Diesel Exhaust Fluid Pump - Cleaning

CLEANING





1. Do not attempt to remove the screen filter or orifice from the quick connect service port fitting.
2. Using shop air and a rubber tip blow gun, blow air through the backside (1) of the inlet fitting onto a white piece of paper and inspect for debris on the paper (2).
3. If debris is found in service fitting then remove the Diesel Exhaust Fluid (DEF) tank level temperature sensor and inspect the filter and replace as necessary Diesel Exhaust Fluid Level/Temperature Sensor - Removal
4. If necessary clean the DEF tank Procedures.