automotive units and understanding statementsthe following is a career and technical education (cte)...

Career and Technical Education IT92 – Auto I

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Course #: IT92 Grade Level: 9-12 Course Name: Automotive Systems and Repair Level of Difficulty: Average Prerequisites: None # of Credits: 2 semesters- 1 Credit

The following is a Career and Technical Education (CTE) class under the Automotive Technologies Program.

Automotive Units and Understanding Statements

Unit 1: Introduction to Automotive Technologies

Students will understand the emphasis of this course will be concepts related to brake, electrical/electronic, steering and suspension systems, along with engine diagnosis, all of which will be covered in depth throughout the Automotive Technologies program.

Unit 2: Safety

Students will understand the importance of, and their responsibility to consistently follow safe practices and procedures at all times in the auto shop.

Unit 3: Tools and Technology

Students will understand the appropriate and safe use and care of tools, correct nomenclature, and will know the correct application of hand and power tools, as well as diagnostic testing equipment.

Unit 4: Building an Engine

Students will learn how to identify and understand the basic parts of the internal combustion engine. Unit 5: Design and Construction of Engine and Engine Parts

Students will understand that form follows function when designing engine parts. Unit 6: Engine Classification and Other Propulsion Systems

Students will understand how engines and other propulsion systems operate. Unit 7: Engine Tests and Measurements

Students will understand the various methods for measuring engine sizes and outputs. Unit 8: Lubrication Systems

Students will learn and understand the function of the lubrication system. Unit 9: Cooling Systems

Students will learn and understand the function of the cooling system. Unit 10: Fuel Supply and Delivery

Students will learn the methods of fuel transfer to the engine and the principles of carburetion and fuel injection. Unit 11: Electricity and Electronics

Students will understand the electrical and electronic fundamentals and their application to automotive systems. Unit 12: Ignition Systems

Students will learn how induction is used to create high voltage from low voltage and various methods used to break the primary current.

Board Approved – December 9, 2014

Arizona Department of Education - Career and Technical Education Standards Arizona’s College and Career Ready Standards – ELA Technical Subjects IT92 – Auto I


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Automotive Units and Understanding Statements (cont.) Unit 13: Battery, Charging and Starting Systems

Students will learn how to interpret battery, charging, and starting system concerns to determine necessary action. Unit 14: Exhaust and Emissions Systems

Students will understand the function of the exhaust and emissions systems on modern automobiles. Unit 15: Brake Systems

Students will understand the difference between drum and disk brakes and will also understand the anti-lock brake system (ABS), mechanical, hydraulic and power brake systems.

Unit 16: Steering, Suspension, Wheels and Tires

Students will understand the function and relationships between the steering, suspension, wheels and tires.




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AZ COLLEGE AND CAREER READY ENGLISH LANGUAGE ARTS CONNECTIONS

The following Reading and Speaking and Listening AZ College and Career Ready Standards are integrated as applicable in this course:

Reading: Key Ideas and Details Standard 1: Cite specific textual* evidence to support analysis of science and technical texts, attending to the precise details of explanations or descriptions. Standard 3: Follow precisely a complex multistep procedure when carrying out experiments, taking measurements, or performing technical tasks attending to

special cases or exceptions defined in the text. Craft and Structure Standard 4: Determine the meaning of symbols, key terms, and other domain-specific words and phrases as they are used in specific scientific or technical

context relevant to grade specific text and topics. Standard 5: Analyze the structure of the relationships among concepts in a text, including relationships among key terms. Integration of Knowledge and Ideas Standard 9: Compare and contrast findings presented in a text to those from other sources (including their own experiments), noting when the findings support

or contradict previous explanations or accounts. Speaking and Listening: Comprehension and Collaboration Standard 1: Initiate and participate effectively in a range of collaborative discussions (one-on-one, in groups, and teacher-led) with diverse partners on grade-

level topics, texts, and issues, building on others’ ideas and expressing their own clearly and persuasively.




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IT92 – Auto I –Suggested Teaching Timeline

First Semester Second Semester

August Sept. Oct. Nov. Dec. Jan. Feb. March April May


2.5 weeks

Unit 2: Safety

2 weeks


2.5 weeks


2 weeks

Unit 5: Design and Construction of Engines and Engine Parts

2 weeks

Unit 6: Engine Classification and Other Propulsion Systems

2 weeks

Unit 7: Engine Tests and Measurements

2 weeks

Unit 8: Lubrication Systems

2 weeks

Unit 9: Cooling Systems

2 weeks

Unit 10: Fuel Supply and Delivery

2.5 weeks




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First Semester Second Semester

August Sept. Oct. Nov. Dec. Jan. Feb. March April May

Unit 11: Electricity and Electronics

3.5 weeks

Unit 12: Ignition Systems

2 weeks

Unit 13: Battery, Charging and Starting Systems

2 weeks

Unit 14: Exhaust and Emissions Systems

2 weeks

Unit 15: Brake Systems

3 weeks


1 week




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Students will understand the emphasis of this course will be concepts related brake, electrical/electronic, steering and suspension systems, along with engine diagnosis, all of which will be covered in depth throughout the Automotive Technologies program.

