National Vocational Certificate (NVC) in Motor Vehicle Mechanics

Curriculum and Module Specifications as developed by National Board for Technical Education Kaduna

GENERAL INFORMATION

Programme Nomenclature: National Vocational Certificate in MOTOR VEHICLE MECHANICS

1.0 GOAL:

This programme is designed to produce skilled craftsmen with good knowledge of the working principles of motor vehicle and the techniques and safety practices involve in its maintenance.

  • OBJECTIVES:

On completion of the programme, a graduate of NVC in motor vehicle mechanics should be able to:-

  1. Identify various tools/equipment used in the repair of motor vehicle.
  2. Identify the various units and component parts that make up a motor vehicle.
  3. Dismantle and assemble parts with expertise
  4. Carry out diagnostics by aural, visual and functional methods.
  5. To carry out with expertise, repairs or replacement of faulty components.
  6. To identify and procurement of genuine spare parts.
  7. Carry out routine vehicle checks and basic scheduled servicing as recommended by the manufacturer.
  8. To carry out performance test as applicable
  • ENTRY QUALIFICATIONS
  1. Basic Education requirement (Post JSS) – i.e. candidate with requisite credits in Junior Secondary Certificate (JSC)
  2. Post –Secondary students who are unable to gain access to higher education or IEIs, who may have less than the required five (5) credits.
  3. Mature candidate with experience
  • NATIONAL CERTIFICATION

Trainees who successfully complete all the courses/modules specified in the curriculum table and pass the national examinations in the trade will be awarded the following certification:

PROGRAMME
CERTIFICATE
Motor vehicle mechanics
National Vocational Certificate
Assessments
Fail, Pass, Credit or Distinction

This programme is expected to be in the form of session-based training courses of not less than to (9) nine calendar months per session. The entire programme is made flexible into three Session Modules viz. NVC Part I, NVC Part II and NVCIII (Final).

  • ACCREDITATION

The Certificate programme shall be accredited by the National Board for Technical Education before the candidates can be awarded the National Vocational Certificates (NVC).

  • THE CURRICULUM STRUCTURE

The curriculum of all NVC programmes consists of three (3) main components, viz:

  1. General education
  2. Trade theory, Trade practice and related studies which account for minimum of 60% of the total contact hours for the programme
  3. Supervised Industrial Attachment which accounts for 20% of the total contact hours for the programme shall be undertaken either at the middle or at the end of the session for each academic year.
  • 8.0 DURATION

    The three year programme comprises three (3) parts, each for one year (5) hours per day or 25 hours per week and 14 weeks per term) Note: 2 weeks is for evaluation and registration

