Recent Scheme of Work on Auto Mechanical Works

Syllabus for Senior Secondary




FIRST TERM
SSS 1 SSS 2 SSS 3
WEEK 1: Revision
WEEK 1: Revision
WEEK 1: Revision
WEEK 2

Theme: Safety And Maintenance

Topic: Vehicle layout

Sub-Topic:
Content:
1. Main components of a car body: bonnets, boot, door, wind screen, wiper, external light etc.
2. Engine, gear box, 'clutch, chassis, rear axle, and connection to road wheels
3. Main functions of the above components.
WEEK 2

Theme: Safety And Maintenance

Topic: Preventive Maintenance

Sub-Topic:
Content:
1. Purpose of preventive maintenance
2. Lubrication points
3. Maintenance schedules on time and mileage basis
WEEK 2

Theme: Safety And Maintenance

Topic: Causes of Accidents

Sub-Topic:
Content:
1. Main causes of accidents: vehicle defects, driver errors, road conditions and their combinations
2. Main components: engine, brakes, steering, lights, tyres suspension, fuel system and electrical system
3. Defects in the above system and their effect on safety
WEEK 3

Theme: Safety And Maintenance

Topic: Vehicle layout (Cont.)

Sub-Topic:
Content:
1. Main components of a car body: bonnets, boot, door, wind screen, wiper, external light etc.
2. Engine, gear box, 'clutch, chassis, rear axle, and connection to road wheels
3. Main functions of the above components.
WEEK 3

Theme: Safety And Maintenance

Topic: Fault Diagnosis

Sub-Topic:
Content:
1. Systematic fault diagnosis
2. Use of diagnostic equipment such as meters and testers
WEEK 3

Theme: Safety And Maintenance

Topic: Safety Devices and Measures of Safe Driving

Sub-Topic:
Content:
1. Devices for preventing accidents: e.g. brake antilock devices
2. Device for reducing injuries in the event of accidents e.g. seat belt and impact damper
3. The Highway Code
4. Proper driving training
5. Defensive driving
WEEK 4

Theme: Safety And Maintenance

Topic: Auto-workshop

Sub-Topic:
Content:
1. Introduction to automobile workshop: repair, service, body work and machining etc.
2. Need for maintenance
3. Differentiate between maintenance and repairs.
WEEK 4

Theme: Safety And Maintenance

Topic: Lighting System

Sub-Topic:
Content:
1. Simple fault diagnosis
2. Lamp and fuse replacement
3. Head lamp alignment
WEEK 4

Theme: Safety And Maintenance

Topic: Fault Diagnosis

Sub-Topic:
Content:
1. Systematic fault diagnosis,
2. Use of diagnostic equipment such as meter and tester
WEEK 5

Theme: Safety And Maintenance

Topic: Auto-workshop (Cont.)

Sub-Topic:
Content:
1. Introduction to automobile workshop: repair, service, body work and machining etc.
2. Need for maintenance
3. Differentiate between maintenance and repairs.
WEEK 5

Theme: Safety And Maintenance

Topic: Lighting System (Cont.)

Sub-Topic:
Content:
1. Simple fault diagnosis
2. Lamp and fuse replacement
3. Head lamp alignment
WEEK 5

Theme: Safety And Maintenance

Topic: Factors Affecting Engine Performance

Sub-Topic:
Content:
1. Main factors affecting engine performance such as compression ratio, tappet clearance and engine temperature
2. Valve clearance procedure and operation
3. Engine timing procedure and operation
WEEK 6

Theme: Safety And Maintenance

Topic: Auto-workshop (Cont.)

