Engine Controls - System/Component Tests

• Introduction
• Computerized Engine Controls
  • Electronic Control Module (ECM)
    • Ground Circuits
    • Power Circuits
• Engine Sensors & Switches
  • Atmospheric Pressure Sensor
  • BRAKELIGHT Switch
  • Clutch Pedal Position (CPP) Switch
  • Engine Coolant Temperature (ECT) Sensor
  • Intake Air Temperature (IAT) Sensor
  • Mass Airflow (MAF) Sensor
  • Neutral Position Switch (NPS)
  • Oxygen Sensor (O2S)
  • Power Steering Pressure Switch (PSPS)
  • Switch Monitor Function
  • Throttle Position (TP) Sensor
  • Vehicle Speed Sensor (VSS)
• Relays & Solenoids
  • Relays
    • Fuel Pump Relay
    • Main Relay
  • Solenoids
    • Fuel Injectors
    • Fuel Injector Resistance
    • Idle Speed Control (ISC) Solenoid Valve
    • Pressure Regulator Control Solenoid
    • Purge Control Solenoid Valve
• Fuel System
  • Fuel Delivery
    • Notes
    • Fuel Pump Relay
    • Pressure Regulator Control Solenoid
  • Fuel Control
    • Fuel Injectors
    • Injector Fuel Leakage
• Idle Control System
  • Idle Speed Control (ISC) System
    • Air Valve
    • Idle Speed Control (ISC) Solenoid Valve
• Ignition System
• Emission Systems & Sub-Systems
  • Deceleration Control System
    • Dashpot
  • Exhaust Gas RECIRCULATION (EGR)
    • EGR Control Solenoid
  • Fuel Evaporation
    • System Inspection
    • Charcoal Canister
    • 2-Way Check Valve
    • Purge Control Solenoid Valve
    • Separator
  • Positive Crankcase Ventilation (PCV)
    • System Inspection