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JD.
Dodge Dakota
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12/23/2009
10:33:01

Subject: Engine code 0420
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Just replaced my front 02 sensor, after about 2 weeks I got an engine code of 0420. Does this mean that my Cat. conv. is bad? Thanks..



Patrick Bond
Dodge Dakota
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12/24/2009
01:13:04

RE: Engine code 0420
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Catalyst System Efficiency Below Threshold (Bank 1) from www.obdii.com HTH



I would test you post o2 sensor to see if it is reading correctly.



Forseti
Dodge Dakota
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12/24/2009
02:08:17

RE: Engine code 0420
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What year,engine, and how many miles do you have on it ?



JD.
Dodge Dakota
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12/24/2009
11:29:18

RE: Engine code 0420
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It is a 99 with 82K on it, converter was changed at 60K due to rust decompsition per inspecting emissions while still living up north. Down here in VA NO emissions check. Yahooo...



420
Dodge Dakota
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12/24/2009
12:25:32

RE: Engine code 0420
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It the code to get high LOL



JD.
Dodge Dakota
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12/25/2009
10:55:49

RE: Engine code 0420
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You got me, LOL does mean somthing in a positive way. JD>



Forseti
Dodge Dakota
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12/25/2009
23:16:21

RE: Engine code 0420
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Who replaced the converter ? The dealership ?



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