CURRICULUM TABLE FOR NVC IN MOTOR VEHICLE MECHANICS

Hrs/Week

S/N

Course Code

Course Title

Thoery

Thoery

Total

Unit

1

CSK*

Communications Skill I

2

0

2

2

VMT*

Numbers and Numeral

2

0

2

3

CMVS1

Mechanical Science

2

1

3

4

TD*

Technical Drawing

0

3

3

5

CMV 10

Tools Appreciation and Safety

2

6

8

6

CMV 11

Service Station Procedure I

2

5

7

Total

25

  • See NVC General Studies Curriculum

Second Term NVC Motor Vehicle Mechanics Part I

Hrs/Week

S/N

Course Code

Course Title

Thoery

Thoery

Total

Unit

1

EDP*

Entrepreneurship I

2

0

2

2

GMW

General Metal Work I

1

4

5

3

CMW 12

Cooling and Lubrication Systems

1

4

5

4

CMW 13

Introduction to Petrol Engine and Fuel Systems

1

2

3

5

CMW 14

Introduction to Diesel Engine and Fuel Systems

1

2

3

6

CMW 15

Service Station procedure II

2

5

7

Total

25

Third Term NVC Motor Vehicle Mechanics Part 1

CMV 16: INDUSTRIALTRAINING - 3 MONTHS

PART 11

First Term NVC Motor Vehicle Mechanics Part 11

Hrs/Week

S/N

Course Code

Course Title

Thoery

Thoery

Total

Unit

1

ICT*

Introduction to Computer

1

2

3

2

CMVS II

Electrical Science

2

1

3

3

CMVS 17

Transmission and Clutches I

2

5

7

4

CMVS 18

Engine Faults Diagnosis I

1

3

4

5

CMVS 19

Breaking System

1

3

4

6

CMVS 20

Workshop Technology

1

3

4

Total

25

Second Term NVC Motor Vehicle Mechanics Part II

Hrs/Week

S/N

Course Code

Course Title

Thoery

Thoery

Total

Unit

1

CSK*

Communication Skill II

2

0

2

2

ICT*

Computer Appreciation

1

2

3

3

CMV 21

Workshop Administration

2

0

2

4

CMV 22

Petrol Engine Maintenance

2

5

7

5

CMV 23

Transmission and Clutches II

2

4

6

6

CMV 24

Steering Systems

1

3

4

Total

24

Third Term NVC Motor Vehicle Mechanics Part II

CMV 25: INDUSTRIALTRAINING - 3 MONTHS

PART 111

First Term NVC Motor Vehicle Mechanics Part III

Hrs/Week

S/N

Course Code

Course Title

Thoery

Thoery

Total

Unit

1

EDP*

Entrepreneurship II

2

0

2

2

CMV 26

Diesel Engine Electronics

1

3

4

3

CMV 27

Diesel Engine Maintenance

1

4

5

4

CMV 28

Petrol Engine Electronics

1

4

5

5

CMV 29

Engine Faults Diagnosis II

1

3

4

5

CMV 30

Auto Electricity

1

4

4

Total

25

* See NVC General Studies Curriculum (assessment on these courses shall be based on specifications stated therein)

Hrs/Week

S/N

Course Code 

Course Title

Theory

Practical

Total 

Credit

1

EDP*

Entrepreneurship III

2

0

2

2

GMW

General Metal Work II

2

4

6

3

CMV 32

Car air conditioning

1

3

4

4

CMV 33

Engine Repair and Overhaul

1

4

5

5

CMV 34

Computerized Engine Diagnosis

1

3

4

6

CMV 35

Wheels Alignment, Balancing, Chassis and Suspension System

1

3

4

Total

25

* See NVC general studies curriculum

Third Term NVC Motor Vehicle Mechanics Part III

CMV 36: INDUSTRIAL TRAINING – 3MONTHS

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Mechanical Science

CODE: CMVS I

CONTACT HOUR: 3 Hours/week

Theoretical: 2 Hours/week

Practical: 1 Hour/weeks

GENERAL OBJECTIVES

  1. Understand the concepts and effects of forces.
  2. Understand the effects of friction and the laws governing it.
  3. Understand linear and angular motions of bodies.
  4. Understand curvilinear motion of bodies.
  5. Understand Momentum of bodies.
  6. Understand the concepts of Work, Energy, and Power.
  7. Understand general principle of operation of simple machines.
  8. Know Simple Harmonic Motion (SHM).

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Tools Appreciation and Safety

CODE: CMV 10

CONTACT HOUR: 8 Hours/week

Theoretical: 2 Hour/week

Practical: 6 Hours/weeks

GENERAL OBJECTIVES

  1. Understand the appropriate use of tools for relevant jobs
  2. Understand the maintenance of tools and equipment
  3. Understand safe tools/equipment systems

PROGRAMME: NVC in Motor vehicle mechanics

COURSE: Service Station Procedure I

CODE: CMV 11

CONTACT HOUR: 7 Hours/week

Theoretical: 2 Hour/week

Practical: 5 Hours/week

GENERAL OBJECTIVES

  1. Understand the layout, functions of the principal components of the motor vehicle and safety practices.
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PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: General Metal Work I

