Audi Q7 owners have reported 198 engine and engine cooling related problems since 1996. Table 1 shows the 17 most common engine and engine cooling problems. The number one most common problem is related to the vehicle's engine and engine cooling (150 problems). The second most common problem is related to the vehicle's crankcase (pcv) (10 problems). For details of each of the problem category, use the links in the table.
The first indication of an issue was oil consumption. It was using more oil than usual around the 70k mile mark. Then it started misfiring, and soon after a knocking noise coming from the engine. There are no check engine light on, after bringing it in for diagnostics, it read that it was a spark Read details...
Car has a burnt cylinder from excessive oil consumption due to poor piston ring design. These engines are prone to failure to do carbon buildup on the cylinders which leads to poor pcv performance to exacerbate the problem. Read details...
The vw/Audi diesel "fix" is not working as promised and the vehicles equipped with this "fix" may cause a safety risk to the public. 2 hours after picking up my Audi Q7 3. 0 tdi from the dealer, my wife was driving the car to pick up easter supplies with my 2 young kids and Read details...
Oil pump bolt lose timing chain rattling lose oil pressure. Read details...
"takata recall" on my regular daily routine, I tried to turn on my car that it was parked on my driveway. I tried turning my car on when I heard a big pop sound, after that big pop sound a cloud of smoke from the front of the car. Read details...