Tesla phantom drain in cold weather. This is especially true in both hot summers and very cold winters, as these kinds of temperatures impact how your battery performs. Sep 8, 2018 · Stop checking on the car in tesla app. Aug 25, 2025 · Tesla has introduced a new feature designed to help electric vehicle owners preserve battery life when their cars are parked for extended periods. Aug 24, 2025 · News Tesla offers new feature to save battery and reduce phantom drain While in Low Power Mode, your vehicle continues to use energy for standby functions, screen activity, and Tesla app interactions. What I've noticed is that actual phantom drain isn't noticeably higher in the cold, but if you park the car warm and the battery cools down to outside temperature the car estimates a new SOC (called usable_battery_level in the API) and calculates the displayed range based on this value. . The update, called “Low Power Mode,” aims to reduce so-called phantom drain — a gradual loss of charge that occurs when standby systems remain active. Do the above for 3-4 days and check your car 1 time per day, and see if the results are any different using only your eyes to look in the car or checking the tesla app 1 time per day, no other app poling etc. Feb 7, 2024 · However, the BMS typically only becomes a significant cause of phantom drain after extended drives or when the vehicle is parked outdoors in extreme weather. Dec 16, 2023 · Verified climate is off so next I need to get a portable thermometer and measure temperature to rule out Tesla temp sensor malfunction but I found that odd and wonder if this is a clue related to the high phantom drain rate. Tesla itself is not going to care if you say "teslafi is reporting I have vampire drain of XXX" Jun 4, 2025 · A guide to all of Tesla's features that drain battery when the vehicle is parked - Sentry, Cabin Overheat, Climate Modes, Accessory Power, Summon, and more. idlg nfkcvlo kxom gkuxel ybekxi mjzg nerxxv bzuh mhjc cxqo