CODE: GMW I

CONTACT HOUR: 5 Hours/week Theoretical: 1Hour/week Practical: 4Hours/week

GENERAL OBJECTIVES/THEORY

  1. Understand workshop safety rules and its application in a machine shop
  2. Know the physical properties, manufacturing processes and applications of ferrous and non-ferrous metals in common use
  3. Understand the selection and use of common measuring. Marking out, cutting and striking tools
  4. Understand the working principles of a drilling machine, use it to drill and ream holes on metals and other engineering materials
  5. Understand the applications of various types of screw threads, rivet and cut screw thread by hand.
  6. Understand the ISO system of tolerances and fits and its application in engineering production.
  7. Produce simple Engineering components on the work bench.
  8. Understand the essential features and working principles of the centre lathe and use it to carry out basic operations such as plain turning, stepped turning, facing taper turning, chamfering, and under-cutting.

For practical competence, students will be able to achieve the following at the end of the module:

  1. Use all tools correctly ensuring the machinery guards and protective eye shields are used at all times.
  2. Comply with the general rules fopr safe practice in the work environment at all times.
  3. Select and use hand tools for carrying out various bench fitting and assembly tasks.
  4. Use tools: hacksaws, taps, reamers, drills, dividers, surface gauge.
  5. Produce screw threads using taps and dies.
  6. Correctly grind drill point angles: Twist and flat drills
  7. Select and set drilling machine speeds to carry out a range of operations using the appropriate coolants, drilling, reaming, counter sinking, counterboring.
  8. Perform metal joining by a range of processes. Cut through the joints and investigate the depth of penetration of the metals at the Interface Processes: soldering, brazing, and fusion welding.
  9. Mark out on metals and other materials, datum lines, angles, radii/circles and hole positions using a range of tools.

PROGRAMME: NVC in Motor Vehicle Mechanics COURSE: Cooling and Lubrication Systems CODE: CMV 12

CONTACT HOUR: 5 Hours/week

Theoretical: 1 Hour/week

Practical: 4 Hours/week

GENERAL OBJECTIVES

  1. Understand safe working practices using tools, equipment and consumables while working on vehicle cooling systems
  2. Understand cooling/heating systems
  3. Know the main cooling/heating systems components and their functions
  4. Understand the operating principles of cooling/heating systems
  5. Know engine lubricating systems
  6. Know the main engine lubrication system components and their functions
  7. Understand the operational principles of engine lubrication systems

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Introduction to Petrol Engine and Fuel System

CODE: CMV 13

CONTACT HOUR: 3 Hours/week

Theoretical: 1 Hour/week

Practical: 2 Hours/week



GENERAL OBJECTIVES

  1. Understand safety precautions relating petrol engine maintenance.

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  1. 876. KUUndoewrstthaendmtahien wocpooemrrkapitoninggepnprtisrninoccifpitplhelessfouofefvltashlyevseftseumel asynsdtethmesirofutnhcetimonostor vehicle

PROGRAMME: NVC in Motor Vehicle Mechanics COURSE: Introduction Diesel and Fuel System CODE: CMV14

CONTACT HOUR: 3 Hours/week

Theoretical: 1 Hour/week

Practical: 2 Hours/week

GENERAL OBJECTIVES

 

  1. State the purpose of diesel fuel system
  2. Understand the constructional difference between petrol and diesel engine
  3. Understand the different variety of diesel engine in existence
  4. Understand the diesel fuel system, functions and operational principle

PROGRAMME: NVC in Motor vehicle mechanics

COURSE: Service Station Procedures II

CODE: CMV15

CONTACT HOUR: 7 Hours/week

Theoretical: 2 Hours/week

Practical: 5 Hours/week

GENERAL OBJECTIVES

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PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Electrical Science