Knowledge and Skills Arizona CTE Standards Resources Knowledge: This unit will provide students a first exposure to course content that will continue to be covered throughout the year including basics related to

brake systems

electrical/electronic systems

steering and suspension systems

engine diagnostics

Skills: In this brief course overview, students will:

Locate and identify the components of:

o Brake systems o Electrical/electronic systems o Steering and suspension

systems o Engines and engine systems o Transmissions and drivetrain

components (no standards provided)

Interpret and explain the information inherent to each identification number

o VIN o Vehicle certification labels o Calibration decals

Note: IT92 Automotive Systems and Repair – Auto I will involve observation, identification, and inspection laboratory experiences. Diagnosis and repair experiences will follow in Auto II once the students have an understanding of the systems in automobiles, learned in this class. Many of the standards are written at a higher level than will be mastered in this class, but are still applicable from a knowledge perspective. 1.0 Evaluate performance and implement brake repair 2.0 Evaluate and implement repairs to

electrical/electronic systems 3.0 Perform repairs to steering and suspension systems 4.0 Implement general engine performance diagnosis

and repair

Syllabus, formatives, diagnostic assessments, summative assessments

Computer lab

Textbook, Automotive Fundamentals, Goodheart-Willcox

Teacher made worksheets

CDX and ALLDATA software

Industry produced videos

Simulators




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Unit 2: Safety

Students will understand the importance of safe, secure, and reliable work environment in an auto shop. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

Personal safety

Safety practices for groups

OSHA goals and requirements related to automotive technologies

EPA goals and requirements related to automotive technologies

MSDS goals and how the data is used in an auto shop

Personal Protective Equipment (PPE)

Skills:

Demonstrate personal and group safety practices

Operate and maintain tools and equipment safely

Dispose of waste materials properly

Follow all guidelines outlined on chemicals used in the auto shop according to specifications on MSDS

Recognize and avoid dangerous activities

Explain safety rules

District requirements, no standards or measurement criteria are currently available from ADE. They will be included when they become available.

District safety study guides and safety assessments or industry equivalent

Safety demos in lab

Computer lab and CDX software




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Students will understand the appropriate and safe use and care of tools, correct nomenclature, and know the correct application of hand and power tools, and diagnostic testing equipment.

Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

Difference between Society of Automotive Engineers (SAE) or “common” and metric measurements

Correct application of measurement tools

Proper use electronic diagnostic equipment

Hardware designations, types, sizes, and use

Skills:

Identify most common automotive tools for specified tasks or procedures as outlined in the Automotive Technology Standards

Describe most commonly used measuring tool and test equipment

Select appropriate tools for the given job

Demonstrate the use of electronic diagnostic equipment

Select specified hardware types and sizes

1.0 Evaluate performance and implement brake repair 2.0 Evaluate and implement repairs to

electrical/electronic systems 3.0 Perform repairs to steering and suspension systems 4.0 Implement general engine performance diagnosis

and repair

Tools and tool storage

Computer lab, CDX, and ALLDATA Software

Technical DVD’s





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Students will learn how to identify and understand the basic parts of the internal combustion engine. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

Identify the commonly used fuel types

Parts of the internal combustion engine

The difference between rotary, two cycle and four cycle engines

Skills:

Identify and describe the function of the parts of an internal combustion engine

Explain engine operating principals

Describe the four stroke cycle, two-stroke cycle, rotary, and the function of valve timing

4.0 Implement general engine performance diagnosis and repair

4.2 Research applicable vehicle and service information, such as engine management system operation, vehicle service history, service precautions, and technical service bulletins

4.3 Locate and interpret vehicle and major component identification numbers (VIN, vehicle certification labels, and calibration decals)

Chapter 1-3 in text, Automotive Fundamentals, Goodheart-Willcox

Engine parts and components


Computer lab, ALLDATA, and CDX software




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Unit 5: Design and Construction of Engines and Engine Parts

Students will understand that form follows function when designing engine parts. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

The purpose of the material, shape, size and function of parts

The relationship of individual engine components/parts/systems to all other components/parts/systems

