Engine Controls - System & Component Tests - 7.5L EEC-IV

• Introduction
• Computerized Engine Controls
  • Powertrain Control Module (Pcm)
    • Ground Circuits
    • Power Circuits
• Engine Sensors & Switches
  • Notes
  • Sensors & Switches
    • Clutch Pedal Position (CPP) Switch
    • Engine Coolant Temperature (ECT) Sensor
    • EGR Valve Position (EVP) Sensor/EGR Vacuum Regulator (EVR) Solenoid
    • Heated Oxygen Sensor (HO2S)
    • Inertia Fuel Shutoff (IFS) Switch
    • Intake Air Temperature (IAT) Sensor
    • Manifold Absolute Pressure (MAP) Sensor
    • Park/Neutral Position (PNP) Switch
    • Throttle Position (TP) Sensor
• Relays & Solenoids
  • Relays
    • Notes
    • Fuel Pump Relay
  • Solenoids
    • Secondary Air Injection By-Pass/Diverter (AIRB/AIRD)
    • Canister Purge (CANP) Solenoid
    • EGR Solenoid
    • Idle Air Control (IAC) Solenoid
• Fuel System
  • Notes
  • Fuel System Pressure Release
    • With Fuel Pressure Gauge
    • Without Fuel Pressure Gauge
  • Fuel Delivery
    • Fuel Pump Relay
  • Fuel Pressure Regulator
  • Fuel Control
    • Fuel Injectors
    • Fuel Injector Circuit
• Idle Control System
• Ignition System
  • Notes
  • Distributor Ignition (Di) System
    • Preliminary Check
    • Test Equipment
    • Diagnostic Aids
  • Pinpoint Test A: No Start
  • Pinpoint Test B: No Start With Spout Connector Disconnected
  • Pinpoint Test C: Continuous Memory Code 212
  • Pinpoint Test D KOER Code 213: Timing Incorrect, Spout Open, Poor Fuel Economy Or Poor DRIVEABILITY
  • Pinpoint Test E: Intermittent Stall
    • Diagnostic Aids
  • Pinpoint Test F: Misfire Under Load
    • Diagnostic Aids
• Distributor Ignition System Intermittent Diagnosis
  • Diagnostic Procedures
    • Diagnostic Aids
    • Equipment Hookup
  • Pinpoint Test G: Coil Test
  • Pinpoint Test H: Ignition Diagnostic Monitor (IDM) Test
  • Pinpoint Test J: Profile Ignition Pickup (Pip) Test
  • Pinpoint Test M: Spark Output (Spout) Test
  • Pinpoint Test N: ICM PWR Test
• Emission Systems & Sub-Systems
  • Secondary Air Injection
    • Notes
    • Air Supply Pump
    • Air Silencer/Filter (Air Pump & Pulse Air Inlet)
    • Air Injection By-Pass (AIRB) Valve (Normally Closed)
    • Air Check Valve
    • Air Injection Diverter (AIRD) Valve (Without Vent)
    • Air Pump Resonator
    • Combination AIRB/AIRD Valve
    • Dual Air Control Solenoid Valves
    • Air Injection Solenoid Valve
    • Vacuum Check Valve
    • Vacuum Reservoir
  • Exhaust Gas RECIRCULATION (EGR)
    • Notes
    • EGR Valve Position (EVP) Sensor
    • EGR Valve
    • EGR Vacuum Regulator (EVR) Solenoid
    • Vacuum Check Valve
    • Vacuum Reservoir
  • Fuel Evaporation
    • Canister Purge (CANP) Solenoid
    • EVAP Canister
  • Positive Crankcase Ventilation (PCV)
    • PCV Valve