Engine Controls - Basic Testing

• Introduction
• Preliminary Inspection & Adjustments
  • Visual Inspection
  • Mechanical Inspection
    • Compression (318i, 318iC & 318is)
    • Compression (325i, 325iC, 325is & 525i)
    • Compression (535i, 735i & 735iL)
    • Exhaust System Backpressure
• Fuel System
  • Notes
  • Fuel System Pressure Release
  • Fuel Pressure
    • Notes
    • Fuel Pump Relay
• Ignition Checks
  • Servicing Precautions
    • Direct Ignition System (DIS)
    • Non-DIS Ignition System
  • Direct Ignition System
    • Ignition Coil Resistance (318 Series, 325 Series & 525i)
    • Ignition Coil Primary Signal Check (318 & 325 Series & 525i)
    • Ignition Coil Secondary Signal Check (318 & 325 Series & 525i)
  • Non-Dis Ignition System
    • Ignition Coil Resistance & Secondary Voltage Check (535i, 735i & 735iL)
• Idle Speed & Ignition Timing
• Summary