Flytox wrote:
There is another limit, when you want at all costs to keep the gear above "to consume less", some cars start to heat up ... When you are on a "long" mountain route, you must also look at its temperature. water ....
:
Not on modern cars! For a long time, the "fan" is no longer driven by a belt connected to the engine and therefore proportional to the engine speed ... It is electric ... It was true with "daddy's" cars, where it was necessary to make the mill. for this reason, indeed ... (well, in summer).
So the cooling is 3/4 of the time (even more) free, that is to say linked only to the speed. And not at the engaged speed (3rd, 4th ...) and at engine speed ...
For my C5, it is clear that the mid-range (which must be 3 rpm) is a bit high. I make "pain" around 500 and never (even in summer) my electric fan started (except traffic jams, very steep mountain road and strong climb) ... I mean never on a "rolling" climb. ..