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Sealion7 - Onboard Navigation - Wintertime and battery pre-heating

Ok-Database-4624 | 2026-01-10 13:37 | 25 views

Hi, anyone experience with using the onboard navigation (that proposed several charging stops on let's say a 1000km trip) on the latest software and the concept of battery pre-heating (wintertime). Chatgtp claims the car would take the pre-heating into account during its planned trip. Anyone tested this before ? Sure you can activate it manually in the menu, but I would expect during navigation/routing the car knows when the next charge stop will be and it would take care of this by itself ?

Comments (7)
Speeder172 2026-01-10 14:42

Not sure, on the Seal I did a 8hours trip with 3 stop planned, exterior temp: -4° At no moment the car told me it was going to preheat the battery, I had to do it manually.

Ok-Database-4624 2026-01-10 15:18

The thing is, from what Chatgtp told me it seems BYD seems not very chatty about this. So it might be enable without a specific notification on the screen or something. (software & model dependending) You don't recall the DC-charging speeds you obtained back then ? Thx for the feedback anyway

jimjambambalamba 2026-01-10 21:50

Honestly people need to stop asking chatgpt shit, its dumb and its wrong most of the time. Regardless of this point, BYDs estimates are awful. You get to know your car and then you make the calculations yourself.

Ok-Database-4624 2026-01-10 22:38

Actually responses of chatgpt are often quite useful and provide some insights to take it further. Estimates of range are always very optimistic especially in wintertime (and that is for every EV, not BYD specific) and I don't have a problem with that. I know after charging it says 485km range but I realistically/probably can do "around 280/300" when its cold and I drive 100km/u and I don't have a problem with that.

jimjambambalamba 2026-01-11 01:07

No. Normally im pretty open to new technologies. But chatgpt is so often wrong and in really significant ways that its just a dangerous resource. Various models have been open to propaganda, bias and outright factually incorrect statements. Dumb people like it because its so encouraging. Its dangerous in the wrong hands, and at best a gimmick for anyone who is really aware of the risks.

Ok-Database-4624 2026-01-11 08:15

So you imply that I'm "dumb" or something ;-) ? I use LLM's mainly for technical matters, and so far it actually contributed even when the answer was incomplete/wrong, triggered me to look at something with another viewpoint, often double-checking through alternative channels where possible, challenging me. Personally for me IT IS a gimmick at this point. I'm not using this for any life altering, personal psychological,religious or deep sociological discussions/insights. For me it is a tool, and I realize even a fool with a (good) tool is still ... a fool ... But I get you point.

mlhbv 2026-01-12 00:43

Fully agree. I had a Mustang Mach e before. That had very good predictions and I trusted it. The byd however (Sealion 7) is simply bad at it. Not to mention that it hardly gives a noticeable warning when the battery is almost finished. So I use the ABRP app now.

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