Part Name: Urea Doser Injector / Dosing Module
Part Number: 0309CAM00641N
Category: SCR (Selective Catalytic Reduction) System Component
Function: Responsible for injecting AdBlue (urea solution) into the exhaust stream to reduce NOx emissions in diesel engines.
Common Symptoms of Failure:
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Urea Sensor Broken: Incorrect AdBlue level readings, system malfunction.
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Coolant Pipe Leakage: Fluid loss, overheating risk, and poor DEF system efficiency.
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DEF Nozzle Not Working: Inadequate urea dosing, high emissions.
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Warning Light on Meter: Malfunction indicator lamp (MIL), DEF or SCR fault warnings.
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SCR Fault Codes: System malfunction due to injector, sensor, or pipe issues.
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Dosing Not Occurring: Engine derate mode, increased emissions, and warning messages.












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