Rear Wiper Motor
WARNING: This page is about a different car, the 2003 Lexus RX 300 and 2002 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.
Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 3, check that the motor operates. See CONNECTOR IDENTIFICATION . If operation is not as specified, replace the motor. See REAR WIPER MOTOR under REMOVAL & INSTALLATION.