Rear Power Window LH Auto Up / Down Function does not Operate with Rear Power Window Switch LH: Description

WARNING: This page is about a different car, the 2010 Lexus GS 450h. However, it is still accessible from the selected car via links, so may be relevant.

If the manual UP / DOWN function can be performed but the AUTO UP / DOWN function cannot, the fail-safe may be functioning.

If the power window initialization. Refer to INITIALIZATION has not been performed, the AUTO UP / DOWN function will not operate.

NOTE:

When the power window regulator motor assembly (rear LH) is reinstalled or replaced, the power window control system must be initialized.