automotive technologies units and understanding statements · 2014. 12. 16. · career and...

Career and Technical Education IT93 – Automotive Systems and Diagnostics

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Course #: IT93 Grade Level: 9-12 Course Name: Automotive Systems and Diagnostics Level of Difficulty: Average Prerequisites: IT92 – Automotive Systems and Repair # of Credits: 2 semesters – 1 credit

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

Automotive Technologies Units and Understanding Statements

Unit 1: Intro to Automotive Technologies This unit provides students with an overview of the in-depth knowledge they will acquire while studying the brake,

electrical/electronic, steering and suspension systems, and engine diagnosis. 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 learn the appropriate and safe use and care of tools, the correct nomenclature, the correct application of hand and

power tools, and the correct sizing and types of hardware. Unit 4: Engine Components and Servicing

Students will identify and understand the functions of internal combustion engine parts, and be able to diagnose and repair related common problems.

Unit 5: Design and Construction of Engines and Engine Parts

Students will further understand the functions of internal combustion engines and how each component enhances the efficiency and/or power of a particular engine design.

Unit 6: Engine Classification and Other Propulsion Systems

Students will learn how engines and other propulsion systems operate, and how to diagnose the common problems of each. Unit 7: Engine Systems Tests and Measurements

Students will learn the various methods for measuring engine sizes and outputs and how to use the results to diagnose engine malfunctions.

Unit 8: Lubrication Systems

Students will understand the function of the engine lubrication system and all lubrication requirements for vehicles. Unit 9: Cooling Systems

Students will learn the function of the cooling system and how to diagnose the problems related to that system. Unit 10: Fuel Supply and Delivery

Students will learn the methods of fuel transfer to the engine, the principles of carburetion and fuel injection and techniques used to diagnose fuel system malfunctions.

Board Approved – December 9, 2014

Arizona Department of Education - Career and Technical Education Standards Arizona’s College and Career Ready Standards – ELA Technical Subjects IT93 – Automotive Systems and Diagnostics


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Automotive Technologies Units and Understanding Statements (cont.) Unit 11: Electricity and Electronics

Students will learn the electronic and electrical fundamentals and their applications to automotive systems along with diagnostics for electrical/electronic systems.

Unit 12: Ignition Systems

Students will learn the components of the ignition system, how induction is used to create high voltage from low voltage, the methods used to break the primary current, and understand diagnosis, tune-up intervals, and servicing of that system.

Unit 13: Battery, Charging and Starting Systems

Students will understand the functions of battery, charging and starting systems components, and diagnose each system to determine necessary adjustments or repairs.

Unit 14: Exhaust and Emissions

Students will learn the components of exhaust and emission systems, the function of the exhaust and emissions systems on modern automobiles, and diagnostic procedures to analyze automotive emissions problems.

Unit 15: Brake Systems

Students will learn the difference between drum and disk brakes, understand ABS braking systems, mechanical, hydraulic, and power brake systems, as well as how to diagnose problems with each.

Unit 16: Steering, Suspension, Wheels and Tires Students will understand the functions and relationships between the steering, suspension, wheels and tires, and how to

diagnose problems in each system along with the effect of after-market components on performance and drivability.




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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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IT93 – Auto II –Suggested Teaching Timeline

First Semester Second Semester

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

Unit 1: Introduction to Automotive Technologies

2.5 weeks

Unit 2: Safety

1.5 weeks

Unit 3: Tools and Technology

2 weeks

Unit 4: Engine Components and Servicing

2 weeks


1week


2 weeks

Unit 7: Engine Tests and Measurements

2 weeks


2 weeks

Unit 9: Cooling Systems

2 weeks

Unit 10: Fuel Supply and Delivery

2 weeks

Board Approved – December 9, 2014 Arizona Department of Education - Career and Technical Education Standards Arizona’s College and Career Ready Standards – ELA Technical Subjects IT93 – Automotive Systems and Diagnostics


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IT93 – Auto II –Suggested Teaching Timeline

First Semester Second Semester

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

Unit 11: Electricity and Electronics

5.5 weeks


2 weeks


2 weeks

Unit 14: Exhaust and Emissions Systems

2 weeks


3 weeks

Unit 16: Steering, Suspension, Wheels and Tires

2.5 weeks




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Unit 1: Intro to Automotive Systems and Diagnostics

This unit provides students with an overview of the in-depth knowledge they will acquire while studying the brake, electrical/electronic, steering and suspension systems, and engine diagnosis.

