Codes P1119 and P0430

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Codes P1119 and P0430

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04-24-2015, 10:16 PM

hancock1701

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Join Date: May 2013

Location: Orange County, California

Posts: 266

Quote:

Originally Posted by JFP in PA

P1119 is for low heating current on the O2 sensor ahead of the three way cat on bank 4-6; P0430 is for a low conversion rate on the cat on the same bank.

I would test the heating circuit on that sensor and see if has gone bad.

Could you please show me how to test the heating circuit? Do I remove the sensor and test the wiring on the sensor?

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