2022 BMW X3 — battery dies after the car sits for a weekend
Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is the cleanest parasi…
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Repairs & Ownership
2024 Acura MDX — battery dies after the car sits for a weekend
2024 Acura MDX Type S, about 27,500 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes…
2021 BMW X5 — battery dies after the car sits for a weekend
2021 BMW X5 xDrive40i, about 38,000 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes…
2024 Volkswagen Golf R — battery dies after the car sits for a weekend
2024 Volkswagen Golf R, about 45,500 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes…
2025 Honda Civic — battery dies after the car sits for a weekend
Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is the cleanest parasi…
CityMechanicish14Community StarterMay 31, 20262025 Honda Civic Sport Touring HybridBay Area9 replies0 helpful
Fast charging slows down earlier than it used to
2024 Tesla Model Y Long Range, about 118,000 miles. On road trips the car used to hold a higher charge rate longer. Now it starts tapering sooner even when the…
2018 Kia Optima — battery dies after the car sits for a weekend
Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes will not crank. What is the cleanest parasi…
2023 Rivian R1T — fast charging tapers earlier than it used to
2023 Rivian R1T Quad-Motor, about 41,000 miles. On comparable road trips the charge rate now starts tapering sooner. I am trying to separate charger sharing, b…
Fast charging slows down earlier than it used to
On road trips the car used to hold a higher charge rate longer. Now it starts tapering sooner even when the pack is warm. Could this be charger-side variation,…
2023 Rivian R1T — fast charging tapers earlier than it used to — second opinion before I spend money
On comparable road trips the charge rate now starts tapering sooner. I am trying to separate charger sharing, battery temperature, software changes and actual…
2025 Porsche Macan — fast charging tapers earlier than it used to — Northern Virginia owner question
2025 Porsche Macan Electric 4S, about 11,500 miles. On comparable road trips the charge rate now starts tapering sooner. I am trying to separate charger sharin…
RoadHunterCommunity StarterMay 10, 20262025 Porsche Macan Electric 4SNorthern Virginia3 replies0 helpful
2024 Ford Mustang — battery dies after the car sits for a weekend
2024 Ford Mustang GT, about 29,000 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometimes w…
2024 Kia EV9 GT-Line — apartment charging without a dedicated garage outlet
2024 Kia EV9 GT-Line, about 78,000 miles. I can charge at work sometimes but not at home. For people living in apartments, what combination of public charging,…
2022 Tesla Model 3 Long Range — anyone else: Fast charging slows down earlier than it used to
On road trips the car used to hold a higher charge rate longer. Now it starts tapering sooner even when the pack is warm. Could this be charger-side variation,…
ColdStartRunner19Community StarterApr 26, 20262022 Tesla Model 3 Long RangeSacramento7 replies0 helpful
2024 Polestar 2 — fast charging tapers earlier than it used to
This started as a small annoyance and I finally decided to track it down. 2024 Polestar 2 Long Range Dual Motor, about 32,500 miles. On comparable road trips t…
QuietMom698Community StarterApr 25, 20262024 Polestar 2 Long Range Dual MotorSacramento7 replies0 helpful
2018 Mercedes-AMG C63 — battery dies after the car sits for a weekend
2018 Mercedes-AMG C63 S, about 119,000 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometim…
2018 Infiniti Q50 — no crank with full dash power, then it starts later
2018 Infiniti Q50 Red Sport, about 95,000 miles. Twice I have had full lights and accessories but no crank. After waiting a few minutes it starts normally. Bat…
ShopEnthusiast239Community StarterApr 19, 20262018 Infiniti Q50 Red SportCharlotte5 replies0 helpful
2025 Porsche Macan — fast charging tapers earlier than it used to — second opinion before I spend money
2025 Porsche Macan Electric 4S, about 3,500 miles. On comparable road trips the charge rate now starts tapering sooner. I am trying to separate charger sharing…
WeekendDriver470Community StarterApr 19, 20262025 Porsche Macan Electric 4SCharlotte1 reply0 helpful
2025 Lucid Air Pure — apartment charging without a dedicated garage outlet
I can charge at work sometimes but not at home. For people living in apartments, what combination of public charging, workplace charging and occasional fast ch…
2022 Tesla Model 3 — fast charging tapers earlier than it used to — anyone dealt with this recently?
2022 Tesla Model 3 Long Range, about 60,500 miles. On comparable road trips the charge rate now starts tapering sooner. I am trying to separate charger sharing…