AUTO 1550 - Diesel Engine Theory & Fuel Systems

Credit Hours: 3.00

Objectives: The student will:

1. Demonstrate the proficient use of scan tools and the ability to follow a diagnostic flowchart to isolate driveability complaints with 80% accuracy.
2. Operate diagnostic test equipment that will aid in the identification and repair of the complaint.

Outcome 2: Upon completion of this course, students will be able to isolate specific mechanical concerns such as oil, coolant, and fuel leaks.

Objectives: The student will:

1. Employ specific techniques to identify the root cause of mechanical failure.
2. Demonstrate the proper use of critical fluid leak detection equipment with 100% accuracy.

Outcome 3: Upon completion of this course, students will be able to differentiate between normal and abnormal diesel engine noises including knocks, ticks, and rattles.

Objectives: The student will:

1. Use the correct diagnostic strategy and tools to isolate engine noise with 80% accuracy.
2. Given a running diesel engine, isolate specific cylinders that are producing abnormal noises with 80% accuracy.

Outcome 4: Upon completion of this course, students will understand diesel engine theory and the major differences from other typical internal combustion engines.

Objectives: The student will:

1. Given a diesel engine, identify internal and external differences between diesel and gasoline engines.
2. Demonstrate knowledge of diesel engine theory and operation.

Outcome 5: Upon completion of this course, students will be able to identify specific diagnostic test equipment used for diagnosing fuel systems.

Objectives: The student will:

1. Use injector test equipment to diagnose fuel injectors accurately with 80% accuracy.
2. Demonstrate the correct diagnostic strategy to isolate concerns related to high and low pressure diesel fuel systems.

1. Diesel Engine Operation
   1. Physics of diesel engines
   2. Four stroke and two stroke cycles
   3. Combustion chamber designs
   4. Methods of identification
2. Turbochargers and Superchargers
   1. Induction principles
   2. Natural aspiration vs. forced induction
3. Nomenclature
   1. Components parts
   2. Subassemblies
      1. Engine parts
      2. External fuel systems
      3. Electrical systems
4. Systems
   1. Electrical
      1. Glow Plugs
      2. Series/parallel battery hook-ups
      3. Charging systems
      4. Starting systems
   2. Fuel Systems
      1. Pumps/transfer
      2. High pressure pumps
      3. Injectors
      4. Delivery and return process
      5. Electronic fuel injection
5. Servicing
   1. Electrical system service
      1. Glow plugs
      2. Starting system
      3. Charging system
   2. Fuel system service
      1. Delivery/return
      2. Low pressure lift/siphon pumps
      3. High pressure pumps
      4. Injector/nozzles
   3. Diagnostics
      1. Exhaust emissions and related diagnostics
      2. Engine driveability and diagnostic codes
      3. Diagnostic tools
   4. Light duty and passenger diesels
      1. Construction
      2. Servicing techniques
      3. Light duty fuel and electrical injection syst