4921776 | Genuine Cummins® Engine Control Module For ISB, QSB, ISL Supply Pump Module Gauges or warning lights flicker

Gauges or warning lights flicker or work inconsistently

Part Number: Q21-1077-2-103

Slow DEF filling

Part Number: 05026367AE

EngineMfr Cummins 2005 Kenworth T800 Engine Desg

4921776 | Genuine Cummins® Engine Control Module For ISB, QSB, ISL Supply Pump Module Gauges or warning lights flickerDescription: An ECM, or Engine Control Module 4921776, is essentially the computer that manages and controls how your vehicles engine operates. The Engine Control Module (ECM) sometimes called the Engine Control Unit (ECU) or Powertrain Control Module (PCM) is an electronic control unit that monitors and regulates engine performance. It uses sensors throughout the engine and vehicle to make real time adjustments. Part Number: 44921776, 4921776RX