Originally Posted by
DonkeyPal
Just from my observations of driving down some very long, or very steep but short, hills I don't think the CVT trans on our 2015 Mirage provides as much engine breaking when coasting downhill in drive (meaning just taking one's foot off of the gas) as I have seen with other small cars, including our recently owned 2006 Scion XA, which is similar in size to the Mirage but somewhat heavier.
I bet it's not sipping a great deal more gas than it would in neutral. I don't think I'd worry about it unless I were in a hypermiling contest and stood to win some real money.
If you leave it in gear it shouldnt sip any. Neutral uses fuel to idle, in gear uses nothing.
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View my fuel log 2018 Mirage ES 1.2 manual: 43.5 mpg (US) ... 18.5 km/L ... 5.4 L/100 km ... 52.2 mpg (Imp)