Product Title

BMW E81 E87 LCI E90 116i 316i N45N Engine ECU DME 7581848 – Manual Transmission OEM

Product Description

Genuine OEM BMW Engine Control Unit (DME/ECU) for vehicles equipped with the N45N 1.6L petrol engine (116HP).

Part number 7581848, designed to manage engine functions including fuel injection, ignition timing, throttle response, emissions control, and overall engine performance.

This ECU is specifically configured for manual transmission vehicles and must match engine type and gearbox for proper operation.

This item is used OEM and removed from a running vehicle unless otherwise stated. It may show normal signs of wear consistent with age and use.

Please carefully review all photos before purchase to confirm condition and compatibility.

Compatibility

Vehicle Models

• BMW 1 Series E81 (3-door)
• BMW 1 Series E87 (5-door LCI)
• BMW 3 Series E90 (Sedan)

Engine Compatibility

• N45N 1.6L Petrol (116HP)

Model Variants

• 116i
• 316i

Transmission

• Manual transmission only

Model Years

• Approximately 2007–2011 (LCI models)

OEM Part Numbers / Cross References

• 7581848
• 12147581848
• 7581847
• 7581846
• 7582763
• 7583461

Function

This DME (Engine ECU) controls:

• Fuel injection system
• Ignition timing
• Air/fuel mixture
• Throttle and engine response
• Emissions and engine efficiency
• Communication with transmission and other ECUs

It is the main engine management computer.

Important Notes

• Must match engine type (N45N) and manual transmission
• Coding/programming or ISN alignment may be required
• Immobilizer (CAS/EWS) synchronization may be necessary
• Professional installation and BMW diagnostic tools recommended

Item Details

• Brand: BMW (OEM)
• Part Number: 7581848
• Type: Engine ECU / DME
• Transmission: Manual
• Condition: Used

Return & Shipping Policy

• Returns accepted within 14 days of delivery
• Item must be returned in original condition and packaging
• Buyer is responsible for return shipping costs
• Import duties and taxes are buyer’s responsibility

Important Notice

• Used electronic control unit
• We are not responsible for coding, programming, or compatibility issues
• Always verify part number and engine compatibility before purchase

Contact

For VIN compatibility confirmation or technical questions, please message before purchase.