Engine Controls - System/Component Tests - Gasoline

• Model Identification
• Introduction
• Computerized Engine Controls
  • Electronic Control Assembly (ECA)
    • Ground Circuits
    • Power Circuits
• Engine Sensors & Switches
  • Notes
  • ECA Inputs
    • Air Charge Temperature (ACT) Sensor
    • Barometric Pressure Sensor (BP)
    • Clutch Switch
    • Cylinder Identification Sensor (CID) & Crankshaft Sensor
    • Engine Coolant Temperature (ECT) Sensor
    • EGR Valve Position (EVP) Sensor/EGR Vacuum Regulator (EVR)
    • Engine RPM Sensor (RPMS)
    • Heated Exhaust Gas Oxygen (HEGO) Sensor
    • Inertia Switch
    • Knock Sensor (KS)
    • Manifold Absolute Pressure (MAP) Sensor
    • Mass Airflow (MAF) Sensor
    • Neutral Drive Switch (NDS) A/C Input
    • Power Steering Pressure Switch (PSPS)
    • Throttle Position Sensor (TP Or TPS Gasoline)
    • Vehicle Speed Sensor (VSS)
• Modules, Motors, Relays & Solenoids
  • Relays
    • Fuel Pump Relay
  • Solenoids
    • Air Management Solenoids (AM1 & AM2)
    • Canister Purge (CANP) Solenoid
    • EGR Solenoid
    • Idle Speed Control (ISC) Solenoid
• Fuel System
  • Notes
  • Fuel System Pressure Release
  • Fuel Delivery
    • Notes
    • Fuel Pump Relay
    • Fuel Pump Testing
    • Fuel Pressure Regulator (Gasoline)
    • Fuel Selector Valve (Diesel)
    • Fuel Selector Valve (Gasoline)
  • Fuel Control
    • Fuel Injectors
    • Injector Circuit
• Idle Control System
• Ignition Systems
• TFI-IV System
  • (2.9L & 3.0L Ranger, 3.0L AEROSTAR & 4.9L, 5.0L, 5.8L & 7.5L Bronco, Pickup & Van)
    • Notes
    • Preliminary Check
    • Test Equipment
    • Diagnostic Aids
    • Primary Circuit Test (Except Closed Bowl Distributor)
    • Primary Circuit Test (Closed Bowl Distributor)
    • TFI Module Resistance Test
    • PIP Sensor/Stator Test (Except Closed Bowl Distributor)
    • PIP Sensor/Stator Test (Closed Bowl Distributor)
    • Coil Test
    • Spark Timing Advance Test
• Dis System
  • Notes
  • (2.3L Ranger)
    • Preliminary Check
    • Test Equipment
    • Diagnostic Aids
  • Pinpoint Test A
  • Pinpoint Test B
  • Pinpoint Test C
  • Pinpoint Test D
  • Pinpoint Test E
  • Pinpoint Test F
• EDIS System
  • Notes
  • (4.0L - AEROSTAR, Explorer & Ranger)
    • Preliminary Checkout
    • Test Equipment
    • Diagnostic Aids
  • Pinpoint Test A
  • Pinpoint Test B
  • Pinpoint Test C
  • Pinpoint Test D
• Emission Systems & Sub-Systems
  • Air Injection
    • Air Supply Pump
    • Air Silencer/Filter (Air Pump & 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
    • Thermactor Idle Vacuum (TIV) Valve
    • Vacuum Control Valve (VCV)
    • Electrical Vacuum Control Valve
    • Vacuum Check Valve
    • Vacuum Reservoir
    • Pulse Air Valve
  • Exhaust Gas RECIRCULATION (EGR)
    • Electronic EGR Valve (EEGR) & Pressure Feedback Electronic (PFE)
    • EGR Vacuum Regulator (EVR)
    • EGR Solenoid
    • Vacuum Check Valve
    • Vacuum Reservoir
  • Fuel Evaporation
    • Canister Purge Regulator (CPR) Valve
    • Canister Purge (CANP) Solenoid
    • EVAP Canister
  • Positive Crankcase Ventilation (PCV)
    • PCV Valve
  • Thermostatic Air Cleaner (TAC)
    • Air Cleaner Temperature Sensor
    • Air Control Door