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P0430
Posted to Technical Discussion Forum on 1/30/2014 9 Replies

Question = Will a melted Cat cause a P0430?

What mv should it read? low? high?

I do know that downstream O2 is to be steady around 400-600 mv's

B2O1 is switching fine 100-800mv. B2S2 is reading low & steady around 65mv Login to read more.

9 Replies Received (View Replies)

 

car Vehicle Data

2000 Chevrolet Express 1500 5.7L

Engine5.7 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2000 Chevrolet Express 1500 5.7L

Engine5.7 L
Trans4-speed Automatic (Electronic)