Knowledge and Skills Arizona CTE Standards Resources

This unit will provide students exposure to the course content that will continue to be covered throughout the year, focusing on higher knowledge, diagnostic and repair skills, and more in-depth laboratory experiences related to: Knowledge:

brake systems

electrical/electronic systems

steering and suspension systems

engine diagnostics Skills:

Review each system’s components and prepare to apply knowledge in subsequent units for diagnostic and repair purposes

Note: In this second year program students will gain an increased understanding of automotive systems with the following units incorporating simulated lab experiences to teach diagnosis and repair skills. The first unit is an overview and explanation of the concepts that will be covered in depth throughout the year. Specific measurement criteria will be addressed in subsequent units during this course. 1.0 Evaluate performances 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

Formative, diagnostic and summative assessments

Computer lab

Textbook: Auto Fundamentals, Goodheart-Willcox

Teacher made worksheets and lab exercises

CDX, ALLDATA software

Industry produced videos

Simulators




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Unit 2: Safety

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


Knowledge: Personal safety and safety practices for

groups o Fire safety o Electrical hazards o Lift equipment (mechanical/

hydraulic/air)

MPS guidelines

OSHA, EPA, and MSDS o Storage, handling and disposal of

hazardous materials

Personal Protective Equipment (PPE) Skills:

Demonstrate personal and group safety practices

Recognize and avoid dangerous activities

Explain safety rules, EPA and OSHA regulations related to automotive technology

Note: The introduction to safety education required for this class is taught in this unit, yet there are safety components to all other units which will include safety education specific to the tools and equipment needed for each automotive system component.

District requirements are used as a basis for this unit as

there are no standards or measurement criteria currently available from ADE. As standards become available, they will be included.

District safety study guides and safety assessments or industry equivalent

Safety demos

Computer lab electronic resources: o Exam View o CDX o ALLDATA software




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Unit 3: Tools and Technology

Students will learn the appropriate and safe use and care of tools, the correct nomenclature, the correct application of hand and power tools, and the correct sizing and types of hardware.


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

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 performances 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 and CDX and AllData Software

Engine analyzer, code reader

Technical DVD’s

Syllabus

Formative and diagnostic assessments

Summative assessments




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Unit 4: Engine Components and Servicing Students will identify and understand the functions of internal combustion engine parts, and be able to diagnose and repair related common problems.


Knowledge:

The commonly used fuel types

Internal parts of the engine

The difference between rotary, two cycle and four cycle engines

Valve train components Skills:

Identify and describe the function of the parts of an engine

Explain engine operating principals

Describe the four stroke cycle and function of valve timing

Inspect the engine for fuel, oil, coolant and other leaks. Repair and replace as necessary.

Diagnose and repair common problems of internal combustion engines

Identify different fuel types and their uses

Inspect and test engine control system, adjust within specs

Inspect, test and service the positive crankcase ventilation (PCV) system

Inspect, test and service the exhaust gas recirculation (EGR) system

Analyze valves on engine with mechanical and hydraulic lifters and make necessary adjustments

Diagnose and perform common fastener and thread repairs

4.0 Implement general engine performance diagnosis and repair 4.1 Identify and interpret engine performance

concern; determine necessary action 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)

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

4.22 Inspect and test computerized engine control system sensors, powertrain control module (PCM, actuators, and circuits using a graphing multimeter (GMM)/digital storage oscilloscope (DSO); 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

4.50 Inspect and test electrical/electronic sensors, controls, and wiring of exhaust gas recirculation (EGR) systems; perform necessary action

4.58 Adjust valves on engines with mechanical or hydraulic lifters

4.62 Perform common fastener and thread repairs to include: remove broken bolt, restore internal and external threads, and repair internal threads with thread insert

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

Representative engine parts and components

Syllabus



Computer lab, CDX, ALLDATA, Exam View software

Simulators

Engine analyzer, code reader




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Students will further understand the functions of internal combustion engines and how each component enhances the efficiency and/or power of a particular engine design.


Knowledge:

The purpose of the material, shape, size and function of engines and engine components

Skills:

Describe engine part design

Understand exploded view drawings of an engine

Understand three dimensional view drawings of engine parts

Describe the reasons for the construction and purpose of engine components

Identify engine parts and systems variations

Evaluate the effect of aftermarket components on overall engine performance



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



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

Chapter 2 in text, Auto Fundamentals, Goodheart-Willcox

Representative engine parts and components

Syllabus



Computer lab, CDX, ALLDATA, and Exam View software




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Students will learn how engines and other propulsion systems operate.