CODE: CMVS 1I

CONTACT HOUR: 3 Hours/week

Theoretical: 2 Hours/week

Practical: 1 Hour/weeks

GENERAL OBJECTIVE:

  1. Understand the concept of magnetism and magnetic
  2. Understand the concept of electromagnetism and electromagnetic induction
  3. Understand the concept of inductance and its applications
  4. Understand the fundamentals of a.c. theory

PROGRAMME: NVC in Motor Vehicle Mechanics COURSE: Transmission and Clutch Systems I CODE: CMV 17

CONTACT HOUR: 7 Hours/week

Theoretical: 2 Hours/week

Practical: 5 Hours/weeks

GENERAL OBJECTIVE:

On completion of this module, the trainee should be able to:

  1. Understand the operating principles of automatic transmission gear box.
  2. Understand the operation of synchromesh gear, assemblies and describe the types of bearings used in them.
  3. Understand the clutch systems and safety practices involved in its repair
  4. Know the clutch components, their functions and the operational principles

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Engine Fault Diagnosis I

CODE: CMV 18

CONTACT HOUR: 4 Hours/week

Theoretical: 1 Hour/week

Practical: 3 Hours/weeks

GENERAL OBJECTIVES:

 

1.0 Understand the working principles of a car air- conditioning system

2.0 Diagnose and rectify faults in the air-conditioning systems.

3.0 Select and install new automobile air conditioners

4.0 Carry out routine service

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Braking Systems

CODE: CMV 19

CONTACT HOUR: 4 Hours/week

Theoretical: 1 Hour/week

Practical: 3 Hours/week

GENERAL OBJECTIVES

  1. Understand the braking systems and safety practices
  2. Know the main components of braking systems, their functions and the operational principles.
  3. Understand the routine maintenance and system adjustments running on vehicle braking systems
  4. Understand diagnostic procedures and faults rectifications in hydraulic brakes.

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Workshop Technology

CODE: CMV 20

CONTACT HOUR: 4 Hours/week

Theoretical: 1 Hour/week

Practical: 3 Hours/weeks

GENERAL OBJECTIVE:

  1. Know auto workshop, its various units, its fundamental set up equipments for proper functioning.
  2. Know safety precautions.
  3. Use simple measuring and testing instruments.
  4. Use and maintain various hand tools.
  5. Know drilling and reaming operation.
  6. Know various tapping and metal joining operation.
  7. Know various welding operations.
  8. Know the various wood working tools and operations.
  9. Know simple operations on plastics

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Workshop Administration

CODE: CMV 21

CONTACT HOUR: 2 Hours/week

Theoretical: 2 Hours/week

Practical: 0 Hour/weeks

GENERAL OBJECTIVE

1.0 Understand automobile workshop staff organization and organizational structure

2.0 Understand basic standard workshop tooling

3.0 Understand basic workshop supervisory management

4.0 Understand the concept of planning and control in automotive workshop

5.0 Understand loading and schedules in automobile workshops

6.0 Understand human relations, industrial psychology and staff motivation

  1. Understand the capital expenditure budget proposal.

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Petrol engine maintenance

CODE: CMV 22

CONTACT HOUR: 7 Hours/week

Theoretical: 2 Hour/week

Practical: 5 Hours/weeks

GENERAL OBJECTIVES:

On completion of this module, the trainee should be able to:

  1. Understand general safety precautions.
  2. Understand the basic working principles of petrol engine and restore it to peak performance.
  3. Understand the working principles of valves.
  4. Understand the working principles of the fuel system of the motor vehicle.
  5. Understand the operation of an ignition system and carry out repairs and adjustments.
  6. Understand the working principles of engine cooling system and restore a faulty cooling system to acceptable standard of performance.

