Here's my original post: https://mynissanleaf.com/threads/climate-control-solution-gain-control-of-your-heater.6751/
On Thu, Jan 9, 2025 at 12:14 PM Cor van de Water via EV <ev@lists.evdl.org> wrote: > I know about the severe drain of the PTC heater (and its > many-minutes-delay before supplying heat) so if I need to change the > interior temperature or get rid of moisture, I prefer to open the > windows a bit, rarely using the A/C, and in winter combine this with > intermittent bursts of using the windshield defogger button, turning > it off as soon as the A/C has made the windows clear again. > > On Thu, Jan 9, 2025 at 12:00 PM (-Phil-) <p...@ingineerix.com> wrote: > > > > Forgot to add: In 2011 we had a meeting with the Leaf's Chief Engineer; > Hidetoshi Kadota, and I explained this problem and asked why no heat pump? > So in 2013 they rolled out a heat pump, and on the base models added a > switch to disable the PTC coolant heater. So only 2011 & 2012 models > suffer from this. > > > > On Thu, Jan 9, 2025 at 11:56 AM (-Phil-) <p...@ingineerix.com> wrote: > >> > >> Pre 2013 has a serious problem where the liquid heater comes on if the > climate control is on at all, there was no way to stop this w/o completely > turning off the CC. I used to sell a mod to change this. > >> > >> https://www.youtube.com/watch?v=ykjgnrZTF2c > >> > >> Sadly, the schematic and instructions were lost in a server crash, so > no, I can't share it, but it was basically just installing a transistor and > a few discretes inside the HVAC control module. We sold these as an > advanced replacement where we sent you a modified unit, and you sent the > old one back. Sadly, There isn't enough business anymore to make it > work. If I still had the schematic, I'd release it in the public domain. > >> > >> On Thu, Jan 9, 2025 at 11:44 AM Cor van de Water < > cor.vandewa...@gmail.com> wrote: > >>> > >>> I have a 2012 also and generally avoid using the PTC heater that warms > up the liquid that flows through the heater core. > >>> I *so* wished that Nissan had skipped the liquid and instead heated > the air directly, so we would have had *instant* heat in the cabin. > >>> I have the cold weather package on my Leaf and between the steering > wheel heater and the seat heaters, we can stay reasonable comfortable on > even longer trips (we regularly make 100 mi one way trips and since the car > has 230 mi range when drive carefully, due to its 2019 62kWh pack, I prefer > to make the entire 200 mi day trip on a single charge, so low accessory > consumption is preferred. Heating the entire cabin would eat too much into > the range. > >>> Cor. > >>> > >>> On Thu, Jan 9, 2025, 11:09 AM (-Phil-) via EV <ev@lists.evdl.org> > wrote: > >>>> > >>>> Heat pump was introduced in 2013 and equipped on SV or SL models. > Starting > >>>> in 2018 they made it optional on SV. I don't know what the recent > models > >>>> are like. > >>>> > >>>> On Thu, Jan 9, 2025 at 11:03 AM redscooter via EV <ev@lists.evdl.org> > wrote: > >>>> > >>>> > how do I know which years/ trims have the heating heat pump. > >>>> > > >>>> > like from 2013 - 2018 to 2019 to current > >>>> > > >>>> > is there certain trim models? > >>>> > > >>>> > were tried of a cold old 2012 > >>>> > _______________________________________________ > >>>> > Address messages to ev@lists.evdl.org > >>>> > No other addresses in TO and CC fields > >>>> > HELP: http://www.evdl.org/help/ > >>>> > > >>>> > > >>>> -------------- next part -------------- > >>>> An HTML attachment was scrubbed... > >>>> URL: < > http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20250109/0714eb2d/attachment.htm > > > >>>> _______________________________________________ > >>>> Address messages to ev@lists.evdl.org > >>>> No other addresses in TO and CC fields > >>>> HELP: http://www.evdl.org/help/ > >>>> > _______________________________________________ > Address messages to ev@lists.evdl.org > No other addresses in TO and CC fields > HELP: http://www.evdl.org/help/ > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20250109/4aff7f71/attachment.htm> _______________________________________________ Address messages to ev@lists.evdl.org No other addresses in TO and CC fields HELP: http://www.evdl.org/help/
