Re: How Long To Warm Up Engine In Below Freezing?
In article <email@example.com>,
"pete" <//firstname.lastname@example.org> wrote:
> I wait until the revs taper off. Even then take it easy on the gas. It will
> take more than a few miles for the oil to warm up. What I noticed on my Audi
> when I had it is that when the heater started to put out lots of heat the
> temp gauge for the oil was near the normal line. Also my truck sits for days
> without being started so what I'll do because it has an automatic
> transmission is to let it coast down the street that way all the fluids get
> to circulate.
> "JohnR66" <email@example.com> wrote in message
> > "phaeton" <firstname.lastname@example.org> wrote in message
> > news:email@example.com...
> >> Hello. I have a 1999 Ranger with the 2.5L 4. While it has no trouble
> >> at all starting and driving when the weather is 0 F or below, what sort
> >> of 'warmup time' would you recommend before driving?
> >> The manual says "warming the engine up for extended periods is not
> >> necessary", but "extended periods" is pretty open for debate, and it
> >> also doesn't say "*do* warm the engine for 5 minutes before driving in
> >> below zero weather".
> >> You guys are probably going to kick my ass, but this morning I was late
> >> for work and pulled it out of the driveway about 20 seconds after I saw
> >> the oil pressure gauge come up. I went through the gears very gently
> >> (have to double clutch each shift when it's this cold anyways) and
> >> never gave it more than 1/4" of throttle, but nonetheless I was
> >> cruising up to 55mph within a couple of miles.
> >> That's still probably pretty dumb, huh? I'm probably just asking for a
> >> blown headgasket/cracked head.....
> > I give it 1 minute normally and add a nother one or two when it is below
> > 32F. As the others said, take it easy until it warms up. When you start to
> > feel luke warm air from the vents, you can start normal driving. I'd still
> > take it easy because, I found I get 2 mpg more when I start off gently.
> > John
Probably 2-3 minutes. If it gets too cold, you will have a block heater
which will help with oil movement.
If you wait until the cab temperature no longer has the sharp cold bite
to it, you are probably going to be OK.