Operation CHARM: Car repair manuals for everyone.

Thermostat, Engine Cooling

Valve opening temperature 80 to 84°C (176 to 183°F)
Valve lift 7.7 mm (0.3031 inch) or more at 95°C (203°F)
Check that the valve is fully closed when the thermostat is at low temperature (below 40°C (104°F)).