Knowledge:

Methods of engine classification o cycle o cylinder number and arrangement o valve location o type of fuel or power supply o cooling system

Fundamental principles behind alternative fuel vehicle propulsion systems

Skills:

Compare 4 stroke/2 stroke cycle engines

Explain different engine classifications and designs

Describe operating principles of different engines and/or propulsion systems

Identify components of alternative vehicles propulsion types





Different types of engines and propulsion systems

Engine parts, used and new

Computer lab, ALLDATA and CDX software

Syllabus





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Unit 7: Engine Systems Tests and Measurements

Students will learn 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

Testing procedures for various components

Skills:

Read a micrometer and vernier scale

Calculate basic engine measurement problems

o Horsepower o Torque o Compression o Displacement o Foot-pounds o Cooling system pressure

Interpret engine analyzer test data

Analyze compression test data

Test and analyze fuel injector performance

Test PCV system

Test EGR system

Test air injection system (mechanical and electrical/electronic components)

4.0 Implement general engine performance diagnosis and

repair 4.1 Identify and interpret engine performance





4.5 Diagnose abnormal engine noise or vibration concerns; determine necessary action

4.11 Perform cylinder leakage test; determine necessary action

4.14 Verify engine operating temperature; determine necessary action

4.15 Perform cooling system pressure tests; check coolant condition; inspect and test radiator, pressure cap, coolant recovery tank, and hoses; perform necessary action

4.30 Inspect, test and service distributor. 4.41 Inspect and test fuel injectors 4.44 Perform exhaust system back-pressure test;

determine necessary action

Chapter 6 in text, Auto Fundamentals, Goodheart-Willcox

Syllabus


Precision measuring tools o micrometer o vernier scale, --calipers (inside and

outside) o torque wrench

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

Engine analyzer

Code reader

Compression tester

Multimeter




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Unit 7: Engine Systems Tests and Measurements (cont.)

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

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




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Students will understand the function of the engine lubrication system and all lubrication requirements for vehicles. Knowledge and Skills Arizona CTE Standards Resources

Knowledge:

How oil affects operating temperature

How the engine lubrication system functions

Suspension and frame lubrication locations

All 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

Perform a typical vehicle lubrication service

o Engine oil and filter o Transmission oil and filter o Suspension and frame o Brake system o Wheel bearings

Analyze and explain the advantages and disadvantages of synthetic and petroleum based lubricants

Perform the actions required by the following measurement criteria: 1.20, 1.29, 1.41, 1.42, 3.35, 3,40, 4.4, 4.46, 4.63.

1.0 Evaluate performances and implement brake repair

1.2 Research applicable vehicle and service information, such as brake system operation, vehicle service history, service precautions, and technical service bulletins

1.20 Remove, clean, and inspect brake shoes, springs, pins, clips, levers, adjusters/self-adjusters, other related brake hardware, and backing support plates; lubricate and reassemble

1.29 Reassemble, lubricate, and reinstall caliper, pads, and related hardware; seat pads, and inspect for leaks

1.41 Remove, clean, inspect, repack, and install wheel bearings and replace seals; install hub and adjust wheel bearings

1.42 Check parking brake cables and components for wear, rusting, binding, and corrosion; clean, lubricate, or replace as needed

3.0 Perform repairs to steering and suspension systems 3.35 Lubricate suspension and steering systems 3.40 Remove, inspect, and service or replace front

and rear wheel bearings 4.0 Implement general engine performance diagnosis and


concern; determine necessary action

Chapter 12 from text, Auto Fundamentals, Goodheart-Willcox

Syllabus


Representative lubrication system components

Grease guns, oil filling equipment, representative assortment of lubrication products

Computer lab, CDX, ALLDATA, Exam View, DVD’s



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Unit 8: Lubrication Systems (cont.)

Students will understand the function of the engine lubrication system and all lubrication requirements for vehicles. Knowledge and Skills Arizona CTE Standards Resources

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



4.46 Diagnose oil leaks, emissions, and drivability problems resulting from malfunctions in the positive crankcase ventilation (PCV) system; determine necessary action

4.63 Perform oil and filter change




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Unit 9: Cooling Systems

Students will learn the function of the cooling system and how to diagnose the problems related to that system.


Knowledge:

How coolant affects operating temperature

How the cooling system functions Skills:

Explain the parts of a cooling system

Analyze cooling system tests, check cooling system components and perform needed repairs

Remove cooling system thermostat, determine condition and replace if necessary

Perform the actions required by the following measurement criteria: 4.4, 4.15, 4.60

4.0 Implement general engine performance diagnosis and






4.15 Perform cooling system pressure tests; check coolant condition; inspect and test radiator, pressure cap, coolant recovery tank, and hoses; perform necessary action

4.60 Remove and replace thermostat 4.61 Inspect and test mechanical/electrical fans, fan

clutch, fan shroud/ducting, air dams, and fan control devices; perform necessary action


Syllabus


Representative cooling system components

Computer lab and software, DVD’s




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Unit 10: Fuel Supply and Delivery



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 mixtures

Advantages and disadvantages of turbochargers and superchargers

Skills:

