Improper Operation [02/2017 - ]: Description

In cases where a door window closed (closes) by itself even though a window closing operation was not performed, possible causes include vehicle-side malfunction, environmental causes, or operation by the customer (including other passengers in the vehicle). By using the operation history, the possible causes of the malfunction can be narrowed down, allowing the problem to be resolved by repair, replacement, or in some cases explaining the environmental or usage issues to the customer.

In cases where a door window opened (opens) by itself even though a window opening operation was not performed, possible causes include vehicle-side malfunction, environmental causes, or operation by the customer (including other passengers in the vehicle). By using the operation history, the possible causes of the malfunction can be narrowed down, allowing the problem to be resolved by repair, replacement, or in some cases explaining the environmental or usage issues to the customer.