Description
BMW B58 Engine Control Unit ECU (8489450-01) – Fits F20 F21 F22 F23 F30 F31 F32 F33 M240i
This listing is for a genuine BMW Engine Control Unit (ECU) designed for vehicles equipped with the B58 petrol engine, including the BMW M240i and several other BMW models from the F-series generation.
The ECU is a critical component responsible for managing engine performance, including fuel injection, ignition timing, turbo boost control, and overall engine efficiency.
Key Details
Brand: BMW
Part Type: Engine Control Unit (ECU)
Engine Compatibility: B58 3.0L Petrol Engine
OEM Part Number: 8489450-01
Condition: Used – genuine OEM part, fully functional
Compatible BMW Models
This ECU is commonly found in the following BMW platforms:
• BMW 1 Series (F20)
• BMW 1 Series (F21)
• BMW 2 Series (F22)
• BMW 2 Series Convertible (F23)
• BMW 3 Series (F30)
• BMW 3 Series Touring (F31)
• BMW 4 Series Coupe (F32)
• BMW 4 Series Convertible (F33)
Including B58-powered variants such as the BMW M240i.
Function
The ECU (Engine Control Unit) is the vehicle’s main engine management computer. It controls:
• Fuel injection timing
• Turbocharger boost management
• Ignition timing
• Engine efficiency and emissions
• Communication with other vehicle control modules
Condition
This is a genuine used BMW electronic module.
It has been inspected and confirmed to be in working condition before removal.
As a used component, it may show minor cosmetic marks or signs of normal handling, which do not affect functionality.
Important Notes
• Matching part number (8489450-01) is essential before purchase
• Professional coding/programming may be required after installation
• Please verify compatibility with your vehicle or consult a specialist
Additional photos of the connectors, labels, and overall condition can be provided upon request.
Shipping Information
Shipping is available within the UK mainland.
The listed shipping price applies within 225 miles of London, England.
For locations beyond this distance or international buyers, shipping can be arranged by agreement before purchase.
Returns & Condition Policy
All items are photographed and recorded before dispatch.
Any visible marks, wear, or cosmetic imperfections are clearly shown in the listing images. Once the item has been handed to the courier, transit responsibility lies with the courier service.
Returns are accepted only if the item is returned in the same condition within the return period.
Return shipping costs are the buyer’s responsibility.