Locate and identify components of fuel supply systems on different vehicles

Explain the function of fuel system components

Explain stoichiometric mixtures

Identify the basic parts and circuits of the carburetor

Explain the parts and function of a fuel injector system

Differentiate between the operating principles of the gasoline and diesel injection systems

Analyze and describe the differences between naturally aspirated and forced induction systems

4.0 Implement general engine performance diagnosis and repair 4.12 Diagnose engine mechanical, electrical,

electronic, fuel, and ignition concerns with an oscilloscope and/or engine diagnostic equipment; determine necessary action

4.17 Retrieve and record stored OBD I diagnostic trouble codes; clear codes

4.18 Retrieve and record stored OBD II diagnostic trouble codes; clear codes when applicable

4.19 Diagnose the causes of emissions or drivability concerns resulting from malfunctions in the computerized engine control system with stored diagnostic trouble codes

4.20 Diagnose emissions or drivability concerns resulting from malfunctions in the computerized engine control system with no stored diagnostic trouble codes; determine necessary action

4.23 Obtain and interpret scan tool data 4.24 Access and use service information to perform

step-by-step diagnosis 4.25 Diagnose drivability and emissions problems

resulting from malfunctions of interrelated systems (cruise control, security alarms, suspension controls, traction controls, A/C, automatic transmissions, non-OEM-installed accessories, or similar systems); determine necessary action

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

Assortment of fuel system circuits and components

Computer lab, CDX, ALLDATA software

Syllabus


Engine analyzer

Code reader

Multimeter




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Unit 10: Fuel Supply and Delivery (cont.)



Perform the actions required by the following measurement criteria: 4.12, 4.17, 4.18, 4.19, 4.20, 4.23, 4.24, 4.25, 4.35, 4,36, 4.37, 4.38, 4.40, 4.41, 4.42.

4.35 Diagnose hot or cold no-starting, hard starting, poor drivability, incorrect idle speed, poor idle, flooding hesitation, surging, engine misfire, power loss, stalling, poor mileage, dieseling, and emissions problems on vehicles with injection-type fuel systems; determine necessary action

4.36 Check fuel for contaminants and quality; determine necessary action

4.37 Inspect and test fuel pumps and pump control systems for pressure, regulation and volume; perform necessary action

4.38 Replace fuel filters 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 4.42 Check idle speed




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Unit 11: Electricity and Electronics



Knowledge:

Voltage, Current, Resistance, Power, Ohms Law, Watts Law, Induction solenoids, relays and electric motors

Skills:

Calculate Ohms Law and Watts Law problems

Name the values used to measure 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

Understand static induction

Perform the actions required by the following measurement criteria:1.14, 1.44, 1.45, 1.51, 1.55, 2.1, 2.2., 2.3, 2.4, 2.5, 2.5, 2.6, 2.10, 2.17, 2.19, 2.21, 2.24, 2.26, 2.31, 2.32, 2.33, 2.34, 2.35, 2.36.2.38, 2.38, 2.39,2.40, 2.41, 2.43, 2.44, 2.45, 2.47, 2.48, 2.49, 2.50, 2.51, 2.53, 2.54, 2.55, 2.56, 2.59, 2.61, 2.62, 3.22, 3.41, 4.12, 4.19, 4.25, 4.26, 4.29, 4.30,4.31, 4,32, 4.33, 4,34, 4.39, 4.47, 4.53, 4.61

Note: This is the longest unit of this course by necessity. Electricity and electronics are present to some degree in most of the systems of today’s vehicles. There will also be considerable overlap with other units as the different systems are introduced.

1.0 Evaluate performances and implement brake repair

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

1.44 Check operation of parking brake indicator light system

1.45 Check operation of brake stop light system; determine necessary action.

1.51 Diagnose antilock brake system (ABS) electronic control(s) and components using self-diagnosis and/or recommended test equipment; determine necessary action

1.55 Test, diagnose and service ABS speed sensors, toothed ring (tone wheel), and circuits using a graphing multimeter (GMM)/digital storage oscilloscope (DSO) (includes output signal, resistance, shorts to voltage/ground, and frequency data)

2.0 Evaluate and implement repairs to electrical/electronic systems 2.1 Identify and interpret electrical/electronic system


information, such as electrical/electronic system operation, vehicle service history, service precautions, and technical service bulletins


Text chapter 7, Auto Fundamentals, Goodheart-Willcox

Assortment of electrical and electronic components

Computer lab, CDX, EKI, ALLDATA software

Calculators

Syllabus


Engine analyzer

Code reader

Multimeter



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Unit 11: Electricity and Electronics (cont.)



