QT1 Visual Check
NOTE: It may be necessary to disconnect or disassemble harness connector assemblies to do some of the inspections. Note pin locations before disassembly. Disconnect assemblies with key OFF.
- Check for sufficient brake fluid, damaged brake anti-lock sensors, leaks, and damaged hydraulic anti-lock actuator assembly.
- Check the wiring harness for proper connections, bent or broken pins, corrosion, loose wires, and proper routing.
- Check all of the fuses for proper connection or damage.
- Check the anti-lock brake control module for physical damage.
- Are all of the components OK?
YES -- Drive vehicle to verify anti-lock brakes symptom and proceed to test step QT2. QT2 Vehicle Preparation
NO -- Service fault(s) in system and then proceed to test step QT2. QT2 Vehicle Preparation