Dec 26, 2024  
2022-2023 Course Catalog 
    
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2022-2023 Course Catalog [ARCHIVED CATALOG]

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AST 2045 - Computerized Engine Control

Credits: 4
Hours/Week: Lecture 2 Lab 4
Course Description: This course covers the fundamentals of the microcomputer system used to control the automotive engine. Concepts covered include: central processing, memory/storage devices, input/output devices, adaptive strategy, and on-board diagnostics. Computer scanners will be used to test and analyze the engine control computer system. Students must be able to perform physical tasks to complete course requirements.
MnTC Goals
None

Prerequisite(s): AST 2035  and instructor consent.
Corequisite(s): None
Recommendation: None

Major Content
  1. Overview of computerized engine control
  2. Actuators or Outputs
    1. Solenoids
    2. Relays
    3. Motors
    4. Light Bulbs
    5. Generator Field
    6. Coil on Plug
  3. Sensors or Inputs
    1. Thermistors
    2. Potentiometers
    3. Rheostats
    4. Switches
    5. Pressure sensors
    6. Piezo electric devices
    7. Oxygen sensors
    8. Position sensors
  4. Computer Components
    1. Microprocessor
    2. RAM
    3. ROM
    4. EEPROM
    5. Clock
    6. High/Low side drivers
  5. Data Stream
    1. Communications protocol
    2. Bit
    3. Byte
    4. Baud Rate
    5. Can Bus
  6. Software updates
    1. Reflashing Modules
  7. Computer Scan Tools
    1. Practice using various scan tools to diagnose problems
  8. NATEF Tasks
    1. Completion of NATEF tasks associated with course.
  9. Safety
    1. General Shop
    2. Precautions relative to course.

Learning Outcomes
At the end of this course students will be able to:

  1. describe safety precautions associated with course.
  2. describe the operation of a computerized engine control system.
  3. identify computer inputs and outputs.
  4. interpret computerized engine control wiring diagrams.
  5. locate computer system components.
  6. identify common computer electronic components.
  7. identify the diagnostic functions of a typical scan tool.
  8. interpret computer data using a scan tool.
  9. test sensors and actuators circuits.
  10. perform NATEF tasks when testing engine control computer systems.

Competency 1 (1-6)
None
Competency 2 (7-10)
None


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