Skills:

Describe engine part design

Understand exploded view drawings of an engine

Understand 3-D view drawings of engine parts

Explain the reasoning for the construction and purpose of engine components

Identify engine parts and systems variations




Chapter 2 in text, Automotive Fundamentals, Goodheart-Willcox

Various engine parts and components


Computer lab and CDX, and ALLDATA software




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Unit 6: Engine Classification and Other Propulsion Systems

Students will understand how engines and other propulsion systems operate. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

Most common methods to classify engines by cycle, valve location, cylinder number and arrangement, type of fuel or power used, cooling system

Fundamental principles behind alternative fuel vehicle propulsion systems

Skills:

Compare 4 stroke/2 stroke cycle engines

Explain different engine classifications

Describe operating principles of different types of engines

Identify various types of propulsion systems used in alternative fuel vehicles




Engine parts, used and new

Computer lab, ALLDATA and CDX software





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Unit 7: Engine Tests and Measurements

Students will understand the various methods for measuring engine sizes and outputs. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

The difference between horsepower and torque

Displacement, compression ratio, volumetric efficiency

Function of various precision measuring tools

Skills:

Read a micrometer and vernier scale

Calculate basic engine measurement problems involving displacement, compression ratios, and volumetric efficiency using both U.S. Standard and metric measures


Chapter 6 in text, Automotive Fundamentals, Goodheart-Willcox


Precision measuring tools

Computer lab, CDX, and ALLDATA software, DVD’s




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Unit 8: Lubrication Systems

Students will learn and understand the function of the lubrication system. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

How oil affects operating temperature

How the engine lubrication system functions

Components of a vehicle that require lubrication

Skills:

Identify the basic parts of a lubrication system

Identify all components of a vehicle that require lubrication

4.0 Implement general engine performance diagnosis

and repair 4.2 Research applicable vehicle and service

information, such as engine management system operation, vehicle service history, service precautions, and technical service bulletins

4.4 Inspect engine assembly for fuel, oil, coolant, and other leaks; determine necessary action

Chapter 12 from text, Automotive Fundamentals, Goodheart-Willcox


Assortment of lubrication system components

Computer lab, CDX, and ALLDATA software, DVD’s




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Unit 9: Cooling Systems

Students will learn and understand the function of the cooling system. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

How coolant affects operating temperature

How the cooling system functions Skills:

Identify the basic parts of a cooling system

Describe the function of the cooling system


and repair 4.2 Research applicable vehicle and service

information, such as engine management system operation, vehicle service history, service precautions, and technical service bulletins


4.61 Inspect and test mechanical/electrical fans, fan clutch, fan shroud/ducting, air dams, and fan control devices; perform necessary action

Chapter 11 from text, Automotive Fundamentals, Goodheart-Willcox


Assortment of lubrication system components

Computer lab, CDX and ALLDATA software, DVD’s




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Unit 10: Fuel Supply and Delivery

Students will learn the methods of fuel transfer to the engine and the principles of carburetion and fuel injection. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

Safe handling of fuels and fuel systems

Fuel tank construction, fuel filter types and fuel pumps

Bernoulli principal and the function of carburetor circuits

Fuel injector construction and operation

Rich, lean and stoichiometric* (fuel-air) mixtures

Advantages and disadvantages of turbochargers and superchargers

Skills:

Describe components of various fuel supply systems

Explain the function of fuel system components

Identify the basic parts and circuits of the carburetor

Explain the parts and function of a fuel injector system

Summarize the operating principles of the gasoline and diesel injection systems

Describe the differences between naturally aspirated and forced induction systems

*Note: Stoichiometric mixtures are an "ideal" fuel/air mixture in which both the fuel and the oxygen in the air are completely consumed


and repair 4.37 Inspect and test fuel pumps and pump control

systems for pressure, regulation and volume; perform necessary action.

4.40 Inspect throttle body, air induction system, intake manifold and gaskets for vacuum leaks and/or unmetered air.

4.41 Inspect and test fuel injectors

Chapter 9 and 10 from text, Automotive Fundamentals, Goodheart-Willcox

Assortment of fuel system circuits components

Computer lab and software





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Unit 11: Electricity and Electronics

Students will understand the electrical and electronic fundamentals and their application to automotive systems. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

Principles of : o Alternating Current (AC) o Direct Current (DC) o Circuits o Voltage o Continuity o Resistance o Power o Ohms Law o Watts Law

Functions of: o Circuit breakers o Fusible links o Induction solenoids o Relays o Electric motors

Understand static induction Skills:

