Engine Controls - System & Component Testing

• Introduction
• Component Locations
• Computerized Engine Controls
  • Electronic Control Module (ECM)
    • Connector & Terminal Identification
    • Ground Circuits
    • Power Circuits (Ignition Off)
    • Power Circuits (Ignition On)
    • Power Circuits (Cranking)
• Engine Sensors & Switches
  • A/C Switch
  • Camshaft Position (CMP) Sensor
  • Crankshaft Position (CKP) Sensor
  • Engine Coolant Temperature (ECT) Sensor
  • Fuel Level Sensor
  • Fuel Temperature Sensor
  • Intake Manifold Pressure Sensor
  • Intake Air Temperature (IAT) Sensor
  • Knock Sensor (KS)
  • Heated Oxygen Sensor (Ho2S)
  • Neutral Position (NP) Switch
  • Pressure Sensor
  • Throttle Position (TP) Sensor
  • Vehicle Speed Sensor (VSS)
• Relays & Solenoids
  • Relays
    • Cooling Fan Relay
    • Fuel Pump Relay
    • Main Relay
  • Solenoids
    • EGR Solenoid Valve
    • Purge Control Solenoid Valve
• Fuel System
  • Fuel Delivery
  • Fuel Control
    • Feedback System
    • Fuel Injector(s)
• Idle Control System
  • System Inspection
  • Idle Air Control Solenoid Valve
• Ignition System
  • Notes
  • Timing Control Systems
    • Knock Sensor
• Emission Systems & Sub-Systems
  • Fuel Evaporative System (EVAP)
    • Notes
    • System Test
    • Charcoal Canister
    • EVAP Fuel Tank Pressure Control Solenoid
    • Purge Control Solenoid Valve
  • Positive Crankcase Ventilation (PCV)