lonely and wants a partner??

Are you saying that you have dampers for the engine hood? You know, so that it doesn't close too hard.....

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