Engine Controls - Basic Testing

• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression
    • Exhaust System Backpressure
• Fuel System
  • Fuel Pressure (Fuel Injection)
    • Notes
    • Fuel Pressure
    • Fuel Pump Circuit
    • Fuel Pump Relay
    • Inertia Fuel Shut-Off (IFS) Switch
• Ignition Checks - B3000
  • Spark Check
  • Ignition Coil Power Source
  • Ignition Coil Resistance
  • Hall-Effect Sensors (B3000)
• Ignition Checks - B2300
  • Notes
  • Initial Test
  • Check Profile Ignition Pickup (Pip) At ICM
  • Isolate ICM/Pip Fault
  • Checking Plugs & Wires
  • Check For VBAT To ICM
  • Check For Ground Open To ICM
  • Check VRS Resistance
  • VRS Sensor
  • Check VBAT For Open To Coil
  • Verify Coil Operation
  • Check C1, C2 & C3 At Coil Pack (Cranking)
  • Check C1, C2 & C3 At Coil Pack (Running)
  • Checking Coil Pack
  • Checking ICM Control
• Idle Speed & Ignition Timing
• Summary