DSL 102 Diesel Technology 2

Lecture Hours: 3
Lab Hours: 18
Credits: 12

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. Examines basic electrical theory, electrical components, and proper electric diagnostic procedures. Introduces basic electrical systems, diagnostic tool use and maintenance. Includes Electronic Engine controls and basic multiplexing.

Prerequisite: DSL 101 with a grade of C or better; or consent of instructor.
Student Learning Outcomes:

Apply diesel engine knowledge to diesel fuel injections systems functions and how they relate to engine operation and performance.
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, fuel injection systems, and how they relate to engine performance.
Research and locate repair literature.
Apply basic theory of automotive electricity, components, schematics, controls and how they all relate to make a complete system.
Diagnose and repair electrical circuits.
Conduct repairs in an ethical and professional manner, respecting industry safety and environmental guidelines.
Communicate with coworkers, customers, management and general public in a professional and knowledgeable manner.

Content Outline

Develop Skills to Disassemble, Inspect, Reassemble, and Test Fuel Injection Components and Understand the Relationship Between Component Failure and Engine Operation.
- Various diesel engine fuels
- Diesel fuel transfer pumps.
- Fuel nozzles and injectors.
- Tools necessary to diagnose and repair fuel system components.
- Identification of different fuel system designs.
- Operation and adjustment procedures for timing units and fuel ration controls.
Knowledge of How Diesel Engines Operate
- Relationship among the internal engine components.
- Fuel metering affects horsepower, torque and emissions.
Skills in Diesel Fuel System Failure Diagnosis
- Failures and their causes.
- Resources available to the technician for research and failure identification.
- Interface with electronic engines.
- Service literature and electronic diagnostics software.
- Navigate electronic engine software.
- Electronic engine software diagnostic tests.
Knowledge of Exhaust Emission Controls
- EPA exhaust emission regulations.
- Exhaust emission effects on the environment.
Acquire Knowledge of How and Why Automotive Electricity works.
- Automotive electric history and theory.
- Magnetism relates to electricity.
- Relationship of resistance, current, and voltage.
Learn about Tools and Materials
- Different meters, test and repair tools
- Care and use of electric diagnostic tooling used in the diesel field.
Learn to Identify and Read Electrical Schematics, Diagrams, and Drawings
- Diagnostic schematics.
- Component location drawings.
- System diagrams.
Skills in Electrical Failure Diagnosis
- Failures and their causes.
- Resources available to the technician for research and failure identification.
Practice Personal Safety
- Personal safety by wearing Personal Protective Equipment (PPE)
- Shop cleanliness.
- Tool maintenance and safety.