Tesla Battery Preconditioning: When, How, and Why You Should …
Feb 21, 2023 · I have observed that the Tesla Model may perform some battery warming while Supercharging to improve the efficiency and speed of the Supercharging session. On a road trip Superchargers may be spaced 100 miles or more apart. This affords plenty of time for the Tesla Model Y to fully precondition the battery for next Supercharger charging session.
Portable 12 V car battery charger recommendations ... - Tesla …
Jul 22, 2021 · A Power supply and a charger. The portable battery won’t charge the battery properly. But you might be able to plug a charger into a portable battery. Batteries charge at around 15-16V. Portable batteries output 12V. I don’t think you can charge through the emergency port. But here is a light weight solution of getting into the car.
99% Issue - Calculating [Charging to 100% hangs at 99%] - Tesla …
Jul 5, 2022 · Update so on my last response to this i charged & waited, it did go to 100% after waiting extra 40mins, the 2nd time I charged to do long journey its gone back to calculating again so it looks like any time i charge ill have to sit extra 40mins to hit 100% thats sucks… obviously on small journeys 95% but long journeys come on…
Level 1 charging sufficient for low daily miles? - Tesla Motors Club
Oct 6, 2020 · The battery pack represents a large thermal mass. To cold soak the battery pack the vehicle would have to left unplugged in very cold weather for more than 12 hours. If the Tesla vehicle is not plugged in I do not believe that the battery temperature management system will draw power from the battery to automatically warm the battery pack.
Portable battery charger for Tesla | Tesla Motors Club
Nov 6, 2021 · I have a question as I ran into this few months ago.My model 3 just die out few miles before the supercharger.I got it towed to supercharger after a long delay and it was only two miles away.Is there a portable charger available with enough volts and amp to charge any Tesla car to give it enough power to drive few miles to the supercharger.I am ...
Charging at 48A? - Tesla Motors Club
May 27, 2021 · Charging at 32A instead of 40A is not "way better" for the battery. Even the maximum Level 2 (240V) charging rate for the Model Y of 48A (11.5kW) is no more than 1/7th of C (14% of C) where C is the capacity of the battery in kWh/1hr. An 82kWh battery can be charged at a rate of 80kW or less per hour without stressing the battery.
Using Battery Maintainer on 12V battery when in storage - Tesla …
Aug 25, 2020 · A general manager at Tesla service recommended employing a battery maintainer when my car is in storage for 3 months. I picked up a Schumacher 1.5 A but wondered if A) Amp is enough B) If I need a lithium retainer (vs standard AGM deep-cycle). The car will be in a garage in dessert end of August...
12v On Board DC/DC Charger | Tesla Motors Club
Jul 20, 2021 · This additional load on the 12V battery will require the battery be charged by the Tesla vehicle more frequently. When in Sleep Mode, consumption is normally 25W, you are basically tripling this load. If the 12V battery can normally maintain the Tesla's essential 12V systems for 24 hours between being charged then this would happen every ~8 hours.
Running out of Charge and Dead Battery | Tesla Motors Club
Sep 29, 2022 · When my car (Tesla Model S 2015 model 85D - the older shape with the nose cone and 125k miles mileage, battery still under warranty) gave me the 'Vehicle Shutting Down - Pull Over Safely' warning and I began to lose power in the car (the car was doing 45 mph and began to slow down gradually despite me pressing the acceleration pedal) the range ...
48A vs 40A wall charger in residential home | Tesla Motors Club
Jul 6, 2021 · When charging at home using Level 2 (240 volts AC) these are the estimated miles that are added to your Tesla Model Y's range, per hour, while charging: