Quote:
Originally Posted by lugnutm3
Engines are more efficient (to a degree) at higher operating temperatures. So the higher temps will get you better gas mileage at cruising speed without hurting the engine. When in stop and go traffic the system is supposed to lower the coolant temperatures and keep the engine cooler. This is one of the benefits of electric fans and water pumps. The ECU can monitor a bunch of parameters and adjust accordingly.
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Yep, came to say this. Running them hotter to a certain degree improves thermodynamic efficiency.
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23 iX M60, 24 GT3 RS Weissach, 22 Rivian R1T, 23 RS3, 13 E92 M3 Competition: Akra Evo, KW V3, etc