HELP! ABS & BRAKE LIGHT ON SIMULTANEOUSLY!

[Maranda]

Originally Posted by Exiwolfman

to resolve this problem that is common on Yaris and other Toyota's ...for Yaris u will need to scan the car find out if one or both abs harnesses need to be replaced this may solve the problem but for most part on the older cars u will need the wheel bearing hub replaced and harness .

Is there a way to know if only the harness are to be changed, or the hubs?
I want to take advantage of the nice weather to check it tomorrow.

I did a scan, and in my case, I have the error codes for the 2 abs in the rear.