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 multimeter (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

2.17 Repair connectors and terminal ends 2.19 Perform solder repair of electrical wiring 2.21 Perform battery state-of-charge test; determine

necessary action 2.24 Inspect, clean, fill, and replace battery 2.26 Inspect and clean battery cables, connectors,

clamps, and hold-downs; repair or replace as needed

2.31 Perform starter current draw tests; determine necessary action

2.32 Perform starter circuit voltage drop tests; determine necessary action

2.33 Inspect and test starter relays and solenoids; determine necessary action

2.34 Remove and install starter in a vehicle. 2.35 Inspect and test switches, connectors, and wires

of starter control circuits; perform necessary action

2.36 Differentiate between electrical and engine mechanical problems that cause a slow-crank or no-crank condition



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2.37 Perform charging system output test; determine

necessary action 2.38 Diagnose charging system for the cause of undercharge, no-charge, and overcharge conditions 2.39 Inspect, adjust, or replace generator, alternator 2.40 Remove, inspect, and install generator

(alternator) 2.41 Perform charging circuit voltage drop tests;

determine necessary action 2.43 Inspect, replace, and aim headlights and bulbs 2.44 Inspect and diagnose incorrect turn signal or

hazard light operation; perform necessary action 2.45 Identify system voltage and safety precautions

associated with high intensity discharge headlights

2.47 Inspect and test connectors, wires, and printed circuit boards of gauge circuits; determine necessary action

2.48 Diagnose the cause of incorrect operation of warning devices and other driver information systems; determine necessary action

2.49 Inspect and test sensors, connectors, and wires of electronic instrument circuits; determine necessary action

2.50 Diagnose incorrect horn operation; perform necessary action

2.51 Diagnose incorrect wiper operation; diagnose wiper speed control and park problems; perform necessary action Diagnose incorrect washer operation; perform necessary action

2.53 Diagnose incorrect operation of motor-driven accessory circuits; determine necessary action

2.54 Diagnose incorrect heated glass, mirror and seat operation; determine necessary action



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Knowledge and Skills Arizona CTE Standards Resources 2.55 Diagnose incorrect electric lock operation;

determine necessary actionDiagnose incorrect electric lock operation; determine necessary action

2.56 Diagnose incorrect operation of cruise control systems; determine necessary action

2.59 Diagnose radio static and weak, intermittent, or no radio reception; determine necessary action

2.60 Remove and reinstall door panel 2.61 Diagnose body electronic system circuits using a

scan tool; determine necessary action 2.62 Check for module communication (including

CAN/BUS systems) errors using a scan tool 3.0 Perform repairs to steering and suspension systems

3.22 Test and diagnose components of electronically controlled steering systems using a scan tool; determine necessary action

3.41 Test and diagnose components of electronically controlled suspension systems using a scan tool; determine necessary action

4.0 Implement general engine performance diagnosis and repair 4.12 Diagnose engine mechanical, electrical,

electronic, fuel, and ignition concerns with an oscilloscope and/or engine diagnostic equipment; determine necessary action




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4.25 Diagnose drivability and emissions problems


4.26 Perform active tests of actuators using scan tool; determine necessary action


4.30 Inspect, test and service distributor 4.31 Inspect and test ignition system secondary circuit

wiring and components; perform necessary action

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

4.34 Inspect and test ignition system pick-up sensor or triggering devices; perform necessary action

4.39 Inspect and test cold enrichment system and components; perform necessary action


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

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



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Students will learn the components of the ignition system, how induction is used to create high voltage from low voltage, the methods used to break the primary current, and understand diagnosis, tune-up intervals, and servicing.


Knowledge:

Principals of induction

Breaker points, electronic ignition, direct ignition, cam position sensors

Spark advance mechanisms

Spark plug types

Secondary ignition systems Skills:

Demonstrate why battery voltage must be increased

Prepare an illustration of the primary and secondary circuits of an ignition system

Describe the construction of each ignition system component

List the differences between breaker point and distributor-less ignitions

Perform the actions required by the following measurement criteria: 2.1, 4.2, 4.12, 4.27, 4.28, 4.29, 4.30, 4.31, 4.32, 4.33, 4.34 .

2.0 Evaluate and implement repairs to electrical/electronic

systems 2.1 Identify and interpret electrical/electronic system




2.62 Check for module communication (including CAN/BUS systems) errors using a scan tool

4.0 Implement general engine performance diagnosis and repair 4.2 Research applicable vehicle and service


4.12 Diagnose engine mechanical, electrical, electronic, fuel, and ignition concerns with an oscilloscope and/or engine diagnostic equipment; determine necessary action

Text chapter 8, Auto Fundamentals, Goodheart-Willcox

Assortment of ignition system components

Computer lab, CDX, ALLDATA, and EKI software

Syllabus


Engine analyzer

Code reader

Multimeter

Scan tool



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Unit 12: Ignition Systems (cont.)

