Why can't the BMW window be rolled up with one-touch?

1 Answers
DelMarley
07/30/25 6:21am
The reasons why the BMW window cannot be rolled up or down with one-touch are as follows: Momentary poor contact or power interruption causing function failure: If the function fails due to momentary poor contact or power interruption of related components, simply reset the one-touch window function. Damaged window lift motor or poor contact of the electrical control wiring harness: If there is a burnt smell or abnormal noise inside the door panel when holding down the window button for a long time, it is likely that the window lift motor components are damaged. In this case, it is recommended to directly visit a 4S shop or auto repair shop to replace the window lift motor. Motor overheating protection: To protect the power supply circuit, most window lift motors are equipped with an overheating protection mechanism. If the components overheat for some reason, the motor will enter an overheating protection state, resulting in window lift failure.
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