PROGRAMME: NVC in Motor Vehicle Mechanics COURSE: Transmission and Clutch Systems II CODE: CMV 23

CONTACT HOUR: 6 Hours/week

Theoretical: 2 Hour/week

Practical: 4 Hours/weeks

GENERAL OBJECTIVE:

On completion of this module, the trainee should be able to:

  1. Understand the functions and operations of double reduction final drive differential assembly, diagnose faults and rectify them.
  2. Understand the purpose and the operation of the components of propeller and drive shafts.
  3. Understand the identification of clutch faults
  4. Understand how to carry out repairs or replacements of clutch assembly

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Steering Systems

CODE: CMV 24

CONTACT HOUR: 4 Hours/week Theoretical: 1 Hour/week Practical: 3Hours/week

GENERAL OBJECTIVES

  1. Understand the steering systems and safety practices involved in its repair
  2. Know the main components of steering systems, their functions and the operating principles.
  3. Understand the routine maintenance and system adjustments running on vehicle steering systems
  4. Understand diagnostic procedures and faults rectifications on vehicle steering systems

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Diesel Engine Electronics

CODE: CMV 26

CONTACT HOUR: 4 Hours/week

Theoretical: 1 Hour/week

Practical: 3 Hours/weeks

GENERAL OBJECTIVE:

  1. Understand Electronic Diesel Engine Operation.
  2. Understand Diesel Fuel Electronic Injection pump
  3. Understand the procedures for electronic diesel engine maintenance

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Diesel engine maintenance

CODE: CMV 34

CONTACT HOUR: 5 Hours/week

Theoretical: 1 Hour/week

Practical: 4 Hours/weeks


GENERAL OBJECTIVES:

On completion of this module, the trainee should be able to:

  1. Understand the operations of the compression ignition engine and carry out repairs of the components of fuel delivery system.
  2. Understand the working principles of inline and rotary fuel injection pumps, effect overhaul and carry out repairs
  3. Understand working principles of a diesel engine and carryout engine tune up and test for efficiency.
  4. Understand the fuel injection bleeding procedure.
  5. Understand the working principles of different types of fuel injection pumps and governors.
  6. Understand the constructional differences between petrol and C.I. engine main component parts.
  7. Understand the engine wet sump lubrication system layout and methods of oil distribution.
  8. Understand the dry pump lubrication system, crank case ventilation and the action of pressure gauges and oil warning lights.
  9. Understand the cams and camshafts drive arrangements for side and overhead camshafts.
  10. Understand the valve and valve port timing diagrams for both spark and compression ignition engine.
  11. Understand the principles of crankshaft balancing and vibration damping.

PROGRAMME: NVC in Motor vehicle mechanics

COURSE: Petrol Engine Electronics

CODE: CMV 28

CONTACT HOUR: 5 Hours/week

Theoretical: 1 Hour/week

Practical: 4 Hours/week

GENERAL OBJECTIVES:

 

  1. Understand the principles of operation of petrol engine electronics
  2. Understand petrol engine electronics main components networking system.
  3. Understand petrol engine electronics maintenance procedures
  4. Understand safety and legal requirement for petrol engine electronics operations

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Engine Fault Diagnosis II

CODE: CMV 29

 

CONTACT HOUR: 4 Hours/week

Theoretical: 1 Hour/week

Practical: 3 Hours/week


GENERAL OBJECTIVES

1.0 Understand how to identify symptoms of complex system faults

2.0 Understand how to select and use diagnostic equipment and procedures to identify and confirm faults

3.0 Understand how to identify and describe alternative rectification strategies

4.0 Understand how to rectify faults and confirm system integrity.

PROGRAMME: NVC in Motor vehicle mechanics

COURSE: Auto Electrical/Electronics

CODE: CMV 30

CONTACT HOUR: 5 Hours/week

Theoretical: 1 Hour/week

Practical: 4 Hours/week

GENERAL OBJECTIVES

  1. Understand the principles of electricity generation as applicable to automobiles diagnose faults and effect repairs to batteries.
  2. Understand the procedure for effective maintenance and repairs of all units of the charging system in a motor vehicle without supervision.
  1. 345. Understand the pireinragtidoinagorfamathllseeosleftacartrtmeicroatmlocorotvmoerph,oidcnliaegnantnsodsoebf eanavdbehleifcftoelec,utsreeacpseuaicarhsndtoiraeagcrftaimfuylstfy,asuoylnmtseb.inoltshaenmd.signs as an aid in

rewiring a faulty system.