Students will learn the components of the ignition system, how induction is used to create high voltage from low voltage, the methods used to break the primary current, and understand diagnosis, tune-up intervals, and servicing.

Knowledge and Skills Arizona CTE Standards Resources .

4.27 Diagnose ignition system related problems such as non-starting, hard starting, engine misfire, poor drivability, spark knock, power loss, poor mileage, and emissions concerns on vehicles with electronic ignition (distributor-less) systems; determine necessary action

4.28 Diagnose ignition system related problems such as no-starting, hard starting, engine misfire, poor drivability, spark knock, power loss, poor mileage, and emissions concerns on vehicles with distributor ignition (DI) systems; determine necessary action


4.30 Inspect, test and service distributor 4.31 Inspect and test ignition system secondary circuit

wiring and components; perform necessary action

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

4.33 Check and adjust ignition system timing and timing advance/retard (where applicable)

4.34 Inspect and test ignition system pick-up sensor or triggering devices; perform necessary action



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Knowledge:

Testing and servicing battery, charging and starting system components

Replace and repair battery, charging and starting system components

Proper procedure for jump starting a car

Starter safety circuits

Charging and starting system components

Process to start a car with a dead battery

Skills:

Describe use of a load tester

Describe servicing of battery, charging and starting system components

Describe the process for using a battery charger

Determine alternator output using a voltmeter

Perform the actions required by the following measurement criteria: 2.6, 2.8, 2.9, 2.21, 2.22, 2.23, 2.24, 2.25, 2.26, 2.27, 2.31,2.32, 2.33 2.34, 2.35, 2.37, 2.38, 2.39, 2.40, 2.41

2.0 Evaluate and implement repairs to electrical/electronic systems 2.1 Identify and interpret electrical/electronic system




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

2.8 Measure source voltage and perform voltage drop tests in electrical/electronic circuits using a voltmeter; determine necessary action

2.9 Measure current flow in electrical/electronic circuits and components using an ammeter; determine necessary action

2.21 Perform battery state-of-charge test; determine necessary action

2.22 Perform battery capacity test; confirm proper battery capacity for vehicle application; determine necessary action

2.23 Maintain or restore electronic memory functions 2.24 Inspect, clean, fill, and replace battery 2.25 Perform slow/fast battery charge 2.26 Inspect and clean battery cables, connectors,

clamps, and hold-downs; repair or replace as needed

CDX, ALLDATA, and EKI software

Repair manual

Syllabus


Engine analyzer

Code reader

Multimeter

Battery tester

Battery charger



27

Unit 13: Battery, Charging and Starting Systems (cont.)



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

2.31 Perform starter current draw tests; determine necessary action

2.32 Perform starter circuit voltage drop tests; determine necessary action

2.33 Inspect and test starter relays and solenoids; determine necessary action

2.34 Remove and install starter in a vehicle 2.35 Inspect and test switches, connectors, and wires

of starter control circuits; perform necessary action

2.37 Perform charging system output test; determine necessary action

2.38 Diagnose charging system for the cause of undercharge, no-charge, and overcharge conditions

2.39 Inspect, adjust, or replace generator, alternator 2.40 Remove, inspect, and install generator

(alternator) 2.41 Perform charging circuit voltage drop tests;

determine necessary action



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Unit 14: Exhaust and Emissions Systems



Knowledge:

The purpose of the exhaust and emission control system components

Function of all components of the exhaust and emission control systems

Why emission control systems are needed Skills:

Locate exhaust and emissions systems components

Perform the actions required by the following measurement criteria: 4.6, 4.13, 4.19, 4.20, 4.23, 4.25, 4.27,4.28, 4.35, 4.43, 4.44, 4.47, 4.48, 4.49, 4.50, 4.51, 4.52, 4.53, 4.54, 4.55, 4.56, 4.57





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

4.13 Prepare 4 or 5 gas analyzer; inspect and prepare vehicle for test, and obtain exhaust readings; interpret readings, and determine necessary action


4.20 Diagnose emissions or drivability concerns resulting from malfunctions in the computerized engine control system with no stored diagnostic trouble codes; determine necessary action

4.23 Obtain and interpret scan tool data 4.25 Diagnose drivability and emissions problems


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

Assortment exhaust and emissions system components

Computer lab, CDX, and ALLDATA software

Syllabus


Engine analyzer

Code reader

Multimeter

Scan tool



29

Unit 14: Exhaust and Emissions Systems (cont.)



