In most cases, these all come on when either the brake fluid is low or if a wheel speed sensor has failed.
First, make sure the fluid level in the master cylinder reservoir is full. If it is, you have two ways to check the sensors.
First, if you have a live data scanner, you can set it to read the speed of each wheel. Watch for a wheel speed sensor that is off from the others.
If you don't have a scan tool, here is a link that explains how to test a wheel speed sensor using a voltmeter or multimeter:
https://www.2carpros.com/articles/abs-wheel-speed-sensor-test
If these lights came on at the same time, this is what I suspect is the issue. Let me know what you find or if you have other questions.
Take care,
Joe
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Monday, October 10th, 2022 AT 8:44 PM