Assertion: engine | /r/CapableOf | idle operating temperature
Facets:
value: excessively
type: MANNER
Source sentences:
text: However, brown or grayish engine oil with a milky or foamy consistency can be a sign of contamination from a coolant leak or a sign that the engine idles excessively and seldom reaches operating temperature — which tends to happen to cars that are only driven for short periods.