Engine Controls - System/Component Tests

• Introduction
• Computerized Engine Controls
  • Powertrain Control Module (Pcm)
    • Notes
    • Ground Circuits
    • Power Circuits
• Engine Sensors & Switches
  • Engine Coolant Temperature (ECT) Sensor
  • Heated Oxygen Sensor (Ho2S)
  • Intake Air Temperature (IAT) Sensor
  • Knock Sensor
  • Manifold Absolute Pressure (Map) Sensor
  • Mass Air Flow (MAF) Sensor
  • Oxygen Sensor (O2S)
  • Throttle Position (TP) Sensor
  • Transmission Temperature Sensor
  • Transmission Range (Tr) Switch
  • Vehicle Speed Sensor (VSS)
• Modules, Motors & Relays
  • Modules
    • Ignition Control Module
  • Motors
    • Idle Air Control
  • Relays
    • Horn Relay
    • Main Relay
    • Power Relay
• Fuel System
  • Fuel Delivery
    • Notes
    • Fuel Pressure Regulator
    • Fuel Pump Oil Pressure Switch (Back-Up Circuit)
    • Fuel Pump Relay
    • Fuel Pump Relay By-Pass Procedure
  • Fuel Injection
    • Fuel Injector(s)
  • Fuel Injector Balance Test
    • Fuel Injector Balance Test
  • Idle Control System
    • Idle Air Control (IAC) Valve
  • Timing Control Systems
    • Ignition Control Circuit
    • Knock Sensor Circuit
• Emission Systems & Sub-Systems
  • Exhaust Gas RECIRCULATION (EGR)
    • EGR Valve
    • EGR Valve Check
  • Fuel Evaporation Control
    • EVAP Control System
  • Positive Crankcase Ventilation
    • Required Service
    • Checking PCV Valve Function
  • Miscellaneous Pcm Controls
    • Brake Light Switch
    • Brake Light Switch with Cruise Control
  • A/C Clutch Control
    • A/C ON Switch/System Test
    • A/C Clutch Relay
  • A/C Clutch Circuit Diagnosis
    • Diagnostic Aids
• Component Locations
• Wiring Diagrams