This bulletin applies to 2013-2018 Ram 2500/3500/4500/5500 vehicles equipped with a 6.7L Cummins turbo diesel engine. The malfunction illumination lamp (MIL) may be on, accompanied by diagnostic trouble code (DTC) P218F (reductant no flow detected) and/or P202E (diesel exhaust fluid/reductant injector performance). The customer may experience no driveability issues. The concern may occur when the vehicle is parked for an extended time in temperatures below 12 degrees F.
Using a scan tool, first, verify that all systems are functioning properly. Correct any issues before proceeding. Obtain a Diesel Exhaust Fluid (DEF) Injector Cover Kit part number (P/N) 68564806AA. This is a thermal protective cover for the DEF injector. Instructions are included with the kit.
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