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Idling down - Feeling Stupid

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RedDawg

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5GENIDN

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Okay time for another wrinkle..... WHY are you guys/gals waiting for seconds or minutes for a cool down???? WHY do you not wait until your engine temp hits X degrees???

Just curious how you can tell temperature cool down with time.

I typically shut mine off when my coolant temp hits 187.... just a random number I selected for no reason at all.... Seriously.

Actually it is a number that I can remember. Guess it has something to do with penal code numbers I have heard.
 

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Okay time for another wrinkle..... WHY are you guys/gals waiting for seconds or minutes for a cool down???? WHY do you not wait until your engine temp hits X degrees???

Just curious how you can tell temperature cool down with time.

I typically shut mine off when my coolant temp hits 187.... just a random number I selected for no reason at all.... Seriously.

Actually it is a number that I can remember. Guess it has something to do with penal code numbers I have heard.
Haha, he said “penal”, haha.
 

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Brian_B

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Okay time for another wrinkle..... WHY are you guys/gals waiting for seconds or minutes for a cool down???? WHY do you not wait until your engine temp hits X degrees???

Just curious how you can tell temperature cool down with time.

I typically shut mine off when my coolant temp hits 187.... just a random number I selected for no reason at all.... Seriously.

Actually it is a number that I can remember. Guess it has something to do with penal code numbers I have heard.
I don’t normally have a display where I can see actual coolant temp. Just … 4 bars, which never changes once it gets warm.

If you mean the oil temp - that number is wild, inferred based on calculations not an actual sensor, and I don’t put a lot of stock in it as a meaningful value - other than if I see it do something unusual.
 

5GENIDN

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I don’t normally have a display where I can see actual coolant temp. Just … 4 bars, which never changes once it gets warm.

If you mean the oil temp - that number is wild, inferred based on calculations not an actual sensor, and I don’t put a lot of stock in it as a meaningful value - other than if I see it do something unusual.
You are right... I meant (engine) oil temp... and Like you say... it is wildly inferred. But it is the only option I have to measure temperature at this time. (see what I did there?)

I don't know, just seems like something better than measuring temperature wildly by time....
 

Willub

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I never thought this thread would get contentious. I just thought I’d catch some shade for not understanding my engine.
I’m stupid and naive 😁
The willingness to learn is more valuable than already “knowing” everything.
 

Nibroc99

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What’s the change I’m hearing? The engine gets significantly quieter after idling for a minute.
I know exasctly what you're talking about, I think. It's almost like the injectors get a lot quieter, right? My thought was that it was the port injectors shutting off after the engine is up to temp and switching to only direct-injection.
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