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…
The car is aligned and pressures are correct, but rear tire life is much shorter than my previous gas cars. Has rotation strategy, tire choice or driving style…
On comparable road trips the charge rate now starts tapering sooner. I am trying to separate charger sharing, battery temperature, software changes and actual…
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,…
1993 Mazda RX-7 Touring, about 217,000 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car sometim…
2022 Ford Maverick XLT Hybrid, about 4,800 miles. Car is used in a dusty environment and has pets in it regularly. I've read about battery cooling fans getting…
2025 Porsche Macan Electric 4S, about 10,000 miles. On comparable road trips the charge rate now starts tapering sooner. I am trying to separate charger sharin…
2023 Rivian R1T Quad-Motor, about 96,000 miles. On road trips the car used to hold a higher charge rate longer. Now it starts tapering sooner even when the pac…
2025 Honda Civic Sport Touring Hybrid, about 8,200 miles. Same commute, same driver, but average MPG dropped pretty sharply over the last month. Tire pressure…
2025 Porsche Macan Electric 4S, about 8,200 miles. A software update finished overnight and this morning I got a low-voltage battery warning. Main battery is c…
2021 Range Rover Sport HSE, about 46,500 miles. Battery passes a quick test and charging voltage looks normal, but after two or three days parked the car somet…
2013 Toyota Prius Three, about 8,200 miles. Car is used in a dusty environment and has pets in it regularly. I've read about battery cooling fans getting dirty…
Older Prius has developed a rough shake for a few seconds on some cold starts and the coolant level seems to be dropping slowly. I don't want to assume the wor…
2024 Polestar 2 Long Range Dual Motor, about 31,500 miles. The car is aligned and pressures are correct, but rear tire life is much shorter than my previous ga…
Got a 12V-related service warning and the truck otherwise wakes and drives normally. For people who've dealt with low-voltage issues, did you risk driving to s…
Traction battery is charged, but a low-voltage warning appeared after the car sat overnight. I know the small battery can still immobilize an EV. What informat…
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…
2022 Volvo XC90 Recharge, about 96,000 miles. Same commute, same driver, but average MPG dropped pretty sharply over the last month. Tire pressure is good. Wha…
2024 Kia EV9 GT-Line, about 78,000 miles. Dash range changes with temperature and driving, so I'm looking for a better way to judge battery health. What data d…
2023 Rivian R1T Quad-Motor, about 1,200 miles. Got a 12V-related service warning and the truck otherwise wakes and drives normally. For people who've dealt wit…