Sub-Topic:
Content:
1. Introduction to automobile workshop: repair, service, body work and machining etc.
2. Need for maintenance
3. Differentiate between maintenance and repairs.
WEEK 6

Theme: Safety And Maintenance

Topic: Starting System

Sub-Topic:
Content:
Starting problems causes and rectification e.g. starter, motor and ignition problems.
WEEK 6

Theme: Safety And Maintenance

Topic: Engine Maintenance

Sub-Topic:
Content:
1. Lubrication service
2. Lubrication points
3. Engine tuning
4. Front wheel bearing adjustment
WEEK 7

Theme: Safety And Maintenance

Topic: Safety in auto-mobile workshop

Sub-Topic:
Content:
1. Attitudes, good safety habits, safety while working.
2. Understanding shop layout, location, of safety devices and avoiding hazards.
WEEK 7

Theme: Safety And Maintenance

Topic: Starting System (Cont.)

Sub-Topic:
Content:
Starting problems causes and rectification e.g. starter, motor and ignition problems.
WEEK 7

Theme: Engine System

Topic: Lubrication

Sub-Topic:
Content:
1. Reasons for lubrication system
2. Types of gear oil
3. Types of motor oil
4. Properties of engine oil and gear oil.
WEEK 8

Theme: Safety And Maintenance

Topic: Safety in auto-mobile workshop (Cont.)

Sub-Topic:
Content:
1. Attitudes, good safety habits, safety while working.
2. Understanding shop layout, location, of safety devices and avoiding hazards.
WEEK 8

Theme: Safety And Maintenance

Topic: Fuel System

Sub-Topic:
Content:
1. Function of the fuel system
2. Main components and their operation e.g. fuel tank, fuel pumps
3. Simple fuel system fault diagnosis e.g. fuel pump testing and filter cleaning
WEEK 8

Theme: Engine System

Topic: Engine Lubrication and Greasing

Sub-Topic:
Content:
1. Forms and types of lubrication systems
2. Use of lubrication
3. Parts needing lubrication
4. Lubrication diagnosis and services to be carried out.
WEEK 9

Theme: Safety And Maintenance

Topic: Safety in auto-mobile workshop (Cont.)

Sub-Topic:
Content:
1. Attitudes, good safety habits, safety while working.
2. Understanding shop layout, location, of safety devices and avoiding hazards.
WEEK 9

Theme: Safety And Maintenance

Topic: Fuel System (Cont.)

Sub-Topic:
Content:
1. Function of the fuel system
2. Main components and their operation e.g. fuel tank, fuel pumps
3. Simple fuel system fault diagnosis e.g. fuel pump testing and filter cleaning
WEEK 9

Theme: Engine System

Topic: Valve Operation Mechanism

Sub-Topic:
Content:
1. Functions of valve operating mechanism
2. Main components of valve operation mechanism
3. Valve timing

WEEK 10: REVISION AND EXAMININATION
WEEK 10: REVISION AND EXAMININATION
WEEK 10: REVISION AND EXAMININATION
SECOND TERM
SSS 1 SSS 2 SSS 3
WEEK 1: Revision
WEEK 1: Revision
WEEK 1: Revision
WEEK 2

Theme: Engine Systems

Topic: Engine types

Sub-Topic:
Content:
1. Classification of engine
(External and internal combustion engine)
Single and multi- cylinder engine.
Four and two stroke engines. Petrol and diesel engine.
2. Typical application of : single cylinder, two and four stroke petrol engine (Motor cycles, domestic generators)
Multi-cylinder 4 stroke diesel engine.
WEEK 2

Theme: Engine System

Topic:
1. Cooling System and Its Requirements
2. Air and Water Cooling System

Sub-Topic:
Content:
1. Cooling System and Its Requirements
1. Conduction, convection and radiation
2. Low, normal and high temperature requirements
3. Effect of engine temperature on engine performance and failures e.g. engine knock.
4. The operation of an air-cooling system.
5. The operation of water cooling system.

2. Air and Water Cooling System
1. Layout of air and water cooling system
2. Advantages and disadvantages of the types of air and water cooling system.
WEEK 2

Theme: Transmission And Braking System

Topic:
1. Steering Layout and Main Component
2. Steering Geometry and Angles

Sub-Topic:
Content:
1. Steering Layout and Main Component
1. Functions, operations and layout
2. Types: reversible and irreversible
3. Main components e.g. steering wheel and column and steering boxes

2. Steering Geometry and Angles
1. Basic terms e.g. Ackerman linkage, castro and camber angle.
2. Steering angles e.g. King pin inclination, toe-out and Castro
3. Factors affecting steering geometry
4. Effects of wear on steering
5. Importance of the steering angle
WEEK 3

Theme: Engine Systems

Topic: Engine types (Cont.)

