Engine Controls - System/Component Tests

• Introduction
• Computerized Engine Controls
  • Powertrain Control Module (Pcm)
    • Notes
    • PCM Power Circuits
    • PCM Ground Circuits
    • PCM Circuit Resistance
• Engine Sensors & Switches
  • Camshaft Position (CMP) Sensor
  • Crankshaft Position (CKP) Sensor
  • Engine Coolant Temperature (ECT) Sensor
  • Fuel Tank Pressure Sensor
  • Heated Oxygen Sensor (Ho2S) No. 1
  • Heated Oxygen Sensor (Ho2S) No. 2
  • Intake Air Temperature (IAT) Sensor
  • Manifold Absolute Pressure (Map)/Manifold Differential Pressure (MDP) Sensor
  • Power Steering Pressure (PSP) Switch
  • Throttle Position (TP) Sensor
  • Transmission Range Sensor (TRS)
  • Vehicle Speed Sensor (VSS)
• Relays & Solenoids
  • Relays
    • Fuel Pump Relay
    • Main Relay
  • Solenoids
    • EGR Solenoid Vacuum Valve
    • Canister Purge Valve
    • Idle Air Control (IAC) Valve
• Fuel System
  • Fuel Delivery
    • Fuel Pump Relay
    • Fuel Pressure Regulator
    • Fuel Pump
  • Fuel Control
    • Fuel Injector(s)
• Idle Control System
  • Idle Air Control (IAC) Valve
    • Notes
    • Idle Switch (Inside ISC Actuator)
    • ISC Actuator
    • ISC Actuator Relay
• Ignition System
  • Timing Control Systems
• Emission Systems & Sub-Systems
  • Exhaust Gas RECIRCULATION (EGR)
    • EGR System Test
    • EGR Valve
    • EGR Pressure Transducer
  • Fuel Evaporation
    • Canister Purge Valve
  • Positive Crankcase Ventilation (PCV)
• Circuit Resistance Charts