  1. Understand the operation of the ctroainl isgisntiotiroiznesdyisgtneimtio, dniasygsntoesme,fdauialgtsnaonsed fraeucltisfyatnhderme.ctify them.

PROGRAMME: NVC in Motor Vehicle Mechanics COURSE: GENERAL METAL WORK II CODE: GMW II

CONTACT HOUR: 6 Hours/week

Theoretical: 2 Hours/week

Practical: 4 Hours/week

GENERAL OBJECTIVES/THEORY

  1. Understand the basic principles and processes of heat treatment of metal in the workshop;
  2. Produce simple engineering components by forging; and

Ii.Understand the basic principles and techniques of gas and metal arc welding and apply them in fabricating simple metal components.

 

For practical competence, students will be able to achieve the following at the end of the module:

  1. Carry out heat treatment of metal in the workshop;
  2. Produce simple engineering components by forging; and
  3. Carry out gas/arc welding and apply them in fabricating simple engineering components.

PROGRAMME: NVC in Motor vehicle mechanics

COURSE: Car Air Conditioning

CODE: CMV 32

CONTACT HOUR: 4 Hours/week

Theoretical: 1 Hour/week

Practical: 3 Hours/week

GENERAL OBJECTIVES:

1.0 Understand the working principles of a car air- conditioning system

2.0 Diagnose and rectify faults in the air-conditioning systems.

3.0 Select and install new automobile air conditioners

4.0 Carry out routine service


PROGRAMME: NVC in Motor vehicle mechanics

COURSE: Engine Repair and Overhaul

CODE: CMV 33

CONTACT HOUR: 5 Hours/week

Theoretical: 1 Hour/week

Practical: 4 Hours/weeks

GENERAL OBJECTIVES:

  1. Understand the safety procedure and their applications in relation to automobile engine reconditioning.
  2. Understand the operation of all types of automobile engine
  3. Understand how to recondition worn out engine to good working condition
  4. Understand the process of carrying out cylinder reboring
  5. Understand the method of grinding crankshaft to manufacturer’s specifications.

PROGRAMME: NVC in Motor Vehicle Mechanics

COURSE: Computerized engine diagnosis

CODE: CMV 34

CONTACT HOUR: 4 Hours/week

Theoretical: 1 Hour/week

Practical: 3 Hours/weeks

GENERAL OBJECTIVES

  1. Understand Electronic Engine Diagnosis
  2. Understand sensors, Actuators and Electronic Control Units
  3. Understand the application of different diagnostic tools equipment.

PROGRAMME: NVC in Motor vehicle mechanics

COURSE: Wheels Alignment, Balancing, Chassis and Suspension

CODE: CMV 35

CONTACT HOUR: 4 Hours/week

Theoretical: 1 Hour/week

Practical: 3 Hours/weeks

GENERAL OBJECTIVES:

1.0 Understand the techniques of wheel alignment and the application of computerized wheel alignment

3.0 Understand the techniques for fitting, inflating and balancing wheels

3.0 Understand the concept /functions of chassis system

  1. Understand the vehicle suspension system

List of Books and References

  1. Motor Vehicle Technology and Practical Work by Dolan
  2. Fundamentals of Motor Vehicle Technology by Hillier
  3. Technology for Motor Mechanics: 1-5 By S.C. Mudd
  4. Automobile Workshop Practice by Staton Abbey
  5. Automoive Fault-Tracing by Staton Abbey
  6. Automotive Mechanics by William H. Crouse and Donald L. Anglin

 

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