2003 Toyota 4 Runner Ac Light Flashing . The AC light keeps flashing instead of being steady, and no cold air comes out. Must have a slight leak, I would add refrigerant from a can and be good all summer. A/C Light Flashing and No Cold Air: 2003 Toyota 4Runner ... (Jessie Owen) My running lights and dashboard lights dont work. How to get rid of the blinking AC light in your Toyota and get the AC blowing cold again. I do have a code reader I'll hook up later today but I thought I'd ask for your thoughts as well. I have always set my temperature controls on auto, and I noticed the AC light used to be steady (not flashing) when it was working. My compressor starts to engage and instantly cuts off. Ford F Super Duty Commercial Kansas Cars for sale Replace ac clutch relay toyota camry 2005 Toyota Camry Maintenance Light Flashing | ...