Sub-Topic:
Content:
1. Classification of engine
(External and internal combustion engine)
Single and multi- cylinder engine.
Four and two stroke engines. Petrol and diesel engine.
2. Typical application of : single cylinder, two and four stroke petrol engine (Motor cycles, domestic generators)
Multi-cylinder 4 stroke diesel engine.
WEEK 3

Theme: Engine System

Topic:
1. Crank Arrangement (Crankshaft Configuration)
2. Fuel

Sub-Topic:
Content:
1. Crank Arrangement (Crankshaft Configuration)
1. Crankshaft of 4 and 6 cylinder in-line engines
2. Crank shaft of V- 6 and V-8 cylinder horizontally opposed engines
3. Crankshaft layout.

2. Fuel
1. Petrol and diesel
2. The properties of petrol and diesel fuel
WEEK 3

Theme: Transmission And Braking System

Topic:
1. Power Assisted Steering
2. Common Steering Faults and Wheel Alignment

Sub-Topic:
Content:
1. Power Assisted Steering
1. Function of power assisted steering
2. Main components: pump, valves and reservoir
3. Rack and pinion power assisted system

2. Common Steering Faults and Wheel Alignment
1. Common steering faults
2. Symptoms and remedies
3. Need for wheel alignment
4. Equipment and procedure for wheel alignment
5. Detection and correction of wheel misalignment
WEEK 4

Theme: Engine Systems

Topic: Engine Components

Sub-Topic:
Content:
Bearings, oil seals, combustion chambers, camshaft, flywheel, connecting rod, piston and rings, cylinder block, crankshaft, cylinder head, fuel injectors (diesel/petrol) spark plugs.
WEEK 4

Theme: Engine System

Topic: Exhaust System

Sub-Topic:
Content:
1. Functions of the exhaust system
2. The main components of the exhaust system e.g. manifold pipes.
3. Effect of leak on the system e.g. noise, pollution
WEEK 4

Theme: Transmission And Braking System

Topic: The Suspension System

Sub-Topic:
Content:
1. Layout and functions of the suspension
2. Types of suspension: rigid beam and independent suspension
3. Main components and their functions e.g. springs, damper bushings
4. Common faults
WEEK 5

Theme: Engine Systems

Topic: Engine Components (Cont.)

Sub-Topic:
Content:
Bearings, oil seals, combustion chambers, camshaft, flywheel, connecting rod, piston and rings, cylinder block, crankshaft, cylinder head, fuel injectors (diesel/petrol) spark plugs.
WEEK 5

Theme: Engine System

Topic: Firing Order (Ignition Timing)

Sub-Topic:
Content:
1. Function and operation of ignition system
2. Factors that influence correct timing (spark plug gap, dwell, engine room and load)
3. Firing orders
WEEK 5

Theme: Electrical System

Topic: Battery Charging

Sub-Topic:
Content:
1. Purpose of a lead-acid storage battery
2. Basic construction features of a battery
3. Chart on battery diagnosis
4. Charging guide
WEEK 6

Theme: Engine Systems

Topic: Engine Components (Cont.)

