Understanding Automotive Technology and Repair Volume 3
Interactive Training Series

Audience:		Anyone interested in pursuing a career or furthering their career as an Automotive Technician.
Average Training Time:		2 to 3 hours per volume NOTE
Format/ Product Code:		CD-ROM (MPEG Video)/ DLMRATR
Produced by:		Delmar Thompson Learning

TOPICS
This volume presents interactive instruction covering the following topical areas:

Understanding the Automotive Engine

• Cylinder Block and Pistons
• Crankshaft
• Cylinder Head
• Camshaft
• Four-Stroke Cycle
• Lubrication System
• Cooling System
• Review of Understanding The Automotive Engine

How to Diagnose Engine Mechanical Problems

• Basic Diagnostic Questions
• Road Test
• Cylinder Balance Test
• Compression Test
• Leakage Test
• Engine Noise
• Oil Leaks
• Black Light Detection
• Review of How to Diagnose Engine Mechanical Problems

Understanding Automobile Engine Performance

• Electronic Fuel Injection
• Powertrain Control Module
• Open Loop and Closed Loop
• Stoichiometric Ratio
• Oxygen Sensor
• Catalytic Converter
• Pollutants
• NOx
• Review of Understanding Automobile Engine Performance

How to Diagnose Automobile Engine Problems

• Verify the Complaint
• On Board Diagnostics
• Lean Exhaust Condition
• Propane Enrichment
• Oxygen Sensor Test
• Emission Testing
• CO2 and O2
• Review of How to Diagnose Automobile Engine Problems

PERFORMANCE OBJECTIVES
This course will measure mastery on each of the following performance objectives. Upon completion, workers will be able to...

Know the parts that make up an engine

1. Recall engine blocks are made of aluminum.
2. Explain how the crankshaft rotates.
3. Identify where the combustion chambers are located.
4. Compare the camshaft to the crankshaft.

Understand how the parts of engines work together

1. Describe what happens during the intake stroke of the combustion cycle.
2. Explain what happens during the compression stroke of the combustion cycle.
3. Explain what happens during the power stroke of the combustion cycle.
4. Explain what happens during the exhaust stroke of the combustion cycle.
5. Explain how the lubrication system reduces engine heat.
6. Explain how the cooling system reduces engine heat.
7. Recall how the water pump is driven.

Know how to diagnose driveability problems

1. Identify when to perform a 'cylinder balance' test.
2. Identify when to perform a 'compression' test.
3. Interpret compression test results.
4. Explain why a leakage test is done.
5. Interpret leakage test results.

Know how to diagnose engine noises

1. Determine what type of noise exists.
2. Determine when the noise occurs.
3. Determine the frequency and location of the noise.
4. Determine if the noise is abnormal.

Know how to locate oil leaks

1. Describe how to diagnose an oil leak.
2. Identify oil and fluid color.
3. Recognize the importance of working with a clean engine.
4. Explain 'black light' detection.

Understand how Electronic Fuel Injection systems work

1. Explain purpose of EFI systems.
2. Describe how EFI systems work.
3. Identify normal PCM operation.
4. Explain how Oxygen Sensors work.

Understand how Catalytic Converters control pollution

1. Explain the role the catalytic converter plays in the vehicle's exhaust system.
2. Recall that all EFI systems use a three-way catalytic converter.
3. Recall the temperature when NOX is formed.

Know how to diagnose a driveability complaint

1. Recall the questions to ask in a customer interview
2. Explain why a scan tool is used.
3. Identify the steps in a through underhood inspection.
4. Explain how a DTC is defined.
5. Determine if the Oxygen sensor is working.

Understand emissions testing

1. Explain what gas analyzers do.
2. Explain how to use a gas analyzer.
3. Interpret the results of a gas analyzer test.

More information on the Automotive Technology and Repair series

Series Overview

Volume 1

Volume 2

Volume 4

Volume 5

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