4.27 Diagnose ignition system related problems such

as non-starting, hard starting, engine misfire, poor drivability, spark knock, power loss, poor mileage, and emissions concerns on vehicles with electronic ignition (distributorless) systems; determine necessary action

4.28 Diagnose ignition system related problems such as no-starting, hard starting, engine misfire, poor drivability, spark knock, power loss, poor mileage, and emissions concerns on vehicles with distributor ignition (DI) systems; determine necessary action

4.35 Diagnose hot or cold no-starting, hard starting, poor drivability, incorrect idle speed, poor idle, flooding hesitation, surging, engine misfire, power loss, stalling, poor mileage, dieseling, and emissions problems on vehicles with injection-type fuel systems; 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

4.44 Perform exhaust system back-pressure test; determine necessary action.

4.46 Diagnose oil leaks, emissions, and drivability problems resulting from malfunctions in the positive crankcase ventilation (PCV) system; determine necessary action




30

Unit 14: Exhaust and Emissions Systems (cont.)



4.48 Diagnose emissions and drivability problems caused by malfunctions in the exhaust gas recirculation (EGR) system; determine necessary action. Inspect, test, service and replace components of the EGR system, including EGR tubing, exhaust passages, vacuum/pressure controls, filters and hoses; perform

4.50 Inspect and test electrical/electronic sensors, controls, and wiring of exhaust gas recirculation (EGR) systems; perform necessary action

4.51 Diagnose emissions and drivability problems resulting from malfunctions in the secondary air injection and catalytic converter systems; determine 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 4.55 Diagnose emissions and drivability problems

resulting from malfunctions in the evaporative emissions control system; determine necessary action

4.56 Inspect and test components and hoses of evaporative emissions control system; perform necessary action

4.57 Interpret evaporative emission related diagnostic trouble codes (DTCs); determine necessary action



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Students will learn the difference between drum and disk brakes, understand ABS braking systems and mechanical, hydraulic, and power brake systems, as well as how to diagnose problems with each.


Knowledge:

Hydraulic theory, leverage, Pascal’s Law, Antilock brakes, disk and drum brakes, power and mechanical brake systems, master cylinder, wheel cylinder and caliper functions

How changing tires and wheel sizes 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 principals of vacuum power brakes

Describe the function of an Antilock Brake System

List safety hazards and precautions in brake system repairs

Perform the actions required by the following measurement criteria:1.4, 1.5, 1.6, 1.9, 1.10, 1.11, 1.14, 1.15, 1.17, 1.18, 1.19, 1.20, 1.21, 1.22, 1.23, 1.24, 1.25, 1.26, 1.27, 1.28, 1.29, 1.30, 1.31, 1.32, 1.33

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

determine necessary action 1.2 Research applicable vehicle and service

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

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)

1.5 Measure brake pedal height; determine necessary action

1.6 Check master cylinder for internal and external leaks and proper operations; determine necessary action

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

1.10 Fabricate and/or install brake lines (double flare and ISO types); replace hoses, fittings, and supports as needed

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

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

1.15 Bleed (manual, pressure, vacuum or surge) brake system

1.17 Diagnose and determine action on poor stopping, noise, pulling, grabbing, dragging or pedal pulsation concerns


Assortment of brake system components

Brake lathes o On-car o Off-car

Syllabus


Computer lab, CDX, and ALLDATA software



32

Unit 15: Brake Systems (cont.)

Students will learn the difference between drum and disk brakes, understand ABS braking systems and mechanical, hydraulic, and power brake systems, as well as how to diagnose problems with each.

Knowledge and Skills Arizona CTE Standards Resources 1.18 Remove, clean (using proper safety procedures),

inspect, and measure brake drums; determine necessary action

1.19 Refinish brake drum 1.20 Remove, clean, and inspect brake shoes,

springs, pins, clips, levers, adjusters/self-adjusters, other related brake hardware, and backing support plates; lubricate and reassemble

1.21 Remove, inspect, and install wheel cylinders 1.22 Pre-adjust brake shoes and parking brake before

installing brake drums and drum/hub assemblies and wheel bearings

1.23 Install, check, and adjust wheel, torque lug nuts 1.24 Diagnose poor stopping, noise, pulling, grabbing,

dragging or pedal pulsation concerns; determine necessary action

1.25 Remove caliper assembly from mountings; clean and inspect for leaks and damage to caliper housing; determine necessary action

1.26 Clean and inspect caliper mounting and slides for wear and damage; determine necessary action

1.27 Remove, clean, and inspect pads and retaining hardware; determine necessary action

1.28 Disassemble and clean caliper assembly; inspect parts for wear, rust, scoring, and damage; replace seal, boot, and damaged or worn parts

1.29 Reassemble, lubricate, and reinstall caliper, pads, and related hardware; seat pads, and inspect for leaks

1.30 Clean, inspect, and measure rotor with a dial indicator and a micrometer; follow manufacturer’s recommendations in determining need to machine or replace



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Unit 16: Steering, Suspension, Wheels and Tires

Students will understand the functions and relationships between the steering, suspension, wheels and tires, and how to diagnose problems in each system along with the effect of after-market components on performance and drivability.


