Question

What is the meaning fo the engine code P0430 on my 2005 Audi A6 Quattro?

Answer 1

Hi there,

This code is for the bank 2 catalytic converter working below threshold. This usually means you will need to replace the bank 2 catalytic converter. You can also get this code sometimes from a faulty rear O2 sensor

Answer 2

P0430 AUDI - Catalyst System Efficiency Below Threshold Bank 2
Read more: https://www.autocodes.com/p0430_audi.html