Engine Controls - Basic Diagnostic Procedures

• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression
    • Exhaust System Backpressure
• Fuel System
  • Notes
  • Fuel Pressure Release
    • Sonata (2.4L) & XG 300
    • Except Sonata (2.4L) & XG 300
  • Fuel Pump Test
  • Fuel Pressure Test
    • Accent & Elantra
    • Santa Fe, Sonata & XG 300
    • Tiburon
  • ECM Control Relay Test
    • Notes
    • Accent & Tiburon
    • Elantra & Sonata (2.5L)
    • Santa Fe
    • Sonata (2.4L) & XG 300
• Ignition Checks
  • Notes
  • Direct Ignition System (Dis)
    • Spark (Spark Plug)
    • Ignition Coil Power Circuit (Accent)
    • Ignition Coil Power Circuit (Elantra & Tiburon)
    • Ignition Coil Power Circuit (Santa Fe 2.4L & Sonata 2.4L)
    • Ignition Coil Power Circuit (Santa Fe 2.7L & Sonata 2.5L)
    • Ignition Coil Power Circuit (XG 300)
    • Ignition Coil Ground Circuit (Accent & Elantra)
    • Ignition Coil Ground Circuit (Santa Fe 2.4L, Sonata 2.4L & XG 300)
    • Ignition Coil Ground Circuit (Sonata 2.5L)
    • Ignition Coil Ground Circuit (Tiburon)
    • Ignition Coil Resistance (Accent & Elantra)
    • Ignition Coil Resistance (Santa Fe 2.4L & Sonata 2.4L)
    • Ignition Coil Resistance (Santa Fe 2.7L)
    • Ignition Coil Resistance (Sonata 2.5L)
    • Ignition Coil Resistance (Tiburon)
    • Ignition Coil Resistance (XG 300)
• Idle Speed & Ignition Timing
• Summary