Quote:
Originally Posted by Scott02
Fuel economy, shorter warm up time, and to be sure that the engine is running in closed loop temp control when I'm driving in ~0degF temps (running in open loop temp control is a problem with the super-efficient, non-heat-generating, VW TDI engines).
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I used my scangauge today to confirm that when it's cold out, our Foci never reach operating temperature!
EDIT
...To keep my questions and information easier to find, I moved my scangauge data into my original post...