Portland Community College | Portland, Oregon Portland Community College

CCOG for DS 103 Spring 2024

View archive version »
Course Number:
DS 103
Course Title:
Fuel Injection Systems
Credit Hours:
Lecture Hours:
Lecture/Lab Hours:
Lab Hours:

Course Description

Covers fuel injection systems and how they relate to diesel engine performance and operation. Explores the operations of all major fuel injection devices including diesel fuels, fuel transfer pumps, fuel nozzles, fuel injectors, filtration systems, metering systems and governing systems. Prerequisites: (RD 80 or equivalent placement) and (MTH 20 or equivalent placement). Audit available.

Addendum to Course Description

This is an outcome based course utilizing a lecture/lab format and includes videos, written assignments, demonstrations, lectures and hands on learning.  It prepares the student to confidently diagnose and repair diesel fuel systems in an industrial environment.

Intended Outcomes for the course

Upon completion of the course students should be able to:

  • Apply diesel engine knowledge to diesel fuel injection systems functions and how they relate to engine operation and performance.
  • Competently troubleshoot, evaluate and repair diesel fuel injection systems.
  • Disassemble, test, and reassemble fuel injection components.
  • Test diesel engines for fuel system malfunctions.
  • Apply knowledge of diesel fuels and fuel injection systems and how they relate to engine performance.
  • Research and locate repair literature.

Outcome Assessment Strategies

• Written multiple choice, true/false and short answer tests.
• Hands on practical tests.
• Daily/weekly/term project portfolio.
• Attendance.
• Work ethics.
• Resume and cover letter.

Course Content (Themes, Concepts, Issues and Skills)

Develop skills to disassemble, inspect, reassemble and test fuel injection components and understand the relationship between component failure and engine operation.
• Learn about various diesel engine fuels.
• Learn about diesel fuel transfer pumps.
• Learn about fuel nozzles and injectors.
• Learn the tools necessary to diagnose and repair fuel system components.
• Learn identification of different fuel system designs.
• Learn the operation and adjustment procedures for timing units and fuel ratio controls.
Knowledge of how diesel engines operate.
• Learn the relationship among the internal engine components.
• Learn how fuel metering effects horsepower, torque and emissions
Skills in diesel fuel system failure diagnosis.
• Learn to recognize failures and their causes.
• Learn the resources available to the technician for research and failure identification.
• Learn to interface with electronic engines.
• Use proper service literature, electronic diagnostics software.
• Learn to navigate electronic engine software.
• Learn electronic engine software diagnostic tests.
Knowledge of exhaust emission controls.
• Learn EPA exhaust emission regulations.
• Learn exhaust emission effects on the environment.
Practice personal safety.
• Learn and practice personal safety by wearing Personal Protective Equipment (PPE).
• Learn and practice shop cleanliness.
• Learn and practice tool maintenance and safety.