Engine Controls - Basic Testing - EFI

• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression
    • Exhaust System Backpressure
• Fuel System Testing Information
• Fuel Pump Quick Test
• Fuel System Pressure Test
• Fuel Pump Control Circuit Test
  • EFI Main Relay
  • Circuit Opening Relay
  • Fuel Pump Relay & Fuel Pump Resistor (CELICA Turbo, CRESSIDA & Supra)
• Ignition Checks (Except Supra Turbo)
  • Diagnostic Codes
    • Notes
    • Code 12 (No RPM Signal)
    • Code 13 (No RPM Signal)
    • Code 14 (Ignition Signal Problem)
  • Spark Test
  • Ignition Coil Resistance Tests
    • Primary Coil Resistance Test
    • Secondary Coil Resistance Test
  • Pick-Up Coil Resistance Test
    • Camry (2VZ-FE), Pickup (3VZ-E) & 4Runner (3VZ-E)
    • Camry (3S-FE), Land Cruiser & Tercel
    • Celica (3S-GTE), Cressida & Supra (Non-Turbo)
    • Celica (4A-FE) & Corolla (4A-FE)
    • Celica (5S-FE)
    • Corolla (4A-GE)
    • Pickup (22R-E) & 4Runner (22R-E)
  • Pick-Up Coil Air Gap Check
• Ignition Checks (Supra Turbo)
  • Diagnostic Codes
    • Notes
    • Code 12 (No RPM Signal)
    • Code 13 (No RPM Signal)
    • Code 14 (Ignition Signal Problem)
  • Spark Test
  • Ignition System Connection Checks
  • Ignition Coil
    • Ignition Feed Circuit Test
    • Primary Coil Resistance
    • Ignition Coil Ground Test
  • Ignition Operational Check
    • Feed To Ignitor Test
  • Pick-Up Coil Resistance
  • Pick-Up Coil Air Gap Check
  • IGNITOR Test
    • Ignitor Power Transistor Check
• Idle Speed & Ignition Timing
  • Notes
  • Idle Speed & Mixture
  • Ignition Timing
• Summary