Engine Controls - System/Component Tests

• Introduction
• Air Induction Systems
  • Turbocharger Trouble Shooting
    • High Boost Pressure
    • Low Boost Pressure
    • Oil Leaks
  • Turbocharger Component Testing
    • Notes
    • Boost Pressure
    • Wastegate Valve
    • End Play & Side Play
• Computerized Engine Controls
  • Control Unit
    • Ground Circuits
    • Power Circuits (Ignition Off)
    • Power Circuits (Ignition On)
    • Power Circuits (Ignition Cranking)
• Engine Sensors & Switches
  • A/C Switch
  • Airflow Sensor
  • Atmospheric Pressure Sensor (JUSTY & Legacy)
  • Clutch Switch (JUSTY)
  • Coolant Temperature Sensor
  • Crank Angle Sensor
  • EGR Temperature Sensor (LOYALE CALIF.)
  • Electrical Load Sensors (JUSTY)
  • Oxygen Sensor
  • P/N Switch (Except JUSTY)
  • Throttle Position Sensor (Or Switch)
  • Pressure Sensor
  • Vehicle Speed Sensor
• Relays & Solenoids
  • CARBURETED
    • EGR Solenoid
    • Float Bowl Control Solenoid
    • Fuel Pump Relay
    • High Altitude Compensator Solenoids
    • Main Relay
    • Purge Control Solenoid
    • Vacuum Line Control (VLC) Solenoid
  • Fuel Injection
    • EGR Solenoid
    • Fuel Injector(s)
    • Kickdown Relay Control (TBI)
    • Fuel Pump Relay
    • Main Relay
    • Purge Control Solenoid
• Fuel System
  • Fuel Delivery
  • Fuel Control
    • Duty Solenoid (Carbureted)
    • Feedback System
  • Idle Control System
    • System Inspection
    • Auxiliary Air Valve (Justy PFI & Loyale)
    • By-Pass Air Control Valve (Loyale)
    • By-Pass Air Control Valve (Legacy & SVX)
    • Dashpot (Justy PFI)
    • Fast Idle & Idle-Up Control Device (Justy PFI)
    • Idle Compensator (Justy Carbureted)
    • Idle-Up Solenoid (Justy Carbureted)
• Ignition System
  • Notes
  • Timing Control Systems
    • Electronic Advance
    • Knock Sensor (Legacy & Loyale)
• Emission Systems & Sub-Systems
  • Air Injection (JUSTY)
    • Suction Valve
  • Exhaust Gas RECIRCULATION (EGR)
    • EGR System (Justy Carbureted, Loyale & SVX)
    • EGR Valve
    • EGR Solenoid Valve (Justy Carbureted & Loyale)
  • Fuel Evaporation
    • Notes
    • System Test
    • Charcoal Canister
    • 2-Way Valve
    • Bowl Vent Or Purge Control Solenoid Valve
  • High Altitude COMPENSATOR
    • Atmospheric Pressure Sensor (Justy PFI & Legacy)
    • High Altitude Compensator Solenoids (Justy Carbureted)
    • Vacuum Line Control Solenoid Valve (Justy Carbureted)
  • Positive Crankcase Ventilation (PCV)
  • Thermostatic Air Cleaner (JUSTY)
    • Air Control Diaphragm & Valve
    • Temperature Sensor Valve