my(abs)(p)brake light still on

What is your question?

about a week ago my traction control,abs,and,(p)brake lights all came on and my truck started jerking and had no acceleration so i had it tested and the tester said it was the driver side rear speed sensor so i ordered another one and replaced it,the traction control lights have gone out but not the abs and (p)brake lights i reset battery and checked all groundsto find nothing wrong any suggestions thank you