Diesel I

I.     Course Prefix/Number: ATA 118

       Course Name: Diesel I

       Credits: 3 (2 lecture; 2 lab)

II.    Prerequisite

ATA 111 or ELT 101 or equivalent. Interview with and consent of department chair.

III.   Course (Catalog) Description

Course studies fundamentals of light/medium duty vehicles. Topics include safety, basic diesel engine operation, engine component terminology, cooling and lubrication systems, and air induction.

IV.   Learning Objectives

After completing the course, the student should be able to:

  1. Explain and abide by the safety rules set forth for working in a shop.
  2. Navigate a digital multi-meter for basic electrical procedures.
  3. Identify and describe the operation and stages of diesel combustion.
  4. Define and identify the internal/external components of the diesel engine, also the cylinder head and valve train.
  5. Describe the 4 categories of noxious emissions produce and how to reduce them.
  6. Explain the purpose of the diesel engine cooling and lubrication systems.
  7. Follow preventative maintenance schedules and understand the importance of them.
  8. Describe the types, construction, and applications of air induction and crankcase ventilation.

V.    Academic Integrity and Student Conduct

Students and employees at Oakton Community College are required to demonstrate academic integrity and follow Oakton's Code of Academic Conduct. This code prohibits:

• cheating,
• plagiarism (turning in work not written by you, or lacking proper citation),
• falsification and fabrication (lying or distorting the truth),
• helping others to cheat,
• unauthorized changes on official documents,
• pretending to be someone else or having someone else pretend to be you,
• making or accepting bribes, special favors, or threats, and
• any other behavior that violates academic integrity.

There are serious consequences to violations of the academic integrity policy. Oakton's policies and procedures provide students a fair hearing if a complaint is made against you. If you are found to have violated the policy, the minimum penalty is failure on the assignment and, a disciplinary record will be established and kept on file in the office of the Vice President for Student Affairs for a period of 3 years.

Please review the Code of Academic Conduct and the Code of Student Conduct, both located online at

VI.   Sequence of Topics

  • Safety
  • Electrical
  • Diesel engine operating principles
  • Diesel engine emissions
  • Cylinder components
  • Diesel engine cylinder block/engine terminology
  • Cylinder head and valve train terminology
  • Preventative Maintenance
  • Cooling and Lubrication Systems

VII.  Methods of Instruction

Students will be evaluated by quiz/tests, attendance and lab performance.

90 – 100 A
80 – 89 B
70 – 79 C
60 – 69 D
0 – 59 F

Course may be taught as face-to-face, hybrid or online course.

VIII. Course Practices Required

Course will be taught as face-to-face. There will be lectures and audiovisual presentations dealing with the function of components. Also demonstrations, classroom discussions, small group and individual instruction on disassembly/repair of components.

Reading: The student will be responsible for reading handouts and required assignments for class discussions.

Writing: The student should maintain a comprehensive notebook of lecture topics for reference during class discussions.

IX.   Instructional Materials

Note: Current textbook information for each course and section is available on Oakton's Schedule of Classes.

At times the instructor will supply handouts. Manufacture specifications, shop manual references will be looked up by the student with the use of computer based Mitchell OnDemand. The student will supply his/her course book, paper and writing implement.

X.    Methods of Evaluating Student Progress

Class attendance and participation are part of the student grade. Chapter quizzes will be given after every chapter. Students are responsible for turning in his/her lab work.  Also, lab participation will be factored into making up the students overall grade.


Homework* 10%
Quizzes 10%
Attendance** 10%
Report 10%
Mid-term Test 15%
Final Test 15%
Lab 30%

* Homework: Late homework will count only 50%.

** Attendance: Student attendance is critical for satisfactory completion of course work. Each unexcused absence will reduce your grade by 2% with a maximum of 5 unexcused absences. Three unexcused tardiness equals one day missed. If needed in certain situations, the student will need to bring in proof of absence.


90 – 100 A
80 – 89 B
70 – 79 C
60 – 69 D
0 – 59 F

XI.   Other Course Information

If you have a documented learning, psychological, or physical disability you may be entitled to reasonable academic accommodations or services. To request accommodations or services, contact the Access and Disability Resource Center at the Des Plaines or Skokie campus. All students are expected to fulfill essential course requirements. The College will not waive any essential skill or requirement of a course or degree program.

Oakton Community College is committed to maintaining a campus environment emphasizing the dignity and worth of all members of the community, and complies with all federal and state Title IX requirements.

Resources and support for
  • pregnancy-related and parenting accommodations; and
  • victims of sexual misconduct
can be found at www.oakton.edu/title9/.

Resources and support for LGBTQ+ students can be found at www.oakton.edu/lgbtq.

Electronic video and/or audio recording is not permitted during class unless the student obtains written permission from the instructor. In cases where recordings are allowed, such content is restricted to personal use only. Any distribution of such recordings is strictly prohibited. Personal use is defined as use by an individual student for the purpose of studying or completing course assignments.

For students who have been approved for audio and/or video recording of lectures and other classroom activities as a reasonable accommodation by Oakton’s Access Disabilities Resource Center (ADRC), applicable federal law requires instructors to permit those recordings. Such recordings are also limited to personal use. Any distribution of such recordings is strictly prohibited.

Violation of this policy will result in disciplinary action through the Code of Student Conduct.