OEM engine control module (ECU/ECM/DME) for BMW E70 X5 and 335i equipped with the N55 engine, model years 2011–2014.

Main OEM PN: 8615879 / 86-15-879 / 86 15 879.

⭐ Key Features

• Genuine BMW OEM DME engine control module

• Correct unit for N55 turbocharged engines

• Controls ignition, fuel delivery, boost, emissions, and engine diagnostics

• Ideal replacement for no-start, rough running, or DME communication faults

• Direct-fit when matched by OEM PN, software version, and VIN

🛠️ Condition

Used OEM — inspected, clean, and fully functional. No corrosion or water damage. **All BMW DMEs require programming, coding, and VIN alignment** before the vehicle will start. Match PN exactly.

📐 Compatibility

Fits 2011–2014 BMW models with the N55 engine, including:

• E70 X5

• 335i (verify chassis)

Position: engine control module (DME/ECU).

🔢 Part Numbers

8615879

86-15-879

86 15 879

Interchange / Replaces: 8615879; 86-15-879; 86 15 879;

Fits: BMW E70 X5 & 335i 2011–2014; N55 engine DME.

📦 What’s Included

Engine control module (ECU/DME) as shown.

🚫 Not Included

Mounting hardware, wiring harness, key, CAS/FEM module, or programming services.

🔧 Install & Tech Tips

DME **must** be programmed and synchronized with the vehicle’s immobilizer (CAS/FEM). Use a BMW specialist or ISTA tool. Match all numbers on the label for proper compatibility.

🚚 Shipping & Warranty

Ships within 1 business day

90-day warranty & easy returns

Expedited shipping