I already changed EGR valve and light and code came back in 2 months. What to check for?
Hi there,
Since replacing the EGR hasn't solved the issue, it's possibly a wiring issue. Here is some more info for you.
P0404 DODGE - Exhaust Gas Recirculation Position Sensor Performance Read more: https://www.autocodes.com/p0404_dodge.html
33.7k questions
32.5k answers
1.3k comments
23.0k users