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Will low oil cause engine light to flash?

The short answer is yes, a low oil level can cause the engine warning light to flash on your dashboard. This is because a low oil level can lead to serious engine damage if not addressed promptly.


Understanding the Engine Warning Light


The engine warning light, also known as the check engine light, is a crucial indicator in your vehicle that alerts you to potential issues with your engine or other critical systems. When this light flashes, it typically signifies an immediate problem that requires your attention.


How Low Oil Levels Trigger the Engine Light


The engine warning light is connected to various sensors throughout your vehicle's engine and electrical system. One of these sensors monitors the oil level in the engine. If the oil level drops below a certain threshold, the sensor will trigger the engine light to flash, warning you of the low oil condition.


Low oil levels can occur for several reasons, such as:



  • Leaks in the oil system

  • Excessive oil consumption due to wear or damage

  • Failure to regularly check and top up the oil level


Regardless of the cause, it's essential to address a low oil level as soon as possible to prevent further damage to your engine.


Consequences of Ignoring a Flashing Engine Light


If you continue to drive with a flashing engine light due to low oil, you risk serious engine damage. Without sufficient lubrication, the engine's moving parts can grind against each other, leading to increased friction, heat, and ultimately, engine failure.


Ignoring a flashing engine light can result in the need for costly engine repairs or even a complete engine replacement, which can be a significant expense. It's always best to heed the warning and address the issue as soon as possible.


Maintaining Proper Oil Levels


To prevent the engine light from flashing due to low oil, it's essential to regularly check and maintain the proper oil level in your vehicle. Consult your owner's manual for the recommended oil type and quantity, and be sure to check the oil level at least once a month or as specified by the manufacturer.


If you notice the engine light flashing, pull over safely, turn off the engine, and check the oil level. If it's low, add the recommended oil until the level is restored. If the light continues to flash, have your vehicle inspected by a qualified mechanic as soon as possible to identify and address the underlying issue.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.