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This course has been changed from the previous catalog, the changed field(s) are highlighted in red:

 Course Title:   Drivability I

 Title Abbreviation:   DRIVABILITY I

 Department:    AT

 Course #:    210

 Credits:    7

 Variable:     No

 IUs:    9.25

 CIP:    470604

 EPC:    712

 REV:    2017

 Course Description  

Diagnosis and repair of automotive fuel delivery systems including throttle body, port, and direct injection. Emission control systems, computer controls, and operation of diagnostic equipment included.


Prerequisite or concurrent enrollment: AT 100 or 107; AT 133, 205, and 212.

Additional Course Details

Contact Hours (based on 11 week quarter)

Lecture: 44

Lab: 77

Other: 0

Systems: 0

Clinical: 0

Intent: Distribution Requirement(s) Status:  

Vocational Preparatory Required for ATA degree, Required for certificate  

Equivalencies At Other Institutions

Other Institution Equivalencies Table
Institution Course # Remarks

Learning Outcomes

After completing this course, the student will be able to:

  1. Understand fire and carbon monoxide hazards as well as general safety.
  2. Perform on-the-vehicle diagnosis and repair of fuel delivery systems.
  3. Properly utilize repair manuals and service information.
  4. Perform on-the-vehicle diagnosis and repair of emission control systems.
  5. Determine appropriate fuel and emission service by following a systematic diagnostic procedure.
  6. Understand 5-gas emission analysis, and be able to utilize this understanding to correctly diagnose and repair engine, ignition, and fuel systems.
  7. Perform on-the-vehicle diagnosis and repair of carburetors and their supporting systems.
  8. Perform system performance checks on throttle body and port injection systems and be able to diagnose and repair these systems.
  9. Repair all assemblies to manufacture's specifications of tolerances and fit.
  10. Demonstrate understanding of theory of operation of the following:
    • Fuel delivery systems; manual, electrical, and computer controlled.
    • The five tailpipe emissions: CO, HC, CO2, O2, NOX.
    • Emission control devices including: PCV, EGR, AIR, EVAP, and CAT. CONV.
    • Six circuits of the carburetor; and computer controlled carburetion.
    • Basic computer feedback - open loop/closed loop.
    • Throttle body injection; port fuel injection.
    • Forced induction systems.

General Education Learning Values & Outcomes

Revised August 2008 and affects outlines for 2008 year 1 and later.

2. Critical Thinking

Definition: The ability to think critically about the nature of knowledge within a discipline and about the ways in which that knowledge is constructed and validated and to be sensitive to the ways these processes often vary among disciplines.

Outcomes: Students will be able to . . .
2.3 Identify, interpret, and evaluate pertinent data and previous experience to reach conclusions.

3. Communication

Definition: Understanding and producing effective written, spoken, visual, and non-verbal communication.

Outcomes: Students will be able to . . .
3.1 Recognize, read, and comprehend academic and/or professional writing.

6. Individual Awareness & Responsibility

Definition: Understanding, managing, and taking responsibility for one’s learning and behavior in varied and changing environments.

Outcomes: Students will be able to . . .
6.2 Demonstrate standards of professionalism in manner, appearance, and setting appropriate to the context, including the classroom, workplace, and community.

10. Technology

Definition: Understanding the role of technology in society and using technology appropriately and effectively.

Outcomes: Students will be able to . . .
10.3 Use technology appropriate to the context and task to effectively retrieve and manage information, solve problems, and facilitate communication.

Course Contents

  1. Fuels and fuel delivery systems, and fuel system service.
  2. Exhaust emissions; five-gas analysis and diagnosis.
  3. EGR and evaporative emission controls.
  4. Catalytic converters.
  5. PCV, vacuum, and manifold heat controls.
  6. Carburetion and principles of operation.
  7. Throttle body injection.
  8. Port fuel injection - OBD II.
  9. Direct Injection