FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Thermostat: Testing and Inspection

THERMOSTAT CHECK





1. Immerse the thermostat in water, and heat the water while stirring. Check the thermostat valve opening temperature.





Standard value:





2. Check that the amount of valve lift is at the standard value when the water is at the full-opening temperature.

NOTE: Measure the valve height when the thermostat is fully closed, and use this measurement to calculate the valve height when the thermostat is fully open.





Standard value: