Jun 27, 2019  
2018-2019 Course Catalog 
    
2018-2019 Course Catalog [ARCHIVED CATALOG]

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AUT 535 - Adv Auto Brakes & Alignment

Credits: 5
Lecture Hours: 2
Lab Hours: 6
Practicum Hours: 0
Work Experience: 0
Course Type: Voc/Tech
The student will study advanced brakes and alignment theory, practice proper diagnosis, service and repair procedures through hands-on experience.
Prerequisite: AUT 524   and AUT 404  
Competencies
  1. Perform proper shop safety procedures.
    1. Apply work area safety skills.
    2. Demonstrate safe personal working habits.
    3. Practice safe tool and equipment usage.
    4. Follow manufacturer and government warnings and regulations and repair procedures.
  2. General: Suspension, Steering and Brakes Systems.
    1. Research applicable vehicle and service information, vehicle service history, service precautions, and technical service bulletins.
    2. Identify and interpret brake, suspension, and steering system concerns; determine necessary action.
    3. Describe procedure for performing a road test to check brake system operation; including an anti-lock brake system (ABS).
  3. Suspension Systems Diagnosis and Repair.
    1. Identify and interpret suspension and steering system concerns; determine necessary action.
    2. Diagnose short and long arm suspension system noises, body sway, and uneven ride height concerns; determine necessary action.
    3. Diagnose strut suspension system noises, body sway, and uneven ride height concerns; determine necessary action.
    4. Inspect, remove and install front suspension system components using correct tools and procedures.
    5. Inspect, remove and install rear suspension system components using correct tools and procedures.
    6. Diagnose ELC system concerns; determine necessary action.
  4. Steering System Diagnosis and Repair.
    1. Inspect steering shaft universal-joint(s), flexible coupling(s), collapsible column, lock cylinder mechanism, and steering wheel; perform necessary action.
    2. Diagnose power steering gear (rack and pinion/non-rack and pinion) binding, uneven turning effort, looseness, hard steering, and noise concerns; determine necessary action.
    3. Evaluate steering system linkage; determine necessary action.
    4. Evaluate power steering system operation; determine necessary action.
    5. Flush, fill, and bleed power steering system.
    6. Test and diagnose components of electronically-controlled steering systems using a scan tool; determine necessary action.
    7. Identify hybrid vehicle power steering system electrical circuits and safety precautions.
    8. Inspect electric power-assisted steering.
  5. Wheel Alignment Diagnosis, Adjustment, and Repair.
    1. Diagnose vehicle wander, drift, pull, hard steering, bump steer, memory steer, torque steer, and steering return concerns; determine necessary action.
    2. Perform pre-alignment inspection and measure vehicle ride height; perform necessary action.
    3. Prepare vehicle for wheel alignment on alignment machine; perform four-wheel alignment by checking and adjusting front and rear wheel caster, camber and toe as required; center steering wheel.
    4. Check toe-out-on-turns (turning radius); determine necessary action.
    5. Check SAI (steering axis inclination) and included angle; determine necessary action.
    6. Check rear wheel thrust angle; determine necessary action.
    7. Check for front wheel setback; determine necessary action.
    8. Check front and/or rear cradle (sub-frame) alignment; determine necessary action.
    9. Reset steering angle sensor.
  6. Wheels and Tires Diagnosis and Repair.
    1. Inspect tire condition; identify tire wear patterns; check for correct tire size and application (load and speed ratings) and adjust air pressure; determine necessary action.
    2. Diagnose wheel/tire vibration, shimmy, and noise; determine necessary action.
    3. Measure wheel, tire, axle flange, and hub runout; determine necessary action.
    4. Diagnose tire pull problems; determine necessary action.
    5. Dismount, inspect, and remount tire on wheel equipped with tire pressure monitoring system sensor.
    6. Identify and test tire pressure monitoring system (indirect and direct) for operation; calibrate system; verify operation of instrument panel lamps.
  7. Brake Hydraulic System Diagnosis and Repair.
    1. Remove, bench bleed, and reinstall master cylinder.
    2. Inspect, remove, clean, and repair/install hydraulic brake system components including the fabrication and installation of brake lines as needed.
    3. Select, handle, store, and fill brake fluids to proper level.
    4. Bleed and/or flush brake system.
    5. Test brake fluid for contamination; determine necessary action.
  8. Drum Brake Diagnosis and Repair.
    1. Diagnose poor stopping, noise, vibration, pulling, grabbing, dragging or pedal pulsation concerns; determine necessary action.
    2. Remove, clean, inspect, and repair drum brake assemblies as needed.
    3. Refinish brake drum and measure final drum diameter; compare with specifications; as needed.
    4. Describe importance of operating vehicle to burnish/break-in replacement brake pads according to manufacturer?s recommendations.
  9. Disc Brake Diagnosis and Repair.
    1. Diagnose poor stopping, noise, vibration, pulling, grabbing, dragging, or pulsation concerns; determine necessary action.
    2. Remove, clean, inspect, and repair front disc brake assemblies as needed.
    3. Remove, clean, inspect, and repair rear disc brake assemblies as needed.
    4. Refinish rotor on vehicle; measure final rotor thickness and compare with specifications.
    5. Check brake pad wear indicator; determine necessary action.
    6. Describe importance of operating vehicle to burnish/break-in replacement brake pads according to manufacturer’s recommendations.
  10. Power-Assist Units Diagnosis and Repair.
    1. Check vacuum supply (manifold or auxiliary pump) to vacuum-type power booster.
    2. Inspect vacuum-type power booster unit for leaks; inspect the check-valve for proper operation; determine necessary action.
    3. Inspect and test hydraulically-assisted power brake system for leaks and proper operation; determine necessary action.
    4. Measure and/or adjust master cylinder pushrod length; determine necessary action.
  11. Miscellaneous (Wheel Bearings, Parking Brakes, Electrical, Etc.) Diagnosis and Repair.
    1. Diagnose wheel bearing noises, wheel shimmy, and vibration concerns; determine necessary action.
    2. Inspect and repair wheel bearing assemblies as needed.
    3. Check parking brake cables and components for wear, binding, and corrosion; clean, lubricate, adjust or replace as needed.
    4. Check parking brake operation and parking brake indicator light system operation; determine necessary action.
    5. Identify components of brake warning light system.
    6. Inspect, test, and/or replace components of brake warning light system.
    7. Check operation of brake stop light system.
  12. Electronic Brake, Traction and Stability Control Systems Diagnosis and Repair.
    1. Identify and inspect electronic brake control system components; determine necessary action.
    2. Identify traction control/vehicle stability control system components.
    3. Describe the operation of a regenerative braking system.
    4. Diagnose electronic brake control system electronic control(s) and components by retrieving diagnostic trouble codes, and/or using recommended test equipment; determine necessary action.
    5. Bleed the electronic brake control system hydraulic circuits.
    6. Test, diagnose, and service electronic brake control system speed sensors (digital and analog), toothed ring (tone wheel), and circuits using a graphing multi-meter (GMM)/digital storage oscilloscope (DSO) (includes output signal, resistance, shorts to voltage/ground, and frequency data).
    7. Diagnose electronic brake control system braking concerns caused by vehicle modifications (tire size, curb height, final drive ratio, etc.).



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