Follow the diagnosis process from a professor and professional on a Dodge pickup:

We have a 2011 Dodge pickup truck on loan so one of my students can perform research on Active Regeneration of the Diesel Particulate Filter (DPF) and the NOx absorbing catalyst (NAC). I was told the truck had a new Engine Control Module (ECM) to cure issues with hard starting, low power, and multiple Diagnostic Trouble Codes (DTCs) intermittently showing up. I was assured the truck was now fixed…

Click here to read the rest of this article at Search Auto Parts>>