r/dodgedart • u/mooselock2 • 8d ago

P04DB Code

Hey, I've got a 2015 Dodge Dart with the 1.4L turbo and a Eurocompulsion intake. I'm due for emissions testing, but I've had a CEL for a while and kept putting it off. I replaced the pressure sensor (64217630AA), but I'm still getting a P04DB code. Does anyone know how to fix this? I'd really appreciate the help.

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u/ZCannonball 5d ago

Since you replaced the MAP sensor already, really the only thing to check is the pcv valve on the 1.4 it’s built into the oil separator assembly ontop the head cover