Calculate Ohms Law and Watts Law problems

Name the values used to measure electricity

Explain the difference between AC and DC electricity

List and describe the basic types of electrical circuits

Explain the effects of magnetism

Describe the function of electrical and electronic components

Identify electrical symbols

Identify the components of electric and or hybrid electric vehicles

2.0 Evaluate and implement repairs to electrical/electronic systems

2.1 Identify and interpret electrical/electronic system concern; determine necessary action

2.4 Diagnose electrical/electronic integrity for series, parallel and series-parallel circuits using principles of electricity (Ohm’s Law)

2.5 Use wiring diagrams during diagnosis of electrical circuit problems

2.6 Demonstrate the proper use of a digital multi meter (DMM) during diagnosis of electrical circuit problems

2.7 Check electrical circuits with a test light; determine necessary action

2.10 Check continuity and measure resistance in electrical/electronic circuits and components using an ohmmeter; determine necessary action

2.14 Inspect and test fusible links, circuit breakers, and fuses; determine necessary action

2.15 Inspect and test switches, connectors, relays, solid state devices, and wires of electrical/electronic circuits; perform necessary action

2.28 Identify high voltage circuits of electric or hybrid electric vehicles and related safety precautions

Text chapter 7, Automotive Fundamentals, Goodheart-Willcox

Assortment of electrical and electronic components

Test Equipment – power sources

Computer lab, CDX, EKI, ALLDATA Software


Calculators




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Unit 12: Ignition Systems

Students will learn how induction is used to create high voltage from low voltage and various methods used to break the primary current.


Knowledge:

Principals of: o Induction o Breaker points o Electronic ignition o Direct ignition o Cam position sensors o Spark advance mechanisms o Spark plug types o Secondary ignition systems

Skills:

Explain the function of the ignition coil

Describe the primary and secondary circuits of an ignition system

Describe the construction of ignition system components

Describe the differences between mechanical and electronic ignition systems

Explain test procedures for ignition system components


2.4 Diagnose electrical/electronic integrity for series, parallel and series-parallel circuits using principles of electricity (Ohm’s Law)



4.29 Inspect and test ignition primary circuit wiring and solid state components; perform necessary action

4.30 Inspect, test and service distributor 4.31 Inspect and test ignition primary circuit wiring and

solid state components; perform necessary action

4.32 Inspect and test ignition coil(s); perform necessary action

4.34 Inspect and test ignition system secondary circuit wiring and components; perform necessary action

Text chapter 8 Automotive Fundamentals, Goodheart-Willcox

Assortment of ignition system components

Computer lab and software


Computer lab, CDX, EKI, ALLDATA Software




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Unit 13: Battery, Charging and Starting Systems

Students will learn how to interpret battery, charging, and starting system concerns to determine necessary action. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

Procedures for testing and servicing battery, charging and starting system components

Procedures to replace and repair battery, charging, and starting system components

Proper procedure for jump starting a car

Skills:

Describe use of a load tester

Describe servicing of battery, charging and starting system components

Describe usage of battery charger

Describe how to use jumper cables

Determine alternator output using a voltmeter

Repair and replace connectors and terminal ends

Solder repair electrical wiring



2.6 Demonstrate the proper use of a digital multimeter (DMM) during diagnosis of electrical circuit problems

2.14 Inspect and test fusible links, circuit breakers, and fuses; determine necessary action

2.15 Inspect and test switches, connectors, relays, solid state devices, and wires of electrical/electronic circuits; perform necessary action

2.16 Remove and replace terminal end from connector 2.17 Repair connectors and terminal ends 2.19 Perform solder repair of electrical wiring 2.20 Identify location of hybrid vehicle high voltage

circuit disconnect (service plug) location and safety procedures

2.27 Start a vehicle using jumper cables and a battery or auxiliary power supply

2.28 Identify high voltage circuits of electric or hybrid electric vehicles and related safety precautions

2.30 Identify hybrid vehicle auxiliary (12v) battery service, repair and test procedures

Applicable tools and test equipment

CDX, AllData, and EKI Software,

Repair manual





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Unit 14: Exhaust and Emissions Systems

Students will understand the function of the exhaust and emissions systems on modern automobiles. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

The purpose of the exhaust and emission control system components

Function of a muffler

Function of the catalytic converter

Skills:

Locate exhaust and emissions systems components

Explain the rationale for mandated emissions systems




4.6 Diagnose abnormal exhaust color, odor, and sound; determine necessary action

4.43 Inspect the integrity of the exhaust manifold, exhaust pipes, muffler(s), catalytic converter(s), resonator(s), tail pipe(s), and heat shield(s); perform necessary action

