If enhanced sleep mode is active,
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If you have "force fetch data" enabled, teslaspy will retrieve data during this period, no matter your car is asleep or not. This will force your car to be online at this period.
I registered today, and my car has not slept at all. I checked these settings now, and I can see it is set to force fetch data 24h. Maybe it would be better to have this off by default for new users?