AMST 2216

Engine Performance

Credits: 2

Description: This course will study the many electronic control systems used on today's passenger cars and light trucks. Examples: fuel injection, distributorless ignition, transmission controls, emission controls, and the new second generation OBD-II strategy. Prerequisite(s): AMST2204, 2214

Credit Breakdown: 1/1/0 (Lecture/Lab/On the job training)

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Outline

This course should help you gain the following abilities and competencies.

Prerequisites

Core Abilities

1. Demonstrate thinking/active learning skills.
2. Demonstrate technology skills.

Competencies

1. Describe the simple preliminary tests that should be performed at the start of the diagnostic process.
2. Explain the purpose and function of onboard computers.
3. List the various parts of an automotive computer.
4. Explain the purpose and function of onboard diagnosis.
5. Access global OBDII on a scan tool.
6. Explain how to convert raw OBDII numbers to usable data.
7. Explain how to set a digital meter to read voltage, resistance, and current.
8. Interpret meter and scope readings and compaire to factory specifications.
9. Use a digital storage oscilloscope to measure voltage signals.
10. Explain the time base and volts per division settings on a oscilloscope.
11. Describe the procedure used to check for spark.
12. List the steps necessary to check and/or adjust ignition timing on engines equipped with a distributor.
13. Describe how to test the ignition system using an oscilloscope.
14. Explain the purpose and function of the engine coolant temperature (ECT) and intake air temperature (IAT) sensors.
15. Describe how to test temperature sensors.
16. Discuss how throttle position, manifold absolute pressure, mass air flow, and oxygen sensors work.
17. List the methods that can be used to test throttle position, manifold absolute pressure, mass air flow, and oxygen sensors.
18. Describe the symptoms of a failed throttle postion, manifold absolute pressure, mass air flow, and oxygen sensors.
19. Explain the purpose and function of fuel trim.
20. Discuss the difference between speed density and mass air flow fuel control.
21. Describe how knowing the volumetric efficiency can help diagnose engine performance concerns.
22. Describe how a port fuel injection system works.
23. Describe how to test fuel injectors.
24. Explain how to diagnosis electronic fuel injection problems.
25. Discuss how the exhaust gas recirculation system is tested under OBDII regulations.
26. List the visual checks to determin engine condition.
27. Discuss engine noise and its relation to engine condition.
28. List the possible causes of an engine performance problem based on its symptoms.

Guidelines for Success

ADA

In compliance with the Americans with Disabilities Act, learners are encouraged to register with the Learning Services Director in the Learning Enrichment Center for assistance with accommodations. It is the learner's responsibility to voluntarily and confidentially disclose information regarding the nature and extent of a disability. The college cannot assume responsibility for providing accommodations or services to learners who have not identified themselves as having a qualifying disability.¿¿CrLf¿¿¿¿CrLf¿¿