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Excessive Soot or Smoke
Why it matters:Frozen DEF can’t be pumped or injected → emissions faults and derate
Driver Alerts / Dash Warnings
A Diesel Exhaust Fluid (DEF) header 502373 is a key component in a diesel vehicle’s emissions control system
For Volvo Engine: D13
A052N289 | Genuine Cummins® Diesel Exhaust Fluid Tank With Sensor Front Radar Sensor FLR-21 Excessive Soot or SmokeDescription: A Diesel Exhaust Fluid (DEF) Tank with Sensor A052N289 is a part of the emissions system on modern diesel vehicles (especially trucks and heavy equipment). It stores a fluid called Diesel Exhaust Fluid (DEF) and uses sensors to monitor the fluid so the engines computer knows how the emissions system is working. Part Number: A052N289 Condition: New Manufacture Brand: Cummins Fits A052N289 For Cummins Engines Tier 4 6. 7 liter ISB QSB
