Chabot College

Course Outline for Automotive Technology 3, Page 1

Fall 2012

Catalog Description:

3 –Automotive Manual Transmissions and Transaxles 3.0 Units

Automotive Manual Transmission fundamentals including: Diagnosis, inspection, repair, and adjustment of automotive manual drive train and axle assemblies,final drives, clutches, viscous couplings, and transfercases. Two, four and all wheel drive assemblies, service and repair. Prerequisite: Automotive Technology 50 (may be taken concurrently) or equivalent. 1.5 hours lecture, 5.0hours laboratory.

[Typical contact hours: Lecture 26.25; Laboratory 87.50]

Prerequisite Skills:

Before entering the course, the student should be able to:

  1. demonstrate safe working conditions and practices;
  2. use common automotive shop equipment safely;
  3. identify and recognize common automotive tools and equipment;
  4. identify fasteners;
  5. discuss automotive engine fundamentals;
  6. perform vehicle fluid services;
  7. access and use service information;
  8. demonstrate proper use of metric and standard micrometers;
  9. demonstrate proper use of a volt/ohmmeters;
  10. select the appropriate automotive fluid for the selected application;
  11. use appropriate methods for hazardous waste handling and disposal;
  12. identify potential areas of employment in the automotive industry;
  13. describe basic electricity;
  14. complete work orders to meet industry and Bureau of Automotive Repair standards;
  15. perform basic vehicle maintenance.

Expected Outcomes for Students:

Upon completion of the course the student should be able to:

  1. diagnose fluid usage, level, leakage and condition concerns, drain and fill manual transmission/transaxle and final drive unit;
  2. diagnose clutch noise, binding, slippage, pulsation, and chatter, and determine necessary action;
  3. inspect clutch pedal linkage, cables, automatic adjuster mechanisms, brackets, bushings, pivots, and springs and perform necessary action;
  4. inspect and replace hydraulic clutch slave and master cylinders, lines, hoses, and release bearing, lever and pivot; and perform necessary action;
  5. inspect and replace pilot bearing or bushing, release bearing, clutch pressure plate assembly and clutch disc;
  6. inspect flywheel and ring gear for wear and cracks, measure runout; and determine necessary action;
  7. diagnose noise, hard shifting, jumping out of gear, and fluid leakage concerns and determine necessary action;
  8. disassemble, clean, inspect and reassemble transmission/transaxle components;
  9. measure endplay or preload (shim or spacer selection procedure) on transmission/transaxle shafts, and perform necessary action;
  10. diagnose constantvelocity (CV), and universal joint noise and vibration concerns, and determine necessary action;
  11. inspect, service, and replace shafts, yokes, boots, and cv joints;
  12. diagnose final drive noise and vibration concerns, and determine necessary action;
  13. inspect and replace companion flange, pinion seal, and measure companion flange runout;
  14. inspect ring gear, measure runout, and determine necessary action;
  15. remove, inspect, reinstall and adjust drive pinion, seals, ring gear, spacers, sleeves, and bearings;
  16. measure and adjust drive pinion depth, and pinion bearing preload;
  17. check ring and pinion tooth contact patterns, gear backlash, and perform necessary action;
  18. inspect and flush differential housing, and refill with correct lubricant;
  19. inspect and replace drive axle shaft seals, bearings, and retainers;
  20. remove and replace drive axle shafts;
  21. disassemble, inspect, and reassemble transfer case and components.

Course Content(Lecture)

  1. Automotive safety and shop practice
  2. Proper care and manipulation of basic hand tools
  3. Fundamentals, operating and servicing principles of manual transmissions/transaxles
  4. Design features
  5. Power Flows- four and five speed transmissions/transaxles
  6. Synchronizers
  7. Shift Mechanisms
  8. Lubrication
  9. Problem diagnosis
  10. Service procedures
  11. Fundamentals, operating and servicing principles of drivelines and couplings
  1. Universal and constant velocity joints
  2. FWD/RWD driveshafts
  3. Service procedures
  1. Fundamentals, operating and servicing principles of clutches
  1. Components – clutch discs, pressure plate assemblies, pilot and release bearings
  2. Clutch linkage
  3. Problem diagnosis
  4. Service procedures
  1. Fundamentals, operating and servicing principles of final drives, and drive axle assemblies
  1. Components – ring and pinion gears, differential, axle shafts
  2. Lubrication
  3. Problem diagnosis
  4. Service procedures
  1. Fundamentals, operating and servicing principles of four wheel drive and all wheel drive assemblies
  2. Transfer cases
  3. Front drive axles
  4. Lubrication
  5. Problem diagnosis
  6. Service procedures
  7. Hazardous waste handling

Course Content(Laboratory)

  1. Demonstrate proper shop safety and working practices, including tools and equipment, and hazardous waste handling
  2. Repair/service clutch system
  3. Disassemble, inspect, repair, and reassemble manual transmission
  4. Diagnose and service a transaxle
  5. Diagnose and service a differential
  6. Diagnose and service a transfercase

Methods of Presentation:

  1. Lecture (utilization of multimedia)
  2. Demonstration
  3. Guest speakers
  4. Laboratory
  5. Field trips

Assignments and Methods of Evaluating Student Progress:

  1. Typical Assignments
  2. Read chapter on All Wheel Drive systems
  3. Complete review quiz at the end of chapter
  4. Complete laboratory assignments using service information, lecture materials, and text
  1. Methods of Evaluating Student Progress
  2. Class participation
  3. Performance on the laboratory projects
  4. Homework
  5. Quizzes
  6. Midterm exam
  7. Final examination
  8. Practical examination

Textbook(s) (Typical):

Manual Drivetrains and Axles 6th edition, by Tom Birch, Published by Prentice Hall Automotive, 2012

Special Student Materials:

  1. Safety glasses
  2. Shop/safety clothing

KWS09282011

ATEC 3 course outline.doc