Dodge Code P0404
EGR ‘A’ Control Circuit Range/Performance
What I found in this instance was an common connection related to the EGR & ETC. The common wire is the DB/DG (Dark Blue/Dark Green). This is the K900 I refer to in the video shown below the EGR wiring diagram.
2008 Dodge Ram 1500 5.7 EGR/Coolant Temperature Sensor Wiring Diagram
Code P0404 Step by Step Diagnostic Procedure & Possible Causes
