What is the temperature control valve on a Subaru?

The Temperature Control Valve on a Subaru
The temperature control valve on a Subaru is a component of the engine cooling system. It is responsible for regulating the flow of coolant through the engine to maintain the optimal operating temperature. The valve helps to ensure that the engine does not overheat or become too cold, which can affect performance and potentially cause damage.
According to the search results, the thermo control valve in Subaru vehicles has been the subject of some issues and discussions. There have been reports of failures and the need for replacements, as well as discussions about warranty coverage for the valve. Some owners have experienced symptoms such as the check engine light coming on or the low-temperature light flickering.
The thermo control valve is located under the intake manifold and is made of plastic, which can be prone to premature failure and cracking. It is designed to respond quickly to changes in engine temperature and can contribute to better fuel economy.
If you are experiencing any issues with the temperature control valve in your Subaru, it is recommended to consult with a Subaru dealership or authorized service center for diagnosis and repair options. Warranty coverage may apply depending on the specific circumstances and the vehicle’s mileage.
Please note that the information provided is based on the search results and may not cover all possible scenarios or models. It is always best to consult with a qualified professional for accurate and specific advice regarding your Subaru vehicle.

What does a thermal control valve do on a Subaru?

The result premature failure and cracking posing a significant engine overheating. And safety hazard allegedly Subaru has known about this since at least 2021. And attempted an update.

What is the difference between a thermo control valve and a thermostat?

Whereas a thermostat is a straightforward valve that merely regulates coolant flow, a TCV can be thought of as a mixing valve. The thermostat is now the coolant gate keeper and the TCV is the director.

What does a temperature control valve do?

What Is a Temperature Control Valve (TCV)? Temperature control valves are used to control fluid temperatures in turbines, compressors, and engine jacket water and lubrication oil cooling systems.

How much does it cost to replace a thermo control valve on a Subaru Forester?

Turns out the friggin thermo control valve needs replacement. I did some research and looks like this is the one thing that gets ya on these models. I’m also just outside the powertrain warranty so it’s a hefty price. They quoted me at $1600 for the total replacement cost.

What is a TCV Subaru?

Issues with their thermal control valves failing prematurely causing serious engine problems. These issues can be costly to repair. And have left many Subaru owners frustrated.

Can you drive with a bad thermo control valve?

As long as the engine isn’t overheating, it’s safe to drive until it’s repaired. This shouldn’t be a huge factor on the engine cooling system. If you see the temp light come on, then stop driving the car, otherwise, it’s safe to drive.

What is a PCV valve Subaru?

It is also known as the crankcase ventilation system. Your vehicle’s crankcase holds your engine’s motor oil and is located at the bottom of your vehicle’s engine. The PCV valve is a one-way valve attached to the crankcase of your car’s engine and removes unwanted gases from the crankcase.

What is the Subaru class action lawsuit?

A class action lawsuit was filed against Subaru of America, Inc. (“SOA”) and Subaru Corporation (“SBR”), collectively the “Defendants” or “Subaru.” The lawsuit alleges that some of Subaru’s vehicles have a design defect in their continuously variable transmissions.

How do you know if your control valve is bad?

One of the most obvious indicators of a faulty control valve is leakage. Leakage can occur either internally or externally. Internal leakage is when the valve does not close completely, allowing some fluid or gas to pass through when it should be shut.

What happens if your control valve is bad?

Most common symptoms of a bad oil control valve
A defective oil control valve won’t close properly, resulting in rough idling, engine stalling, and poor engine performance. Poor Engine Acceleration and Performance: depending on the camshafts’ phase, the engine will generate more power or conserve fuel.