0261209066 Engine Computer Module ECU ECM for Merecedes-Benz R350 C280 C230 OEM

OEM GENUINE Mercedes‑Benz Engine Control Module (ECU/ECM)

Part Numbers: 0261209066 / 2721532979 / 2721533279 / 2721533779 / 2721533879 / 2721534579 / 272153509160 / 272153509180 / 272153509187 / 27215350918 Genuine OEM Used – Aluminum Housing – Programming Required

Restore proper engine management, ignition timing, fuel delivery, and drivability for your Mercedes‑Benz R‑Class, C‑Class, and C‑Sport models (2006–2012) with this OEM Engine Control Module (ECU). This module provides accurate engine data processing, ensuring stable performance and correct communication with the vehicle’s transmission, fuel system, and onboard diagnostics.

Condition & Quality

This is a used OEM Mercedes‑Benz ECU, removed from a functioning vehicle.

• Normal cosmetic wear on the aluminum housing

• All male pin + blade terminals intact

• Mounting points clean and undamaged

• ECU inspected for physical integrity

• Programming required before installation

• Please review all listing images carefully to confirm condition

Design Features

• OEM Aluminum Housing — Built to withstand engine‑bay heat and vibration

• Male Pin + Blade Terminals — Factory‑correct connector style

• High‑Precision Engine Data Processing — Ensures proper ignition, fuel mapping, and sensor communication

• Direct Bolt‑On Design — Matches factory mounting points

• Stable ECU Port Alignment — Ensures proper fitment in the engine compartment

• Compact OEM Construction — Fits without modification

Mounting & Installation Fitment

• Direct bolt‑on replacement for the same part number

• OEM mounting points and alignment

• Stable connector positioning for vibration‑resistant attachment

• Includes ECU module only (hardware shown in photos is included)

Installation hardware responsibility applies only to items not shown in photos.

Why Choose OEM

• Guaranteed factory fitment

• Accurate engine data processing

• Designed specifically for Mercedes V6 platforms

• Long‑term durability vs aftermarket units

• No compatibility issues — OEM modules match factory specifications

• Stable integration with transmission, ignition, and fuel systems

OEM components reduce installation issues and ensure proper vehicle operation.

Key Features & Specifications

• OEM Part Numbers: 0261209066, 2721532979, 2721533279, 2721533779, 2721533879, 2721534579 272153509160, 272153509180, 272153509187, 27215350918

• Replaces / Interchange: 14468340, 2721531679, 2721531779, 2721532979, 2721533279, 2721533779, 2721533879, 2721534579, 2721534779, 2721534879, 272153509160, 272153509180, 272153509187, 272153509188, 2721535279, 272153527960, 272153527980, 272153527988, 2721535479, 2721535579, 272153557960, 272153557980, 272153557988

• Application: Engine Control Module (ECU/ECM)

• Vehicle: Mercedes‑Benz R350 / C280 / C230

• Engine: 2.5L V6 / 3.0L V6 / 3.5L V6

• Material: Aluminum

• Country of Manufacture: Germany

• Warranty: 1‑Month Manufacturer Warranty

• Position: Engine Compartment

Vehicle Compatibility

Mercedes‑Benz R350 — 3.5L V6 Gas (4Matic)

2012 2011 2010 2009 2008 2007 2006

Mercedes‑Benz C280 — 3.0L V6 Gas

2007 (4Matic, Luxury) 2006 (4Matic, Luxury)

Mercedes‑Benz C230 — 2.5L V6 Gas

2007 (Sport) 2006 (Sport)

Important: Match your original part number to ensure proper compatibility.

Items Included

• Mercedes‑Benz Engine Control Module (ECU/ECM)

• Mounting hardware (only if shown in photos)

• No additional wiring or accessories unless shown