Wireless Door Lock Buzzer
WARNING: This page is about a different car, the 2002 Lexus GS 430 and 2002 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
Inspect the wireless door lock buzzer operation. Connect the positive (+) lead from the ohmmeter to terminal No. 1 and the negative (-) lead to terminal No. 2, and measure resistance of approximately 1 k ohm. See CONNECTOR IDENTIFICATION . If the resistance is not as specified, replace the buzzer.