Can you remove a thermostat from a car?
TOM: Yes, Lee, removing the thermostat does make the car run cooler. But you should never, ever do it. When the engine is too cool, the thermostat closes and stops the coolant from flowing through the radiator, so the engine heats back up.
How do I test my car thermostat?
Checking your car’s thermostat
- Have your car on level ground and make sure the engine and radiator are cool.
- Open the car hood and find the thermostat.
- Next, you will need to test your car thermostat.
- If you find the coolant is flowing, it means the thermostat valve is open.
What happens if you run your car without a thermostat?
If you run your car without the thermostat, some of the required temperatures aren’t met, forcing the ECU to balance the emissions on a “cold engine” all the time, even though it’s been running all day. 3. Thermostat Replacement The bad thermostat can ruin the entire vehicle.
How does the cooling system work on a VW Jetta?
Your Jetta’s cooling system works by cycling the engine coolant from the engine through the radiator. The water pump pushes the water through the entire system. The thermostat opens up once the engine reaches operating temperature and allows coolant in. If any part of this system fails, your Jetta will eventually overheat.
What happens if you overheat a VW Jetta?
Overheating can cause a lot of expensive damage to the engine. A blow head gasket or a cracked head/block are much more expensive to repair than a thermostat or water pump. Your Jetta’s cooling system works by cycling the engine coolant from the engine through the radiator. The water pump pushes the water through the entire system.
Where is the thermostat located in a car?
The thermostat is a simple valve located between the radiator and engine. As we already know, the major purpose of the thermostat is to maintain the engine at the proper temperature. The radiator runs to the entire engine and keeps it cool with the help of coolants.