P0172 Chrysler -

Question

car was unused for a long time 3 ox sen replaced 3 month ago, e tested ok. Now engine fail caused by cam sensor both replaced along with ign coils all 6 and new plugs chrysler 2.7 2001 sebring.
getting P0172 code after 2 days driveing . any tips?

Answer 1

Hi there.

I would check for a leaking fuel injector issue or possibly a problem with the fuel pressure regulator. If it's sucking fuel into the intake system it will cause a rich mixture. Since the code is only for one bank, i would consider it's likely a leaking injector.