MCCCD Program Description

Automotive Power Trains

Course: APT131

First Term: 1995 Spring

Lecture 6.0 Credit(s) 3.0 Period(s) 3.0 Load
Subject Type: Occupational
Load Formula: S

Description: Designed for beginning automotive students. Operation, diagnosis, service, and repair of the automotive power train. Includes clutches, torque converters, standard and automatic transmissions and transaxles, front and rear drive axles, drive shafts, differentials and transfer case

MCCCD Official Course Competencies
1. Dress and work in a professionally safe manner. (I) 2. Classify fires and use fire extinguishers. (I) 3. Operate hand tools, power tools and automotive equipment, conforming to safety standards. (II) 4. Take basic measurements and convert between commonly used measurement units. (II) 5. Identify and use common measuring tools, including vernier calipers, micrometers, and dial indicators. (II) 6. Explain how hears multiply torque and compute gear ratios. (III) 7. Explain power flow through clutches, transmission, transaxles, drive lines, transfer cases, differentials and drive axles. (III) 8. Identify the component parts of clutches, transmissions, transaxles, drive lines, transfer cases, differentials and drive axles. (III) 9. Diagnose, inspect, service, recondition and repair clutch malfunctions. (IV) 10. Diagnose, inspect, service, and repair transmission and transaxle malfunctions. (V) 11. Diagnose, inspect, adjust and service bearing malfunctions. (V) 12. Remove and replace automatic transmissions and torque converters. (VI) 13. Diagnose, inspect, service, and repair front drive axles, including constant velocity joints. (VII) 14. Diagnose, inspect and service or replace front wheel bearings. (VII) 15. Diagnose, inspect, service, and repair drive lines and universal joints. (VIII) 16. Diagnose, inspect, service, adjust, repair, and rebuild differentials. (IX) 17. Diagnose, inspect, service, and replace rear drive axles, seals and bearings. (IX) 18. Diagnose, inspect, service, repair, and rebuild four-wheel-drive transfer case. (X)
MCCCD Official Course Competencies must be coordinated with the content outline so that each major point in the outline serves one or more competencies. MCCCD faculty retains authority in determining the pedagogical approach, methodology, content sequencing, and assessment metrics for student work. Please see individual course syllabi for additional information, including specific course requirements.

MCCCD Official Course Outline
I. Safety A. Technician and customers B. Tools and equipment C. Vehicle lifting D. Operation of vehicle in shop E. Fire F. Air bags G. Anti-lock brakes H. Asbestos II. Basic Tools and procedures A. Measurement B. Hand tools C. Measuring tools D. Drive train measurements III. Drive Train Theory A. Rear-wheel drive train theory B. Front-wheel drive train theory C. Gears D. Transmission functions E. Transaxle drive train functions F. Transmission drive train functions G. Gear sets H. Bearings IV. Clutches A. Theory B. Diagnostic procedures and problems C. Components D. Linkage E. Operation F. Replacement 1. Disassembly 2. Inspection 3. Reassembly V. Manual Transmissions and Transaxles A. Theory B. Gears and shafts C. Synchronizers D. Shift forks and rails E. Diagnostic procedures and problems F. Gear operations and ratios G. Shifting H. Typical power flow I. Transmission and transaxle service 1. Identification 2. Disassembly 3. Inspection 4. Reassembly J. Electrical switches K. Lubricants and seals VI. Automatic Transmissions A. In-car service B. Diagnosis C. Transmission and converter removal and replacement VII. Front-Wheel-Drive Axles A. Theory B. Diagnosis C. Axle construction 1. Shafts 2. Constant velocity joints D. C/V boot service E. Axle service F. Types of C/V joints G. C/V joint service H. C/V joint wear I. Wheel bearings VIII. Drive Shafts and Universal Joints A. Theory B. Diagnosis C. Construction D. Causes of failure E. Inspection F. Maintenance G. Universal joint replacement IX. Differentials and Drive Axles A. Theory B. Diagnosis of rear axle problems C. Components D. Service procedures E. Differential removal and overhaul F. Axle shaft and bearings service X. Four-Wheel-Drive Systems A. Theory B. Design variations C. Diagnosis D. Full/part-time 4WD power trains E. Transfer case removal F. Transfer case operation G. Transfer case service H. All-wheel drive I. Shifting

MCCCD Governing Board Approval Date: 12/13/1994

All information published is subject to change without notice. Every effort has been made to ensure the accuracy of information presented, but based on the dynamic nature of the curricular process, course and program information is subject to change in order to reflect the most current information available.