It’s been cold and the Q7 hasn’t been driven for a while, the battery drops to 11.4V, I need to charge it. I’ve bought a really good charger from Schumacher SC1280 with 15A capacity. The Q7 battery is under the driver seat, therefore, there are two poles (terminals) marked red for positive and “-” on […]
Our 2006 Audi A8L sat for 2 weeks in 30-40 F, the engine cranked slowly and never started, the battery measured 11.8V. We charged the battery with 8A and within 2 hours, the battery went up to 12.9V and it started right away, great car.