2022 Volvo XC90 — hybrid fuel economy dropped with no warning light
Same commute and driver, but average MPG is down noticeably. Tires are properly inflated. What hybrid-specific data would you inspect before blaming the high-v…
EV & hybrid
2022 Cadillac Escalade — battery dies after the car sits for a weekend
2022 Cadillac Escalade Sport, about 65,500 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car som…
2013 Toyota Prius — hybrid fuel economy dropped with no warning light — Houston / owner question
2013 Toyota Prius Three, about 65,000 miles. Same commute and driver, but average MPG is down noticeably. Tires are properly inflated. What hybrid-specific dat…
2022 Toyota RAV4 — preventive cleaning of the hybrid battery cooling fan — Baltimore owner
2022 Toyota RAV4 Hybrid XSE, about 35,000 miles. The car carries pets and sees dusty conditions. Is inspecting or cleaning the battery cooling intake/fan a rea…
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…
OldSchoolCollectorCommunity StarterFeb 6, 20262024 Polestar 2 Long Range Dual MotorNorth Jersey4 replies0 helpful
2024 Rivian R1S Dual-Motor — need advice: 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,…
2022 Tesla Model 3 — eV has plenty of main battery but shows a 12V warning — buyer question from California
2022 Tesla Model 3 Long Range, about 36,000 miles. Traction battery is charged, but a low-voltage warning appeared after the car sat overnight. I know the smal…
2024 Rivian R1S Dual-Motor — how are you estimating real battery degradation?
Dash range changes with temperature and driving, so I'm looking for a better way to judge battery health. What data do you trust—usable kWh, charging energy, s…
2024 Tesla Model Y — how are owners measuring real battery degradation? — trying to narrow this down
2024 Tesla Model Y Long Range, about 20,000 miles. Displayed range moves too much with weather and recent driving to be a useful health metric by itself. What…
2025 Hyundai Tucson — battery dies after the car sits for a weekend — trying to narrow this down
2025 Hyundai Tucson Hybrid Limited, about 31,500 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the c…
2018 BMW 340i — 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…
2024 Polestar 2 — rear tires are disappearing faster than expected
2024 Polestar 2 Long Range Dual Motor, about 12,500 miles. The car is aligned and pressures are correct, but rear tire life is much shorter than my previous ga…
ColdStartFanCommunity StarterJan 29, 20262024 Polestar 2 Long Range Dual MotorCentral Jersey22 replies0 helpful
Low-voltage battery warning after software update
2023 Rivian R1T Quad-Motor, about 78,000 miles. A software update finished overnight and this morning I got a low-voltage battery warning. Main battery is char…
2020 BMW M2 — battery dies after the car sits for a weekend
2020 BMW M2 Competition, about 55,500 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometime…
2023 Hyundai Ioniq 5 Limited — 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…
2025 Honda Civic Sport Touring Hybrid — anyone else: Hybrid MPG suddenly down with no warning lights
2025 Honda Civic Sport Touring Hybrid, about 118,000 miles. Same commute, same driver, but average MPG dropped pretty sharply over the last month. Tire pressur…
OldSchoolCommuter50Community StarterJan 29, 20262025 Honda Civic Sport Touring HybridAtlanta1 reply0 helpful
2023 Hyundai Ioniq 5 — eV has plenty of main battery but shows a 12V warning
2023 Hyundai Ioniq 5 Limited, about 48,000 miles. Traction battery is charged, but a low-voltage warning appeared after the car sat overnight. I know the small…
DieselCommuter129Community StarterJan 26, 20262023 Hyundai Ioniq 5 LimitedFlorida13 replies0 helpful
2024 Rivian R1S Dual-Motor — 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,…
2025 Honda Civic — hybrid fuel economy dropped with no warning light — San Diego owner
Same commute and driver, but average MPG is down noticeably. Tires are properly inflated. What hybrid-specific data would you inspect before blaming the high-v…
RoadWrench173Community StarterJan 25, 20262025 Honda Civic Sport Touring HybridSan Diego6 replies0 helpful
Hybrid MPG suddenly down with no warning lights
Same commute, same driver, but average MPG dropped pretty sharply over the last month. Tire pressure is good. What hybrid-specific things are worth checking be…