Visual Check

Check for sufficient brake fluid, damaged wheel sensors or sensor rotors, leaks, and damaged hydraulic actuator assembly. Check ABS system wiring harness connections, looking for bent or broken pins, corrosion, loose wires, and improper routing. Check all fuses for damage and/or proper connection. Check ABS control unit for physical damage. If damage is found, repair/replace damaged items and go to QUICK TEST QT-2  . If no damage is found, drive vehicle to verify anti-lock brake symptom and go to QUICK TEST QT-2  .