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Electronic Control Unit ECM MS42 BMW E46, E39

Testing and Exchange

Applications

BMW 320i E46 (1998-2000)

BMW 323i E46 (1998-2000)

BMW 328i E46 (1998-2000)

BMW 520i E39 (1996-2000)

BMW 523i E39 (1996-2000)

BMW 528i E39 (1996-2000)

OEM / Genuine Part Numbers
MS42
Common Faults
  • Misfiring
  • No start
  • No output to ignition coils
  • Unable to communicate with ECU using a scantool
  • Throttle related faults
  • Units are prone to have water damage due to ECU compartment not draining properly or rust damage

    • Select Your Service Type

    Exchange Details

    PLEASE NOTE: This part is re-manufactured and is supplied as an exchange basis.

    • You must send us your existing unit first and we will provide you a re-manufactured unit in exchange.
    Exchange W/core Details

    This is a re-manufactured part.

    • **You have an option to return your current unit for a refund of the core deposit. Just let us know.

    Sign in to request a repair

    You must login to request a repair. We’ll bring you back to this product after.