Sub-Topic:
Content:
Bearings, oil seals, combustion chambers, camshaft, flywheel, connecting rod, piston and rings, cylinder block, crankshaft, cylinder head, fuel injectors (diesel/petrol) spark plugs.
WEEK 6

Theme: Transmission And Breaking System

Topic: Clutch Assembly

Sub-Topic:
Content:
1. Main types of clutches: single plate, multi-plate and fluid flywheel
2. Mechanical and hydraulic operation
3. Simple calculations of friction, torque and power
WEEK 6

Theme: Electrical System

Topic: Remote Control

Sub-Topic:
Content:
1. Principles of remote control
2. Basic components of a remote control
3. Operating guide
WEEK 7

Theme: Engine Systems

Topic: Principles of four stroke cycle (petrol & diesel)

Sub-Topic:
Content:
Basic principles of four stroke cycle.
Injection, compression, power and exhaust.
(petrol and diesel)
WEEK 7

Theme: Transmission And Breaking System

Topic: Gear Box

Sub-Topic:
Content:
1. Different types of gear box e.g. constant mesh, and synchromesh
2. Gear selector linkages, locking and interlocking devices
3. Gear ratio, relationship between engine speed, gear ratio and road speed
WEEK 7

Theme: Electrical System

Topic: Mechatronic Principles

Sub-Topic:
Content:
1. Components of Mechatronics
2. Operation of the mechatronic components
3. Reasons and benefits of mechatronic on motor car
WEEK 8

Theme: Engine Systems

Topic: Principles of four stroke cycle (petrol & diesel) (Cont.)

Sub-Topic:
Content:
Basic principles of four stroke cycle.
Injection, compression, power and exhaust.
(petrol and diesel)
WEEK 8

Theme: Transmission And Breaking System

Topic: Road Wheels and Tyres

Sub-Topic:
Content:
1. Functions of road wheels and tyres
2. Tyres
3. Tyre inflation (pressure)
4. Advantages and disadvantages of radial and cross-ply tyres
5. Effect of air pressure tyre (under and over inflation)
6. Combination of radial and cross-ply tyres
WEEK 8

Theme: Auto-Air Conditioning System

Topic: Working Fluid

Sub-Topic:
Content:
Types, functions and properties of working fluid
WEEK 9

Theme: Engine Systems

Topic: Principles of four stroke cycle (petrol & diesel) (Cont.)

Sub-Topic:
Content:
Basic principles of four stroke cycle.
Injection, compression, power and exhaust.
(petrol and diesel)
WEEK 9

Theme: Transmission And Breaking System

Topic: Brake System

Sub-Topic:
Content:
1. Functions and types of brake system
2. Principles of operation mechanical, hydraulic and servo assisted braking system
3. Adjustment and bleeding
4. Simple braking torque and power calculation
5. Factors affecting braking efficiency e.g. water and grease
WEEK 9

Theme: Auto-Air Conditioning System

Topic: Performance Effects of Working Fluids

Sub-Topic:
Content:
1. Air condition fault diagnosis
2. Effect of air conditioning load on engine performance

WEEK 10: REVISION AND EXAMININATION
WEEK 10: REVISION AND EXAMININATION
WEEK 10: REVISION AND EXAMININATION
THIRD TERM
SSS 1 SSS 2 SSS 3
WEEK 1: Revision
WEEK 1: Revision
WEEK 1: Revision
WEEK 2

Theme: Transmission & Braking System

Topic: System layout

Sub-Topic:
Content:
1. Function of transmission system. 2. Layout of the conventional transmission system. 3. Location of oil seal.
WEEK 2

Theme: Electrical System

Topic: Lighting System

Sub-Topic:
Content:
1. Main components of exterior lighting system and their functions
2. Main components of interior lighting system and their functions
3. Simple circuit diagram exterior and interior lighting system
WEEK 2

Theme:

Topic:

Sub-Topic:
Content:
WEEK 3

Theme: Transmission & Braking System

Topic: Clutch assembly

Sub-Topic:
Content:
1. Main components of the single plate friction clutch: housing, clutch disc, pressure plate, release bearing and release lever.
2. Operation of the system as a whole.
3. Function of each of the main parts
WEEK 3

Theme: Electrical System

Topic: Ignition System

Sub-Topic:
Content:
The main components of computerized ignition system e.g. battery and module
WEEK 3

Theme:

Topic:

