![]() ![]() Frequently asked questions about thermostat replacement cost Is a car thermostat expensive? The temperature warning light on the dashboard could also light up if the thermostat has failed. If the check engine light is accompanied by symptoms such as the engine overheating, it is possible that the thermostat is the root of the problem. The cabin heater performance is usually poor as well as an increase in fuel consumption Check engine or temperature warning light This will result in an engine that runs cool or is slow to get up to temperature. ![]() The thermostat can also fail and become stuck open. It’s best to get this checked by a mechanic as soon as possible as continuing to drive will cause further damage to the vehicle. When a thermostat is ‘stuck’ closed, coolant cannot flow causing the engine to overheat which keeps the temperature higher than it should be. Overheating can indicate a problem with the thermostat, but it can also be caused by other issues such as a coolant leak, a clogged radiator, or a failed water pump. ![]() If something goes wrong, get it replaced as soon as possible.Signs your car thermostat needs a replacement Engine overheating It can overheat and seriously damage your engine, so it’s not something to play around with. They will last over 150,000km in the right conditions. They typically won’t fail unless there’s contaminants in the coolant or you use water instead of coolant. How often do I need a thermostat replaced? There’s a fair bit of labour involved for such a small part. How much does a thermostat replacement cost? They will then run the engine up to temperature and test the system. They will then reconnect any wiring or sensors and refill the coolant. They will then test the new thermostat and install it with a new gasket. After draining the coolant, they will unbolt and remove the thermostat as well as its gasket and clean the mounting surface. The mechanic will first locate the thermostat housing and disconnect any wiring or sensors attached to it. What’s involved in getting a thermostat replaced? These indicate that the thermostat is stuck closed. Other key indicators are that the engine overheats quickly or that you struggle to get hot air through your vents. If your engine takes a long time to get up to temperature then it may indicate that the thermostat has failed. It does a neat job and it’s a critical part of your engine. As the motor increases in temperature the thermostat opens more and more to manage the temperature and keep the right amount of coolant flowing. This helps extend the life of your motor. This helps warm the motor up slowly and bring everything up to the right temperature. The thermostat stays closed when you cold start your car. At higher temperatures it opens up and allows unrestricted flow to move all the available pressure through the system and cool the engine down. At lower temperatures it stays closed and restricts the flow of coolant through the car. Think of it as a halfback, it’s small, manages a whole bunch of components and can cause headaches if it stops doing its job.Ī thermostat is either a mechanical or electric valve that's found on the inlet set side of the engine's cooling system. ![]() The thermostat helps to do a whole bunch of important things in your cooling system. ![]()
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