Air Conditioning Control Assembly: Inspection
WARNING: This page is about a different car, the 2004 Lexus GS 430, 2004 Lexus GS 300, 2003 Lexus GS 430, and 2003 Lexus GS 300. However, it is still accessible from the selected car via links, so may be relevant.
INSPECT A/C CONTROL ASSEMBLY CIRCUIT (See TERMINALS OF ECU ).