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by samorth
Wed Oct 13, 2021 12:53 pm
Forum: Technical BMW i3 Discussions
Topic: Software update needed for HV battery capacity check
Replies: 27
Views: 2167

Re: Software update needed for HV battery capacity check

Its irrelevant. All that matters is, if you start quoting capacity according to the 18.8 kwh (available) you must finish measuring the same. You cannot start measuring the available and then finish measuring relative to the 22.2 kwh total capacity. My battery capacity is down to 65% original, but wi...
by samorth
Wed Oct 13, 2021 12:43 am
Forum: Technical BMW i3 Discussions
Topic: Software update needed for HV battery capacity check
Replies: 27
Views: 2167

Re: Software update needed for HV battery capacity check

It is still fudging the figures. 70% of 18.8 kwh is 13.16, so as soon as the capacity drops below that, the warranty is triggered. If they then open up the "hidden capacity", the denominator is now 22.2 kwh and 70% of that is 15.54, so if all you are doing is redefining the Kappa max (to use their t...
by samorth
Tue Oct 12, 2021 3:34 pm
Forum: Technical BMW i3 Discussions
Topic: Software update needed for HV battery capacity check
Replies: 27
Views: 2167

Re: Software update needed for HV battery capacity check

I have just had the same issue. Battery capacity down to about 65% of original (2014 22kwh battery version) as calculated for each trip and also on the Kappa Max feature on the computer. BMW were very reluctant to deal with this, but eventually did. They took the car for 6 days and after 2 days aske...

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