flat

For some reason I decided to use my second key to move the car around on the drive earlier in the week and the car decided to inform me that the battery was flat in the key. I've had the car almost five years and always used the same key. (2014 A3 Sportback SLine) I'm thinking either Audi...

My car feels flat most of the time; where there should be a lump of torque there just isn't. It seems to idle a little lumpy (recent pressure test showed no leaks) and it sounds as if the engine is strained when i accelerate and particularly on overrun after having just accelerated hard very...