Since ABS light is active before ever driving, the self test has failed. Self test failures are an open or shorted sensor or its wiring, poor supply voltage or ground, or internal EBCM failure.
You can guess all day long, but, having the fault code will save you a tremendous amount of time in narrowing down what to inspect/ test/ replace.
'13 Hyundai Genesis Coupe handshaker
'14 Peterbilt 337 handshaker
Originally Posted by GetSome8.1HD
Its not like I said I enjoyed reading Good Housekeeping while taking a candle lit bubble bath then proceeding to using a loofah with exfoliating creams all while thinking about you . Now THAT would be creepy
Member #21 of the OiO association