The AC Expansion Valve may develop a very slow leak or allow too much refrigerant flow which reduces cooling. Our technicians tell us that Toyota makes an updated expansion valve to resolve these problems if and when they occur.Google+
Car Problem Reports
Toyota Camry Updated Expansion Valve to Correct Leaks and Poor Performance
Toyota Camry Problem
Average Mileage: 149,800 mi (142,000 mi - 157,600 mi)
Visitor, 1993 Toyota Camry, 157,600 mi
Compressor kicks on and system blows air but it is warm air. It will not blow cold even when recharged.