AUTO 150 - Brakes

(R only) CE

Preparation for ASE A-5 Brakes technician certification exam. Discusses purpose, parts, operation, and failure diagnosis of automotive disc and drum brake systems. Topics include inspection, repair, and replacement of master cylinders, power boosters, hydraulic lines and hoses, control valves, friction linings, calipers and wheel cylinders, cables, brackets, and hardware. ABS operation and diagnosis is included. Laboratory exercises emphasize current service and diagnostic procedures. PRE- or COREQUISITE(S): AUTO 101 . Three hours lecture, four hours laboratory each week. Formerly AT 150.

5 semester hours

Course Outcomes:
Upon course completion, a student will be able to:

Identify and interpret brake system concern.
Locate and utilize appropriate service information to diagnose brake system concerns (TSBs, vehicle service history, service procedures, and cautions).
Describe basic hydraulic principles.
Measure brake pedal height.
Check master cylinder for internal and external leaks.
Remove and repair master cylinder.
Inspect lines, hoses, and fittings for leaks or damage.
Fabricate and install replacement lines and fittings.
Adjust level of, flush, and bleed hydraulic system.
Inspect, test, and replace metering, proportioning, pressure differential, and combination valves.
Inspect, test, and replace components of warning light system.
Diagnose poor operation of drum brake system.
Remove, clean, inspect, measure, and refinish drums.
Remove, clean, inspect, and replace hardware set.
Remove, inspect, and replace wheel cylinders.
Remove, inspect, replace, and adjust brake shoes.
Diagnose poor operation of disc brake system.
Remove, clean, inspect, measure, and refinish rotors.
Remove, clean, inspect, and replace hardware set.
Remove, inspect, repair, replace, and adjust calipers.
Remove, inspect, and replace brake pads.
Measure free travel of power assist unit.
Test operation of power assist unit.
Test vacuum supply as applicable.
Test hydro-boost and accumulator as applicable.
Inspect for vacuum and fluid leaks.
Diagnose wheel bearing noises.
Remove, clean, inspect, service, and replace wheel bearings.
Replace wheel studs.
Diagnose and repair incorrect operation of parking brake.
Diagnose and repair incorrect operation of stop lights.
Diagnose and repair incorrect operation of parking brake light.
Diagnose and repair incorrect operation of ABS module and sensors.
Diagnose and repair incorrect operation of ABS hydraulic unit.

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