EFI-101 Outline

  1. INTRODUCTION
    1. About EFI University
  2. ENGINE TUNING BASICS
    1. The Four-Stroke Cylce
    2. Engine Revs vs Engine Cycles
    3. Volumetric Efficiency
    4. What are Standard Conditions?
    5. What are “Absolute” Conditions?
    6. What is Air Density?
    7. What is Air Flow (Volume vs Mass)?
    8. KPA/BAR vs InHg/PSI
    9. Brake Specific Fuel Consumption
    10. Brake Specific Air Consumption
    11. What is Air/Fuel Ratio?
    12. What is Lambda?
  3. BASICS OF ELECTRONICS
    1. Voltage
    2. Resistance
    3. Amps
    4. Vermont = Rhode Island
  4. WAVE FORMS
    1. Sine Wave
    2. Square Wave
      1. Amplitude
      2. Frequency
      3. Pulse Width
      4. Duty Cycle
    3. Output Control
  5. EFI SYSTEM COMPONENTS
    1. Sensors
      1. Map Sensor
      2. Throttle Position Sensor
      3. Coolant Temperature Sensor
      4. Intake Air Temperature Sensor
      5. Engine Speed
      6. Camshaft Position Sensor
      7. Knock Sensor
      8. Oxygen Sensor
    2. Actuators
      1. Ignition Outputs
      2. Fan Relays
      3. Air Conditioning Relays
      4. Injectors
      5. Choosing an Injector
    3. Control Tables
      1. Base Fuel
      2. Base Ignition
      3. Boost Control
      4. Idle Control
  6. HOW DOES IT ALL WORK?
    1. PV = NrT
    2. Calculating Injector Pulse Width
  7. TUNING THE ENGINE
    1. What Air/Fuel Ratio Does My Engine Want?
    2. Understanding Ignition Timing
    3. Cold Starting
    4. Fuel Requirements
    5. Ignition Requirements
    6. Dyno Tuning
    7. Road Tuning
  8. TOOLS OF THE TRADE
    1. DVOM
    2. Test Light
    3. Powered Test Light
    4. Vacuum Pump
    5. Fuel Pressure Gauge
    6. Oscilloscope
    7. Dynomometer
    8. Air/Fuel Ratio Monitor
  9. FUNDAMENTALS OF WIRING
    1. Wire Sizes
    2. Solder or Crimp?
    3. Using Relays
    4. Covering Wires
    5. Crimping Tools
  10. TUNING PROCESS: START TO FINISH
    1. Fuel Type
    2. Compression Ratio
    3. Induction Type
    4. Set Fuel Pressure
    5. Getting Started and Running
    6. Set Mechanical Base Timing
    7. Tune engine to idle properly after Warm-up
    8. Tune No-Load RPM sites
    9. Tune No-Load acceleration enrichment
    10. Tune light load RPM sites
    11. Tune medium to heavy load RPM sites
    12. Tune Full load RPM sites
    13. Review Data Logs and Power Graphs
    14. Make final changes
    15. Street or Track tuning and testing
  11. FUN FORMULAS
    1. Horsepower and Torque
    2. Horsepower
    3. Volumetric Efficiency
    4. Cubic Inch Displacements
    5. Rev Limits
    6. Fuel Injectors