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LFP. Weekly Charging vs Daily Charging

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I see
Might be due to below

Due to special legal regulations regarding EVs aren’t forced to provide
a standard access (OBD-Port) for external analytics any more.

The shown adapter cable opens that access again to provide detailled analysis data for
car behaviour and usage of smartphone apps deisigned for that purpose.

Designed to stay permanently inside the TESLA-M3.

QUOTE="maxkonji, post: 7101690, member: 188508"]
Sorry for the silly question
Why does one need both items listed below? Is the Bluetooth adaptor not enough?


1. Adapter cable to connect to the Tesla CAN-bus:
2. OBD2 to Bluetooth/wifi adapters:
[/QUOTE]
 
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Could it be that scan my tesla is out and not reporting some values correctly?

By rights, if the buffer being reported by scan my tesla is that large then your range on the car screen would be way low and pretty sure the internet would have blown up by now with people reporting that there cars have lost so much range.
LFP certainly different to the usual NMC/NMA battery.
The in car range and battery percentage tracks pretty well from what I can determine. It is some of the extra values that scanmytesla reports that are out of whack. I don't think it is due to scanmytesla itself being out of date. I have values from scanmytesla early on in the packs life where these values report sane values. They are currently nonsensical. The non UI forms of SOC percentage can go negative, the expected remaining can exceed the battery design capacity. So the 21kwh battery buffer I believe is also equally nonsensical.