Where is the ECU on a 2010 ML350CDI?

The Engine Control Unit (ECU) on a 2010 Mercedes-Benz ML350 CDI is typically located in the engine compartment. Specifically, it can be found near the firewall on the passenger side, often mounted on or near the intake manifold. Accessing it may require removing some covers or components for better visibility. Always consult the vehicle's service manual for precise location and handling instructions.