Section 10 (Engine Controls - System/Component Tests)

WARNING: This page is about a different car, the 1995 BMW 740iL, 1995 BMW 740i, and 1995 BMW 540i. However, it is still accessible from the selected car via links, so may be relevant.

Introduction
Computerized Engine Controls
- DME/MOTRONIC Control Unit
  - Ground, Power & Input/Output Circuits
Engine Sensors & Switches
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
- 540i
- 740i & 740iL