Standard

AUT 144 - INTRODUCTION TO AUTOMATIC TRANSMISSIONS

Course Description

Introduces students to basic transmission/transaxle theory, inspection, and service procedures. Focuses on minor in-car adjustments, replacements, and repair. Topics include: general transmission and transaxle diagnosis; transmission and transaxle maintenance and adjustment; in-vehicle transmission and transaxle repair.

Competency Areas		Hours
General Transmission and Transaxle Diagnosis		Class	3
Transmission and Transaxle Maintenance and Adjustment		D. Lab	0
In-Vehicle Transmission and Transaxle Repair		P. Lab/O.B.I.	3
		Credit	4
Prerequisite:	AUT 122
Corequisite:

Course Guide

Competency	After completing this section, the student will:	Hours
		Class	D.Lab	P.Lab/ O.B.I.
General Transmission and Transaxle Diagnosis		10		10
	Identify and interpret transmission concern; assure proper engine operation; determine necessary action. Diagnose unusual fluid usage, level, and condition concerns; determine necessary action. Perform pressure tests; determine necessary action. Perform lock-up converter system tests; determine necessary action. Diagnose electronic, mechanical, hydraulic, vacuum control system concerns; determine necessary action. Diagnose noise and vibration concerns; determine necessary action.
Transmission and Transaxle Maintenance and Adjustment		10		10
	Inspect, adjust or replace throttle (TV) linkages or cables, check gear select indicator (as applicable). Service transmission; perform visual inspection; replace fluids and filters.
In-Vehicle Transmission and Transaxle Repair		10		10
	Inspect, adjust or replace (as applicable) vacuum modulator; inspect and repair or replace lines and hoses. Inspect, repair, and replace governor assembly. Inspect and replace external seals and gaskets. Inspect extension housing, bushings and seals; perform necessary action. Inspect, leak test, flush, and replace cooler, lines, and fittings Inspect and replace speedometer drive gear, driven gear, vehicle speed sensor (VSS), and retainers. Inspect and test, adjust, repair or replace transmission related electrical and electronic components (includes computers, solenoids, sensors, relays, switches, and harnesses). Inspect, replace, and align powertrain mounts.

Suggested Resources

Books

Duffy, J. E. (2000). Modern AutomotiveTechnology. South Holland, IL: Goodheart-Willcox.

Erjavec, J. (2000). Automotive Technology (3^rd ed.). Albany, NY: Delmar.

Erjavec, J. (2000). Automotive Technology Workbook (3^rd ed.). Albany, NY: Delmar.

Gilles, T. (1999). Automotive Service Inspection, Maintenance, and Repair (1^st ed.). Albany, NY: Delmar

Toboldt, W. K., & Johnson, L. (1995). Automotive Encyclopedia. South Holland, IL: Goodheart-Willcox.

Webster, J., & Owen, C. E. (2000). Basic Automotive Service & Systems (2^nd ed.).

Albany, NY: Delmar.