Automobile maintenance database of 5053 automobile studio,,, 08 Audi A6.2.0t engine cold car shaking hot car looking for the answer normally.

Hello, according to your situation, it belongs to the solar term, and there is carbon deposit on the door, which causes the cold car to shake. I suggest you clean the throttle and then match the idle speed. I hope my answer is helpful to you. Thank you. Have a nice life. If there is something wrong with the car, ask the car master. 4S shop professional technician, 10 minutes to solve.