Wheel Speed Sensor Open (WSO) Circuit Check
Drive vehicle at 6 MPH. Recheck trouble codes. See RETRIEVING TROUBLE CODES . If Code 11, 12, 13 or 14 is obtained, go to PINPOINT TEST WSS-1 . If Code 11, 12, 13, or 14 is not obtained, fault is intermittent. Go to QUICK TEST QT-7 . If Code 15 is obtained, substitute known good ABS control unit and perform PINPOINT TEST WSO-1 again.