Sub-Topic:
Content:
WEEK 4

Theme: Transmission & Braking System

Topic: Gear box

Sub-Topic:
Content:
1. Simple layout of 3 speed sliding mesh gear box showing the main components.
2. Operation of the gearbox and gear selection.
3. Speedometer drive connection.
WEEK 4

Theme: Electrical System

Topic: Auxiliary Circuit

Sub-Topic:
Content:
1. Auxiliary circuits e.g. Instrument panel and horn circuit
2. Layout of various auxiliary circuit
WEEK 4

Theme:

Topic:

Sub-Topic:
Content:
WEEK 5

Theme: Transmission & Braking System

Topic: Propeller shaft & universal joint

Sub-Topic:
Content:
1. Conventional universal joint.
2. Constant velocity universal joint.
3. Functions of the propeller shaft and the universal joint.
WEEK 5

Theme: Electrical System

Topic: Charging System

Sub-Topic:
Content:
1. Main components of the charging system and their functions
2. Simple battery test using voltmeter, and hydrometer
3. Battery rating
WEEK 5

Theme:

Topic:

Sub-Topic:
Content:
WEEK 6

Theme: Transmission & Braking System

Topic: Rear axle assembly

Sub-Topic:
Content:
1. Main components: Differential unit, final drive, and drive shaft.
2. Functions of the main components of the rear axle.
WEEK 6

Theme: Air-Conditioning System

Topic: Heating and Ventilating System

Sub-Topic:
Content:
1. Heating and Ventilating
2. Function of the air conditioner
WEEK 6

Theme:

Topic:

Sub-Topic:
Content:
WEEK 7

Theme: Transmission & Braking System

Topic: Fundamentals

Sub-Topic:
Content:
1. Review of basic electrical terms: voltage, current, resistance, circuits.
2. Symbols
3. Ac and Dc sources
4. Basic Components: relays, resistors, lamps, fuses, switches
5. Ohms law and measuring instruments.
6. Simple calculations involving series and parallel circuits.
WEEK 7

Theme: Air-Conditioning System

Topic: Mechanical Components

Sub-Topic:
Content:
Main components of the system e.g. condenser, pipes, etc
WEEK 7

Theme:

Topic:

Sub-Topic:
Content:
WEEK 8

Theme: Transmission & Braking System

Topic: Auto-wiring system

Sub-Topic:
Content:
1. Wire gauges: starter and lighting cables.
2. Color coding
3. Different wiring system: earth return, insulated return
4. Ways of joining cables: Joining, terminals, connectors, soldering.
WEEK 8

Theme: Air-Conditioning System

Topic: Electrical Components

Sub-Topic:
Content:
1. Main components e.g. battery and compressor
2. Function of the main components
3. Simple electrical circuit diagram of air conditioning system
WEEK 8

Theme:

Topic:

Sub-Topic:
Content:
WEEK 9

Theme: Transmission & Braking System

Topic:
1. Ignition system
2. Starting system

Sub-Topic:
Content:
IGNITION SYSTEM
1. Types, layout and functions of the ignition system.
2. Main components: Battery, Switch, contact point, coil, condenser, HT Cable, spalpl-ugs, module, ECU, distributor.
3. Layout of mechanical or conventional system, electronic ignition and distributor less electronic ignition system

STARTING SYSTEM
1. Layout and function of the starting system.
2. Main components: Battery, starter switch, starter motor and flywheel
3. Functions of the components above.
WEEK 9

Theme: Air-Conditioning System

Topic: Electrical Components (Cont.)

Sub-Topic:
Content:
1. Main components e.g. battery and compressor
2. Function of the main components
3. Simple electrical circuit diagram of air conditioning system
WEEK 9

Theme:

Topic:

Sub-Topic:
Content:

WEEK 10: REVISION AND EXAMININATION
WEEK 10: REVISION AND EXAMININATION
WEEK 10: REVISION AND EXAMININATION





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Facts about Teachers

● ● ● Teachers Are Great No Controversy.

● ● ● Teachers are like candles, they burn themselves to light others.

● ● ● Teachers don't teach for the money.

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Teaching slogans

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