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Honda Check Engine Light (Causes & Fixes)

Updated: Jan 9

The check engine light (CEL), also known as the malfunction indicator light, is an important indicator in your Honda vehicle. It alerts you when there is a problem with your vehicle's emission control system or engine.

It is important to pay attention if your Honda check engine light comes on and address any issues as soon as possible to prevent further damage to your vehicle.


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check engine warning light on a car dashboard

What Is the Most Common Reason for Check Engine Light?

The most common reason for a check engine light to come on is a loose or faulty gas cap. A loose gas cap can cause fuel vapors to escape, which can trigger the check engine light.

Other common reasons include a faulty catalytic converter, damaged spark plugs or spark plug wires, a faulty oxygen sensor, and a faulty mass air flow sensor.