To reset the maintenance reminder light on a 2018 Mazda CX-5, you’ll need to press and hold the dashboard illumination knob to reset the engine oil life monitor.

Written by Jason Tushinski

Reviewed by Brittni Brinn

Updated on Jan 17, 2023

Table of Contents

How to reset the engine oil maintenance light on a 2018 Mazda CX-5
How often does a 2018 Mazda CX-5 need an oil change?
The bottom line

If you change the oil yourself on your 2018 Mazda CX-5, you’ll need to reset the oil maintenance light to ensure your Mazda correctly tracks your oil change interval. To do so, simply press the dashboard illumination light for a few seconds.

Your 2018 Mazda CX-5 has a unique feature that informs you when your CX-5 needs an

oil change

. When your CX-5 is about 600 miles away from needing new oil, the maintenance monitor light (a wrench icon) will light up, indicating it’s time to schedule an oil change.

If Mazda technicians perform the oil change for you, they will reset the oil maintenance monitor. However, if you change the oil yourself, you’ll have to reset the maintenance monitor. That said, it’s a pretty easy task—this article will walk you through how to do it.

MORE:

How to save on Mazda CX-5 car insurance costs

How to reset the engine oil maintenance light on a 2018 Mazda CX-5

The oil maintenance light on your Mazda CX-5 is there to remind you to get an oil change at the correct time—this will help ensure your Mazda keeps running as smoothly as possible. If you change the oil yourself, don’t forget to reset the oil monitor yourself so it tracks the correct interval between each oil change.

Don’t worry—resetting the oil maintenance monitor is simple! Just follow these steps:

Turn your engine off

Press and hold the CX-5’s dashboard illumination knob

Turn the engine on and keep holding the dashboard illumination knob for about five more seconds

The master warning light will flash for a few more seconds

The reset is complete

With that, the oil maintenance monitor has been reset. When you’ve driven far enough that there are 600 miles left on your current oil life, the oil maintenance reminder will light up, and you’ll know it's time to change your oil.

MORE:

Mazda tune-up cost

Jerry sends free alerts to keep your car up-to-date so you can avoid costly repairs

* checking your rate won’t affect your credit score

Get ahead of my car maintenance

* checking your rate won’t affect your credit score

How often does a 2018 Mazda CX-5 need an oil change?

According to the Mazda owner’s manual, you should change the CX-5’s oil every 7,500 miles. Be sure to change your oil when it is needed—this will keep your engine running smoothly and help avoid

serious engine damage

If you replace your oil at home, you’ll save about $100 as opposed to taking your CX-5 to a dealership for this job. That said, be sure to follow the instructions in your owner’s manual to ensure the job gets done correctly.

MORE:

Mazda oil change cost

The bottom line

Changing your oil regularly is essential to keeping your 2018 Mazda CX-5 in top operating condition. If you do this job yourself, don’t forget to reset your maintenance monitor light, so you know when you’re supposed to change your oil next!