Code P0430 catalytic converter problem

2011 DODGE JOURNEY
61,000 MILES • 2.7L • V6 • 2WD • AUTOMATIC
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SHUNNAUCE
  • MEMBER
  • 3 POSTS
So I know for sure that my catalytic converter is broken but my car as two catalytic converters. My bank 1 readings are normal (upstream and downstream are fluctuating and stable respectively), however my bank 2 readings are both fluctuating (downstream stable sometimes but nevertheless still fluctuating when driving).

Dodge says the car has two catalytic converters, one at the front and one at the back

I'm asking if bank 2 refers to the cat at the back the car and does this mean I just need to replace the catalytic converter at the back? and leave my front catalytic converter alone?
Jun 27, 2020 at 10:29 PM
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DANNY L
  • CERTIFIED EXPERT
  • 5,648 POSTS
Hello, I'm Danny.

To answer your question the Bank 2 catalytic converter is the front location catalytic converter.Here is a tutorial show basically what is involved for replacement:

https://www.2carpros.com/articles/catalytic-converter-replacement

I've attached picture step instructions below for replacement for your vehicle.Hope this helps and thanks for using 2CarPros.
Jun 28, 2020 at 1:25 AM