Knowledge:

Rack and pinion vs. pitman arm steering

Tire construction and size nomenclature

Wheel construction including materials

Shock absorber vs McPherson struts and functions

Components of the steering system

Components of the suspension system Skills:

Identify steering system and suspension components

Decipher tire / wheel size designations

Describe basic wheel rim design and construction

Perform the actions required by the following measurement criteria: 3.6, 3.7, 3.8, 3.9, 3.10, 3.11, 3.12, 3.13, 3.14, 3.15, 3.16, 3.17,3.18, 3.19, 3.20, 3.21, 3.25, 3.26, 3.27, 3.28, 3.29, 3.30, 3.31, 3.32, 3.34, 3.35, 3.38, 3.39, 3.40, 3.44, 3.45, 3.55, 3.56, 3.57, 3.58, 3.59, 3.60, 3.61, 3.62, 3.63, 3.64, 3.65, 3.66

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


information, such as suspension and steering system operation, vehicle service history, service precautions, and technical service bulletins

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

3.6 Diagnose steering column noises, looseness, and binding concerns (including tilt mechanisms); determine necessary action

3.7 Diagnose power steering gear (non-rack and pinion) binding, uneven turning effort, looseness, hard steering, and fluid leakage concerns; determine necessary action

3.8 Diagnose power steering gear (rack and pinion) binding, uneven turning effort, looseness, hard steering, and fluid leakage concerns; determine necessary action

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

3.13 Determine proper steering fluid type; inspect power steering fluid levels and condition

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

Assortment of steering system and suspension components

Assortment of tires and wheel

Computer lab, CDX, ALLDATA software

Syllabus, formatives, diagnostic assessments, summative assessments



34

Unit 16: Steering, Suspension, Wheels and Tires (cont.)



3.14 Flush, fill, and bleed power steering system 3.15 Diagnose power steering fluid leakage; determine

necessary action 3.16 Remove, inspect, replace, and adjust power

steering pump belt 3.17 Remove and reinstall power steering pump 3.18 Remove and reinstall power steering pump

pulley; check pulley and belt alignment 3.19 Inspect and replace power steering hoses and

fittings 3.20 Inspect and replace pitman arm, relay

(centerlink/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

3.25 Diagnose short and long arm suspension system noises, body sway, and uneven riding height concerns; determine necessary action

3.26 Diagnose strut suspension system noises, body sway, and uneven riding height concerns; determine necessary action

3.27 Remove, inspect, and install upper and lower control arms, bushings, shafts, and rebound bumpers

3.28 Remove, inspect and install strut rods (compression/tension) and bushings

3.29 Remove, inspect, and install upper and/or lower ball joints

3.30 Remove, inspect, and install steering knuckle assemblies

3.31 Remove, inspect, and install short and long arm suspension system coil springs and spring insulators

3.32 Remove, inspect, install, and adjust suspension system torsion bars; inspect mounts



35



Knowledge and Skills Arizona CTE Standards Resources 3.33 Remove, inspect, and install stabilizer bar

bushings, brackets, and links 3.34 Remove, inspect, and install strut cartridge or

assembly, strut coil spring, insulators (silencers), and upper strut bearing mount

3.35 Lubricate suspension and steering systems 3.38 Remove, inspect, and install strut cartridge or

assembly, strut coil spring, and insulators (silencers)

3.39 Inspect, remove, and replace shock absorbers 3.40 Remove, inspect, and service or replace front

and rear wheel bearings 3.44 Perform prealignment inspection; perform

necessary action 3.45 Measure vehicle riding height; determine

necessary action 3.55 Diagnose tire wear patterns; determine

necessary action 3.56 Inspect tires; check and adjust air pressure 3.57 Diagnose wheel/tire vibration, shimmy, and

noise; determine necessary action. 3.58 Rotate tires according to manufacturer’s

recommendations 3.59 Measure wheel, tire, axle, and hub run out;

determine necessary action 3.60 Diagnose tire pull (lead) problem; determine

necessary action 3.61 Balance wheel and tire assembly (static and

dynamic) 3.62 Dismount, inspect, repair, and remount tire on

wheel 3.63 Dismount, inspect, and remount tire on wheel

equipped with tire pressure sensor. 3.64 Reinstall wheel; torque lug nuts



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Knowledge and Skills Arizona CTE Standards Resources 3.65 Inspect tire and wheel assembly for air loss;

perform necessary action 3.66 Repair tire using internal patch


automotive technologies units and understanding statements · 2014. 12. 16. · career and...

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