Volkswagen Thermostat Failure: Causes & Symptoms

in Rochester

Used to control the coolant flow to maintain the engine temperature.

Coolant to flow in and out of the engine when it opens and closes.

To trap the coolant inside the radiator, the thermostat remains closed.

Below points define the causes and symptoms of a failed thermostat.

Causes behind thermostat failure

Defects

Improper installation

Engine overheating

Roadside debris

01

02

03

04

Symptoms of thermostat failure

Coolant leaks

Damaged heater

Abnormal temperature gauge reading

Unusual noises

Sudden changes in air temperature

Conclusion

People living near Rochester need to contact a mechanic to fix the issues.