Engine Controls - System/Component Tests

• Introduction
• Computerized Engine Controls
  • Electronic Control Assembly (ECA)
    • Ground Circuits
    • Power Circuits
• Engine Sensors & Switches
  • Air Charge Temperature (Act) Sensor
  • Barometric Pressure Sensor
  • Clutch Switch
  • Crankshaft Position Sensor (Cps)
  • Engine Coolant Temperature (ECT) Sensor
  • EGR Valve Position (EVP) Sensor
  • Heated Gas Oxygen (HEGO) Sensor
  • Inertia Switch
  • Knock Sensor (Bronco II & Ranger 2.9L)
  • Manifold Absolute Pressure (Map) Sensor
  • Mass Airflow (Ma) Sensor
  • Neutral Drive Switch (NDS) & Clutch Switch
  • Power Steering Pressure Switch (PSPS)
  • Throttle Position Sensor
  • Vane Air(Flow) Temperature (Vat) Sensor
  • Vane Airflow Meter
  • Vehicle Speed Sensor (VSS)
• Relay Checks
  • Fuel Pump Relay Power Check
  • Fuel Pump Relay Resistance Check
• Solenoid Checks
  • Air Injection Solenoids
  • EGR Solenoid
  • Idle Speed Control (ISC) By-Pass Solenoid
• Module Checks
  • DISTRIBUTORLESS Ignition System (Dis) Module
  • Electronic DISTRIBUTORLESS Ignition System (EDIS) Module
  • TFI-IV Module
    • Notes
    • TFI-IV Stator Check (Closed Bowl)
    • TFI-IV Stator Check (Except Closed Bowl)
• Fuel System Checks
  • Fuel System Pressure Release
  • Fuel Delivery (AEROSTAR, Bronco II & Ranger)
    • Fuel Pressure Test
  • Fuel Delivery (ECONOLINE)
    • Duel Function Reservoir Testing (Dual Tanks)
    • High Pressure Fuel Pump Testing
    • Low Pressure Fuel Pump Testing
  • Fuel Delivery (Pickup & F-SUPERDUTY)
    • In-Tank Reservoir (ITR) Fuel Pump Testing
  • Fuel Pressure Regulator
  • Fuel Pump Relay
  • Fuel Selector Valve
• Fuel Control Checks
  • Fuel Injectors
  • Injector Circuit
• Idle Control System
  • Notes
  • ISC Motor
• Ignition System
  • 2.3L 4-CYL VIN [A]: Ignition Pinpoint Tests
    • Ranger
  • Pinpoint Test A
  • Pinpoint Test B
  • Pinpoint Test C
  • Pinpoint Test D
  • Pinpoint Test E
  • Pinpoint Test F
  • 4.0L V6 VIN [X] Ignition Pinpoint Tests
    • Aerostar, Ranger
  • Preliminary Checkout
  • Test Equipment
  • Diagnostic Aids
• Air Injection Systems
  • Air Supply Pump
  • Air Silencer/Filter (Air Pump And Pulse Air Inlet)
  • Air By-Pass Valve (Normally Closed)
  • Air Check Valve
  • Air Supply Control Valve
  • Air Control Valve (Switch-Relief)
  • Air Pump Resonator
  • Combination Air By-Pass/Air Control Valve
  • Dual THERMACTOR Air Control Solenoid Valve
  • Electrical Vacuum Control Valve
  • Pulse Air Valve
  • Solenoid Vacuum Valve Assembly
  • THERMACTOR Idle Vacuum (TIV) Valve
  • Vacuum Control Valve (VCV)
  • Vacuum Check Valve
  • Vacuum Reservoir
• Exhaust Gas RECIRCULATION Systems
  • Electronic EGR Valve (EEGR)
  • EGR Solenoid
  • EGR Valve (Ported)
  • EGR Vacuum Regulator (EVR)
• Fuel Evaporation Systems
  • Canister Purge Regulator (CPR) Valve
  • Canister Purge Solenoid (CANP)
  • EVAP Canister
• PCV Valve
• Thermostatic Air Cleaner
  • Air Cleaner Temperature Sensor
  • Air Control Door
  • Vacuum Check Valve
  • Vacuum Delay Valve (VDV)
  • Vacuum RESTRICTOR