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Erratic temperature gauge
In message <email@example.com> Jeff Witwer writes:
> Infrequently it still idles higher than it should (1100rpm), ...
There are several reasons why the idle controller will deliberately raise idle
from 800 to 1100 or so. Chief among them is low battery voltage - on some
cars, vehicle motion is another.
Committee Member, UK Audi [ur-]quattro Owners Club