Ignition System: Technical Service Bulletins

• Customer Interest
  • Engine Controls - ECM Programming Data Update
    • Overview
    • Procedure
    • Parts, Service Action Label and Warranty Instructions
    • Reprogramming Troubleshooting & Replacement Procedure
      • Overview
      • A. M50 (Vanos) DME EPROM Reprogram/Troubleshoot Procedure
      • B. BMW Label Identification
      • C. Determination/Programming of Replacement Module/EPROM
      • D. Control Module EPROM Replacement Procedure
• By Symptom
  • Customer Interest
    • Engine Controls - ECM Programming Data Update
      • Overview
      • Procedure
      • Parts, Service Action Label and Warranty Instructions
      • Reprogramming Troubleshooting & Replacement Procedure
        • Overview
        • A. M50 (Vanos) DME EPROM Reprogram/Troubleshoot Procedure
        • B. BMW Label Identification
        • C. Determination/Programming of Replacement Module/EPROM
        • D. Control Module EPROM Replacement Procedure
  • Driveability
    • Engine Controls - ECM Programming Data Update
      • Overview
      • Procedure
      • Parts, Service Action Label and Warranty Instructions
      • Reprogramming Troubleshooting & Replacement Procedure
        • Overview
        • A. M50 (Vanos) DME EPROM Reprogram/Troubleshoot Procedure
        • B. BMW Label Identification
        • C. Determination/Programming of Replacement Module/EPROM
        • D. Control Module EPROM Replacement Procedure
  • Erratic Operation
    • Emissions - Delayed Throttle Response, First 3 Minutes
    • Engine Controls - ECM Programming Data Update
      • Overview
      • Procedure
      • Parts, Service Action Label and Warranty Instructions
      • Reprogramming Troubleshooting & Replacement Procedure
        • Overview
        • A. M50 (Vanos) DME EPROM Reprogram/Troubleshoot Procedure
        • B. BMW Label Identification
        • C. Determination/Programming of Replacement Module/EPROM
        • D. Control Module EPROM Replacement Procedure
  • Smoke, Fumes
    • Engine Controls - ECM Programming Data Update
      • Overview
      • Procedure
      • Parts, Service Action Label and Warranty Instructions
      • Reprogramming Troubleshooting & Replacement Procedure
        • Overview
        • A. M50 (Vanos) DME EPROM Reprogram/Troubleshoot Procedure
        • B. BMW Label Identification
        • C. Determination/Programming of Replacement Module/EPROM
        • D. Control Module EPROM Replacement Procedure
  • Starting problems
    • Engine Controls - ECM Programming Data Update
      • Overview
      • Procedure
      • Parts, Service Action Label and Warranty Instructions
      • Reprogramming Troubleshooting & Replacement Procedure
        • Overview
        • A. M50 (Vanos) DME EPROM Reprogram/Troubleshoot Procedure
        • B. BMW Label Identification
        • C. Determination/Programming of Replacement Module/EPROM
        • D. Control Module EPROM Replacement Procedure
• All Technical Service Bulletins
  • Engine - M50 TU Technical Revisions
  • Emissions - Delayed Throttle Response, First 3 Minutes
  • Ignition - Dual Electrode Spark Plugs
  • Ignition - Spark Plug Application
  • Ignition - Spark Plug Application Chart
  • Spark Plug/Engine Oil Capacity Reference Chart
  • Engine Controls - ECM Programming Data Update
    • Overview
    • Procedure
    • Parts, Service Action Label and Warranty Instructions
    • Reprogramming Troubleshooting & Replacement Procedure
      • Overview
      • A. M50 (Vanos) DME EPROM Reprogram/Troubleshoot Procedure
      • B. BMW Label Identification
      • C. Determination/Programming of Replacement Module/EPROM
      • D. Control Module EPROM Replacement Procedure
  • Starting - Ignition Key Cutting Services Caution
  • Tools - DIS Ignition Coil Adapter