If the sensor is not working properly, it can send a false signal, causing the light to come on. The coolant sensor is responsible for monitoring the coolant level and sending signals to the ECM. Let’s look at them! Why Is My Low Coolant Light On?Īs a seasoned mechanic, I can suggest a few possible causes for this issue.
In this case, it’s important to diagnose the cause and address the issue promptly.Īside from the low coolant level, other issues trigger the warning light. Once the engine control module (ECM) detects an issue with the cooling system, it may trigger both the check engine light and the low coolant light. Note that the low coolant light can cause the check engine light to come on. Thus, stop your car and follow the guide below. In some cases, continuing to drive with the low coolant light on could even result in a breakdown or an accident. A low coolant level can cause engine overheating and easily turn into a very expensive engine rebuild. No, you should not keep driving with this warning light. Can I Still Drive With the Low Coolant Light? However, if the low coolant light remains on while your vehicle is in motion, it indicates that the coolant level is too low or there is an issue with the cooling system. This happens as a self-test in the system, and the light will turn off once the engine warms up. It is common to see the low coolant level light when starting your vehicle, particularly in cooler climates.
COOLANT LOW IN CAR MANUAL
Thus, refer to the owner’s manual or our Dash Lights Lookup for more details. The exact appearance of the light can vary depending on your car’s make and model. What Does It Mean When the Low Coolant Light Comes on? The low coolant light looks like a radiator with wavy lines at the bottom to indicate the low fluid level. Thus, prevent the engine from overheating, especially during hot weather or periods of heavy use.Īs coolant comes into contact with moving parts, it also provides lubrication and protects the water pump, head gasket, cylinder, and piston timing from damage. It controls the engine’s temperature by absorbing and releasing heat into the surrounding air. Engine coolant, also known as antifreeze, is a liquid that moves through your car’s engine.
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