Can cooling fan cause check engine light?

Can cooling fan cause check engine light?

If the cooling fan relay has failed, you may see warnings, such as the check engine light and the temperature warning light, pop up on the dash, but first, you may notice that the A/C stops cooling.

Can you drive with coolant light on?

When the low coolant level warning light comes on, you should stop driving. Pull over to the side as soon as possible and shut off the engine to prevent any additional damage.

Will your check engine light come on if your car overheats?

Overheating: Sometimes a check engine light comes on if there’s a serious problem with the car. For example, Motorist explained that it could indicate that the vehicle is overheating, which means you need to pull over immediately. Neglecting this part of the vehicle can result in costly repairs for several systems.

What does the engine cooling system light mean?

This temperature warning light means that your engine is running at a temperature that is too high – in other words, your engine is overheating. However, a problem with the cooling system or low coolant can cause the engine to overheat, which leads to engine damage.

What causes the coolant light to come on?

The most common reason for the coolant light to become illuminated is simply that the coolant level is too low. There may be a floating sensor in your coolant tank that triggers the warning light when the level drops. Low coolant levels are usually caused by leaks, either in the reservoir or somewhere in the lines.

Can a low coolant light cause a check engine error?

The PCM and Low Coolant Low coolant in the radiator of your car can trigger the malfunction illumination light (MIL), also known as the “check engine” light. Low coolant can affect the internal temperature of the engine, which is protected by the antifreeze.

When does the coolant warning light come on?

1. Coolant Light Comes On. The engine temperature warning light on the dashboard generally appears as a thermometer with wavy lines next to it or a box with wavy lines inside of it. If this light activates while you are driving, it is telling you that your engine is hot; possibly due to a low coolant condition.

How to diagnose a cooling system problem-YourMechanic?

The most serious cooling system problems are internal engine issues. These will typically occur once a different part of the cooling system fails and allows the engine to overheat. Step 1: Let the engine cool. Park your vehicle and open the hood. Allow the engine to cool enough to remove the radiator cap. Step 2: Fit the block tester.

What should I do if my check engine light goes on?

The check engine light will always light up if this code is set. If your check engine light goes on, schedule an appointment today or call 847-367-4488. We’ll help you figure it out!