Engine Controls - System/Component Tests

• Introduction
• Computerized Engine Controls
  • DME/MOTRONIC Control Unit
    • Ground, Power & Input/Output Circuits
• Engine Sensors & Switches
  • Crankshaft (Speed/Position Pulse) Sensor
  • Engine (Coolant) Temperature Sensor
  • Intake Air Temperature Sensor
  • Camshaft Position (Cylinder Identification) Sensor
• Relays & Solenoids
  • Relays
• Fuel System
  • Fuel Delivery
    • Notes
    • Fuel Pump Relay
  • Fuel Control
    • Fuel Injector
• Idle Control System
  • Idle Speed Control Valve
• Ignition System
• Emission Systems & Sub-Systems
  • Fuel Evaporation
    • Fuel Tank Vent (Evaporation) Control Solenoid
• Specifications
• Wiring Diagrams
  • 325i, 325iC & 325is
  • 525i & 525iT