Set Condition
WARNING: This page is about a different car, the 2014 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
The PCM detects that the difference between the Diesel Exhaust Fluid (DEF) Injector Positive and Negative circuits is more than 1.0 Volt for 2.0 seconds. This is a two Trip Fault.