Code P0430

Tiny
JABAFLAB
  • MEMBER
  • 2003 HONDA ACCORD
  • 3.0L
  • V6
  • 2WD
  • AUTOMATIC
  • 194,645 MILES
Catalyst system efficiency below threshold bank 2.
How would you start to pin-point this?
Sunday, March 1st, 2020 AT 10:32 PM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Good morning,

This code indicates a bad catalytic converter. The insides are worn out and it cannot process the gases anymore.

Here are some guides that will help with this.

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

https://www.2carpros.com/articles/how-to-test-a-catalytic-converter

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

This is a very common issue.

Roy
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Monday, March 2nd, 2020 AT 7:12 AM

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