The check engine or maintenance light on the 2017 Toyota 4Runner is designed to alert You to an issue with the vehicle. It gets turned on when the computer in the vehicle detects an error on the vehicle and stores a trouble code. It should not be ignored and to reset it You really should fix whatever has set it off such as a loose gas cap, the engine mIS Firing, d***y spark plugs, vacuum leaks, low oil pressure, and just about anything else. With that being said if You still want to reset Your check engine light just hold down the odometer button. While You turn the key to accessory mode continue to hold down the odometer button and it should reset the maintenance light.
Luther H.
April 13, 2020
The following instructions will reset the maintenance light on your toyota 4runner: switch the ignition switch to the "on" spot, but do not start the engine if your car has a start push button, press the "start" button without touching the brake pedal. Briefly click the odometer knob until you see "trip a
Yolanda F
November 17, 2020
The check engine or maintenance light on the 2017 Toyota 4Runner is a catch all that is designed to alert you to an issue with the vehicle. It gets turned on when the computer in the vehicle detects an error on the vehicle and stores a trouble code. You can read that code with an obd scanner and this will tell you what the issues is. Common issues can include a loose gas cap, the engine misfiring, d***y spark plugs, vacuum leaks, low oil pressure, and nearly anything else. The light can also come on to remind you to get the vehicle serviced if you are nearing a mile stone. The check engine light is not often a major issue, but it should not be ignored either. To reset it you will need to fix whatever has set it off.
The Questions and Answers on this page are the statements and opinions of their respective authors and not VehicleHistory.com. VehicleHistory.com
does not research or authenticate any of the Answers provided.