AUTO 220 - Automatic Transmission/Transaxles

(R only) CE

Preparation for ASE A-2 Automatic Transmission/Transaxle technician certification exam. Discusses purpose, parts, operation, failure diagnosis, and overhaul of automatic transmissions and transaxles. Laboratory exercises emphasize current service and diagnostic procedures. PREREQUISITE(S): A grade of C or better in AUTO 101 , AUTO 161 , and AUTO 180 . Two hours lecture, six hours laboratory each week.

5 semester hours

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

Verify customer complaint.
Inspect fluid level and condition - all assemblies.
Drain / Fill fluid - all assemblies.
Diagnose fluid use concern.
Perform / Interpret results of a stall test.
Perform / Interpret results of a lock-up converter test.
Diagnose mechanical and vacuum control system concerns.
Diagnose noise and vibration concern.
Diagnose pressure concerns.
Inspect / Adjust / Replace / governor assembly.
Inspect / Replace external seals and gaskets.
Inspect / Repair extension housing, bushings and seals.
Inspect / Replace speedometer gears and sensor.
Inspect / Remove / Replace powertrain mounts.
Diagnose incorrect operation of electrical control system.
Diagnose incorrect operation of vacuum control system.
Remove / Install RWD transmission.
Remove / Install FWD transaxle.
Remove / Inspect / Replace torque converter.
Disassemble / Clean / Inspect / Assemble unit and sub-systems.
Clean / Inspect / Measure / Replace valve body and parts.
Inspect servo bore, pistons, seals, spring and retainer.
Inspect accumulator bore, piston, seals, spring and retainer.
Inspect / Replace flex plate.
Disassemble / Clean / Inspect / Assemble oil pump and drive.
Measure end play or preload.
Inspect / Measure / Replace thrust washers and bearings.
Inspect / Replace planetary gear sets.
Inspect case bores, passages, bushings, and vents.
Inspect / Replace transaxle drive, link chain, sprockets, bearings.
Inspect / Replace transaxle final drive components.
Inspect / Replace parking pawl and hardware.
Inspect / Replace clutch drum, piston, spring, retainer, seals.
Inspect / Replace friction discs, steels and pressure plate.
Measure / Adjust / Air Test clutch pack clearance.
Inspect / Replace sprag roller clutch and components.
Inspect / Replace / Adjust band and drum.

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