What are the reasons for the failure of Volkswagen Lavida's window to roll up and down?

[OCarson]

Volkswagen Lavida's window cannot roll up and down for the following reasons: 1. The window lift motor is damaged or the electrical control wiring has poor contact. 2. The motor is overheated and protected. 3. The guide rail is blocked or the rubber strip is aged. 4. The initialization data is lost. 5. The window lift switch is damaged. Here are the solutions for the failure of Volkswagen Lavida's window to roll up and down: 1. If the window lift motor component is damaged, it can be directly replaced. 2. Cool the motor. 3. It is necessary to clean the guide rail and apply some lubricating oil. 4. Reset the window lift. 5. Directly replace the window lift switch.