System/Component Tests - EFI

• Introduction
• Engine Sensors & Switches
  • Airflow Meter & Sensor
• Airflow Meter Resistance Specs
  • Notes
  • Coolant Temperature Sensor
  • Coolant Temperature Switch
  • EGR Gas Temperature Sensor
• EGR Temp Specs
  • Notes
  • Knock Sensor
  • Neutral/Start Switch
• Neutral/Start Switch Specifications
  • Notes
  • Oxygen Sensor Feedback Voltage Test
  • Sub-Oxygen Sensor
  • Oxygen Sensor Heater
  • Pick-Up Coils
  • Throttle Position Sensor (TPS)
  • Vehicle Speed Sensor (Analog Type)
• Relays, Solenoids, Motors & Modules
  • Circuit Opening Relay
  • EFI Main Relay
• Fuel System
  • Fuel Delivery
• Fuel Control
  • Fuel Injector Resistor
  • Fuel Injectors
  • Fuel Pressure-Up System
  • Deceleration Fuel-Cut System
  • Cold Start Injector
  • Cold Start Injector Time Switch
• Air Valve System
  • Air Valve
  • Idle-Up System
• Ignition System
  • Diagnostic Codes
  • Code 12 (No Rpm Signal)
  • Code 13 (No Rpm Signal)
  • Code 14 (Ignition Signal Problem)
  • Spark Test
• Ignition Coil Resistance Tests
  • Primary Coil Resistance
  • Secondary Coil Resistance
• Pick-Up Coil Resistance Test
• Pick-Up Coil Air Gap Check
• Dashpot Control System
  • M/T Models Only
• EGR System
  • System Test
  • EGR Vacuum Modulator
  • Bi-Metallic Vacuum Switching Valve (BVSV)
• Fuel Evaporation
  • Fuel Odor Or Gas Leaks
  • Fuel Tank Or Expansion Tank Deformed
  • Rough Engine Operation
  • Bi-Metallic Vacuum Switching Valve (BVSV)
  • Check Valve
  • Charcoal Canister
  • Maintenance