If If you deliver pizzas, you want to be sure that your car is reliable and won’t break down. After all, you have hungry customers waiting, and you don’t want the pizza to get cold. You want low gas mileage,...
The main cause of this model car running rough is the ignition coil. Normally, a misfire code will be generated and can be found by connecting a scanner tool to the cars OBD2 port and performing a scan. I would...
Your Audi utilizes an electrical power distribution system which is more computer network like, than older point-to-point wiring systems. There are electrical controllers at key locations in the vehicle (front or back) which distribute power to components located close by,...
Hello. For a sudden drop like this to occur, it usually means that a sensor it not reading correctly. I usually install a scan tool first to check things like the oxygen sensors (https://www.yourmechanic.com/services/oxygen-sensor-replacement) and the air flow meter as...
Hello. Thanks for writing in about your 2009 Audi A5 Quattro. If you are having a lean condition, then the fuel pressure needs to be checked. The most common cause of a lean code on this car is either low...
Hello. The inspection of the lower control arms are accurate, but what is cracking is actually the bushings in the wishbone's lower control arms. This is a common problem with Audi cars. A certified technician can help you with the...
The main cause of coolant leaking from this vehicle is a crack in the radiator. If the coolant is leaking from the front of the motor, then this may be a leak in your water pump. I would suggest having...
Hello. Thanks for writing in about your A5 Quattro. You need to go into test mode for the computer to reset and test the oil level. If it still cannot calculate it, then you have a bad oil level sensor...
Hello. Most of the time, this is the first indication that the timing belt is failing (https://www.yourmechanic.com/services/timing-belt-replacement). The timing belt needs to be checked to see if it is going bad. If the belt is fine, then you may have...
