However, the third reason for a leaky coolant could be a physical puncture in the radiator, which is easiest to diagnose. On the other hand, a gasket leak may lead to exemption of coolant from the system but you may not notice it as this is a slow leak process. If you have a leaky radiator cap, the coolant gets eliminated from the overflow tube when the coolant expands due to car heat-up.
Saturn coolant symbol cracked#
And, in case your sensors appear to be cracked or is pretty old, you need to get them repaired or replaced as the need be. The reason behind such defective sensor would be a probable loose connection. A malfunctioned coolant sensor may lead to a diminution in fuel efficiency or it may even lead to improper emission readings. If the coolant level indicator, turns on and off for no real reason this means that your car’s sensors have failed. If that is not the case, then the following reasons could help you know better. The first step towards addressing the issue starts with inspecting the coolant levels. But when the low coolant sensor turns on and off no matter what the season is, you may have several questions in mind. Low Coolant Light Comes On and Off – 4 Common ReasonsĬoolant or more aptly antifreeze is that colored liquid that prevents water from freezing in winters and from overheating in summers.
So for your convenience, we have listed out a few reasons that could be the reason behind such signal variations. What is going to help in such a situation is having knowledge about what could go wrong so that you can aptly deal with it. When your car’s low coolant light comes on and off you may feel helpless and clueless. For starters, there may be several reasons associated with it. Do you often get confused as to what that low coolant warning sign fluctuations indicate? Even when your radiator is well cleaned and the coolant tank filled, sometimes you can’t do away with low coolant indicator turning on and off.
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