A054U492 | Genuine Cummins® Coolant Temperature Sensor 6.7L ISB & QSB Exhaust Gas Recirculation (EGR) Cooler Coolant Pipe A DEF (Diesel Exhaust Fluid)

A DEF (Diesel Exhaust Fluid) Sensor Head Assembly 90035640 is a critical emissions control component in modern diesel engines equipped with Selective Catalytic Reduction (SCR) systems

it reacts with nitrogen oxide gases (NOx) and converts them into harmless nitrogen and water vapor

security system Sleeper functions If equipped: auxiliary HVAC

Signs of a Bad Diesel Exhaust Fluid DEF Sensor Head 908-0250-01:

Signs of a Bad Consolidated Engine Controller 1833341C2:

A054U492 | Genuine Cummins® Coolant Temperature Sensor 6.7L ISB & QSB Exhaust Gas Recirculation (EGR) Cooler Coolant Pipe A DEF (Diesel Exhaust Fluid)Description: A Coolant Temperature Sensor (CTS) A054U492 is a sensor in a vehicles engine that measures the temperature of the engine coolant (antifreeze) and sends that information to the engine computer. Part Number: A054U492 Condition: New Manufacture Brand: Cummins Fits A054U492 For EPA24 6. 7 liter ISB QSB Purpose of using A054U492: Monitor engine temperature The sensor measures how hot or cold the engine coolant is. Control fuel mixture When the