The jetta VI thermostat is installed on the vehicles of Volkswagen Jetta VI, the valve of which begins to open at the temperature of the coolant, 87 ° C and the full stroke (not less than 7 mm), at a temperature of 102 ° C.
Thermostat bodies are different in shape and location, depending on the type of engine. Some of the shells are made of aluminum casting and some are made of plastic. The thermostat is not repaired, and in the case of breakage it needs to be replaced with a new one with the same order number.
So, to test the thermostat, do the following:
1. Remove the thermostat and put it in the water receptacle;
2. Place an exact thermometer;
3. Heat up the water and see if the valve opens at an installed temperature (87 ° C) and the full discovery will take place at boiling point.
