Why Audi Q7 sand after packing?

An Audi Q7 sports car with a mileage of about 20,000 kilometers.
Customers reported that the vehicle had been parked for one night and landed on the shock absorber. Because the car is a new car, maintenance personnel check the vehicle suspension system, shock absorber, and diagnose the presence of VAS5052 with a diagnostic code: 403200 C10C800: Function shutdown is enabled occasionally and 455687 C104807 Vehicle height sensor mechanical failure occasionally occurs two failures Yate; carefully observed the right front shock absorber and the left front shock absorber. It was found that the left front shock absorber was lower than the right front shock absorber. Examination of the left front shock absorber revealed an air leak in the upper part. Troubleshooting after replacing the left front shock absorber skin.