1. Turn on the sunroof servo and check the time for which the sunroof (A) opens or closes. The normal opening/closing time of the sunroof is 5 seconds.
2. While the servo is running, check the sunroof for abnormal noise.
3. Close the sunroof completely and check for water leaks.
4. Check size «E», between the roof (A) and sealant (WITH) glass (IN). Normal size «E»: 0-1.4 mm for the front and 1.0-1.4 mm for the back.
5. If the size is not normal, you need to loosen the adjusting screws (A), then adjust the sunroof height and tighten the adjusting screws with a tightening torque of 2-4 Nm.
6. Check the overlap of the hatch seal (A) with roof (IN). The normal amount of overlap is 1.1 mm.