rear motor coolant tube support bearingFix the Most Common Audi e tron Problem Save Time, Money & Stress If you own an Audi e tron, youve probably encountered a well known issue: leaking coolant seals and worn rotor bearings in the rear drive unit. These problems can lead to: Coolant intrusion into the motor Increased drivetrain noise Reduced efficiency Complete motor failure if left unchecked Instead of paying thousands at the dealership or waiting weeks for repairs, you can solve the