4354538 | Genuine Cummins® ECM Electronic Control Module

Part Number: 4354538 Condition: New Manufacture/Brand: Cummins Related Part Numbers: 4354538RX, 4354505 Description: An Electronic Control Module (ECM) — sometimes called an Engine Control Module — is a critical onboard computer in vehicles and equipment that controls and monitors the engine's operation. ECM Electronic Control Module ISX12N ISB6.7 ISL8.9 Fits For Freightliner, Trucks Equipped With Cummins Engines Engines: ISX12N ISB6.7 ISL8.9, 15N CM2380 M104B, 15N CM2380 M105B, 6.7N CM2380 D109B, B6.7N CM2380 B150B, ISL G CM2180, ISX12 G CM2180 EJ, ISX12N CM2380 X120B, L9N CM2380 L124B, L9N CM2380 L130B, L9N CM2380 L142B Purpose: The ECM acts as the “brain” of the engine, constantly collecting data from sensors and sending commands to control components like: Fuel injectors Turbocharger (if equipped) EGR valve (exhaust gas recirculation) Ignition timing (in gasoline engines) Throttle position / response Idle speed Emissions systems Signs of a Bad Electronic Control Module Engine won’t start Poor performance or fuel economy Check Engine Light (CEL) stays on Irregular shifting (if ECM is linked to transmission) Fault codes (like P0600, P0606)   About the Manufacturer – Cummins: Cummins is a leading American manufacturer of diesel and natural gas engines, as well as power generation systems and emissions solutions. Founded in 1919 and headquartered in Columbus, Indiana, Cummins is known globally for its durable, high-performance engines used in trucks, buses, construction equipment, agriculture, and power systems. The brand is widely respected for its innovation in clean diesel technology, including aftertreatment systems, turbochargers, and advanced electronics that help reduce emissions while maximizing engine efficiency and reliability.