4.47 Inspect, test and service positive crankcase ventilation (PCV) filter/breather cap, valve, tubes, orifices, and hoses; perform necessary action

4.49 Inspect, test, service and replace components of the EGR system, including EGR tubing, exhaust passages, vacuum/pressure controls, filters and hoses; perform necessary action

4.52 Inspect and test mechanical components of secondary air injection systems; perform necessary action

4.53 Inspect and test electrical/electronically-operated components and circuits of air injection systems; perform necessary action

4.54 Inspect and test catalytic converter performance 4.56 Inspect and test components and hoses of

evaporative emissions control system; perform necessary action

4.64 Identify hybrid vehicle internal combustion engine service precautions

Chapter 13 and 14 from text Automotive Fundamentals, Goodheart-Willcox

Assortment exhaust and emissions system components

Computer lab and software, CDX, AllData





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Unit 15: Brake Systems

Students will understand the ABS, mechanical, hydraulic and power brake systems and the difference between drum and disk brakes.


Knowledge:

Principles of: o Hydraulic theory o Leverage o Pascal’s Law* o Antilock brake system o Disk and drum brakes o Power brake system o Master cylinders o Wheel cylinders o Caliper functions

How changing tires and wheels affect brake system functions

Skills:

Describe the principles of the hydraulic system operation

Identify the parts of brake systems

Explain the differences between drum and disk brakes

Describe the principles of vacuum power brakes

Describe the function of an antilock brake system (ABS)

List safety hazards and precautions in brake system repairs

*Note: Pascal’s law states the principle of transmission of fluid pressure

1.0 Evaluate performance and implement brake repair 1.1 Identify and interpret brake system concern;

determine necessary action 1.3 Locate and interpret vehicle and major

component identification numbers (VIN, vehicle certification labels, calibration decals)

1.4 Diagnose pressure concerns in the brake system using hydraulic principles (Pascal’s Law)

1.9 Inspect brake lines, flexible hoses, and fittings for leaks, dents, kinks, rust, cracks, bulging or wear; tighten loose fittings and supports; determine necessary action

1.11 Select, handle, store, and fill brake fluids to proper level

1.12 Inspect, test, and/or replace metering (hold-off), proportioning (balance), pressure differential and combination valves

1.13 Inspect, test, and adjust height (load) sensing proportioning valve.

1.14 Inspect, test, and/or replace components of brake warning light system

1.23 Install, check, and adjust wheel, torque lug nuts 1.37 Inspect the vacuum-type power booster unit for

vacuum leaks; inspect the check valve for proper operation; determine necessary action

1.38 Inspect and test hydraulically assisted power brake systems for leaks and proper operation; determine necessary action

1.49 Identify and inspect antilock brake system (ABS) components; determine necessary action.

1.57 Identify traction control/vehicle stability control system components

Chapter 23 from text Automotive Fundamentals, Goodheart-Willcox

Assortment of brake system components


Computer lab, CDX, ALLDATA, software




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Students will understand the function and relationships between the steering, suspension, wheels and tires. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

Differences between: o Rack and pinion vs. pitman arm

steering o Shock absorber vs. McPherson

struts and functions thereof o The three types of suspension

springs

Tire size nomenclature

Wheel construction and materials

Suspension components and their functions

Steering components and their functions

Skills:

Locate and Identify steering system and suspension components and their functions

Explain tire / wheel size designations

Describe basic wheel rim design and construction

3.0 Perform repairs to steering and suspension systems 3.1 Identify and interpret suspension and steering

concern; determine necessary action 3.3 Locate and interpret vehicle and major

component identification numbers (VIN, vehicle certification labels, calibration decals)

3.9 Inspect steering shaft universal-joint(s), flexible coupling(s), collapsible column, lock cylinder mechanism, and steering wheel; perform necessary action

3.12 Inspect and replace manual or power rack and pinion steering gear inner tie rod ends (sockets) and bellows boots.

3.19 Inspect and replace power steering hoses and fittings

3.20 Inspect and replace pitman arm, relay (center link/intermediate) rod, idler arm and mountings, and steering linkage damper

3.21 Inspect, replace, and adjust tie rod ends (sockets), tie rod sleeves, and clamps.

3.23 Inspect and test non-hydraulic electric power assist steering

3.24 Identify hybrid vehicle power steering system electrical circuits, service and safety precautions

3.65 Inspect tire and wheel assembly for air loss; perform necessary action

Chapter 24 - 26 from text Automotive Fundamentals, Goodheart-Willcox

Assortment of steering system and suspension components

Assortment of tires and wheel

Computer lab and software, CDX, AllData




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