Everything You Need To Know About P1223 Cummins Code
What is the p1223 Cummins code? The p1233 code indicates you have an issue with an excessive fuel flow back. The Engine Control Module, often known as the ECM, establishes a Leakage detecting issue when the fuel flow overreaches an intended value. It can become quite annoying when you are driving your Cummins, and suddenly a…