This valve basically controls the flow of coolant between different parts of your engine’s cooling system. It directs coolant where it’s needed, when it’s needed. It has a couple of main jobs. First, it manages the coolant going to your exhaust gas recirculation system – that’s the EGR. The EGR helps reduce emissions, but it gets really hot, so it needs cooling. Second, it handles coolant flow to your turbocharger, if your vehicle has one. Turbos get incredibly hot too, so the switchover valve makes sure they stay within a safe temperature range. It's all about keeping things cool where they need to be. Think of it as a traffic controller for your coolant. The engine control unit – that's the computer – sends a signal to this valve, telling it where to send the coolant. If the EGR or turbo is working hard and getting hot, the valve opens and directs coolant there. When those components aren’t under heavy load, the valve restricts flow, sending coolant to other parts of the system. It’s a pretty important piece of the puzzle for managing overall engine temperature. It responds to what the engine is doing. If this valve fails, a couple of things can happen. The EGR or turbo could overheat, which can cause damage, potentially serious damage. You’ll notice if it's failing because you might get a check engine light, and you might experience rough idling, loss of power, or even overheating. Basically, it’s a safeguard. It acts like a shield for some really expensive engine parts. It prevents heat buildup that could quickly lead to costly repairs. You can find these parts pretty easily, places like Fixparts Online often have a good selection. Replacing it when it's starting to go bad is a lot cheaper than dealing with a damaged turbo or EGR system. More than just a part: Switchover Valve (MPN 7.01037.02.0) includes a 12-month warranty!

About Pierburg

Pierburg specializes in emission control, air supply, and fuel systems for sustainable and efficient vehicles.

Why Choose Pierburg?

• Pierburg parts are known for their quality and long life, saving you money on repairs in the long run. • We make parts for many popular car brands, so there’s a good chance we have what you need. • Our parts are designed to meet or exceed the original manufacturer’s standards, ensuring a good fit and reliable performance. • Pierburg has been a trusted name in the auto parts industry for over 100 years – we have a history of innovation and reliability. Pierburg – trusted quality, available at FixParts Online!