AUTOMOBILE TECHNOLOGY
ME 72501

Course Objectives:

To familiarize the main components of automobile and its classification and to understand the functions of various components. To find possible faults and take necessary action for repair and to carry out the regular maintenance of the motor vehicle.

1. Introduction To Automobiles
   (1 hour)
   1. History of development
   2. Classification of motor vehicles
   3. Components of an automobile
   4. Chassis layout and types
2. Drive Train
   (8 hours)
   1. Clutch
      1. Purpose and function
      2. Types, main parts
      3. Common troubles and its diagnosis
   2. Gearbox: manual, automatic
      1. Introduction
      2. Purpose and function
      3. Types: sliding mesh, constant mesh, synchromesh and epicyclic gearboxes; gear shifting
      4. Automatic gearbox
      5. Overdrive
      6. Common trouble and its diagnosis
   3. Universal joints and propeller shafts
      1. Introduction, types of universal joints
      2. Common trouble and its diagnosis
   4. Final drive
      1. Function and types
      2. Main parts
      3. Differential
      4. Four wheel drive
      5. Common trouble and its diagnosis
3. Wheel And Tyres
   (4 hours)
   1. Types of wheels, wheel dimensions
   2. Types of tyre, properties
   3. Tyre designations, factors affecting tyre life, tyre pressure and its effect
   4. Changing of tyre, tyre rotation
4. Suspension System
   (2 hours)
   1. Introduction and objective
   2. Types, main parts
   3. Trouble shooting
5. Brakes
   (4 hours)
   1. Introduction and objective
   2. Importance of stopping distance, braking distance
   3. Main parts
   4. Types: mechanical, hydraulic, power-assisted brakes
   5. Brake adjusting
   6. Brake shoe and lining materials
   7. Antilock braking system
6. Steering System
   (4 hours)
   1. Need for the system and parts
   2. Types of steering linkage and boxes
   3. Power steering
   4. Common trouble
   5. Wheel alignment
7. Electrical System
   (6 hours)
   1. Lighting and wiring system
   2. Battery, starter motor, generator
   3. Electrical and electronics instrument
   4. Accessories
   5. Common trouble and its diagnosis
8. Alternative Fuel Vehicles
   (8 hours)
   1. Working of alternative fuel vehicles: alcohol, compressed natural gas, propane or LPG, hydrogen, electricity
   2. Working of hybrid vehicles
   3. Historical development of these vehicles
   4. Construction of hybrid and alternative fuel vehicles
   5. Benefits to environment
   6. Operation and maintenance of these vehicles
9. Vehicular Rules And Acts
   (2 hours)
   1. Introduction
   2. Motor vehicle act, registration of motor vehicle, driving license, control of traffic, insurance against risk, claims for compensation
10. Workshop Layout And Vehicle Maintenance
    (6 hours)
    1. Garage and workshop layout
    2. Calculation of workshop post, no. of workers and area of sections of the workshop
    3. Measuring instruments, tool and workshop equipment
    4. Vehicle maintenance and repair: types and purposes

Practical:

1. Clutch And Gearbox
   • Types, main parts, dismantling, identification and assembling of components of clutch and gearbox; checking the conditions of clutch plate, pressure plate, release bearing, gears.
2. Propeller Shaft, Final Drive And Differential
   • Main parts, dismantling, identification and assembling of main parts of differential; checking the conditions of propeller shaft, universal joints, final drive and differential.
3. Brakes
   • Types, main parts, dismantling, identification and assembling of brake components; checking the conditions of master cylinder, brake drum/discs, brake linings, pipe lines, brake oil reservoir
4. Suspension And Axles
   • Types, main parts; checking their conditions
5. Wheel, Tyres And Steering
   • Types, main parts; checking the conditions of tyres and tubes, wheel and steering gearbox, steering wheels
6. Battery, Starting Motor, Charging System, Lighting And Wiring
   • Battery: main parts, proper handling of electrolyte, use of battery charging and testing equipment, charging of new/used battery, servicing of battery.
   • Starting motor: main parts, dismantling, Identification of parts and assembling of starting motor, testing of starting motor on test bench and on car.
   • Charging system: types of generator and working principle, dismantling, identification of parts and assembling of generators, working principle of regulator and cut-outs.
   • Wiring layouts, identification of components, fault finding, replacing the damaged components.

References:

1. Crouse, H. W. and Anglin, D. L., “Automotive Mechanics”, TATA McGraw hill Publishing Company Ltd., New Delhi
2. Bosch, “ Automotive Handbook”, Robert Bosch GmbH, Germany.
3. Moeed, K.M., “Automobile Engineering”, S.K. Kataria & Sons, New Delhi, India.
4. “Skill testing standards on motor vehicle” – Nepal skill testing authority, CTEVT

Evaluation Scheme:

The questions will cover all the chapters in the syllabus. The evaluation scheme will be as indicated in the table below:

*There could be minor deviation in mark distribution.