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Discussion Starter #1
ok so now my car is throw some weird codes. it tells me 1131 and 1132 and when i looked those up 1131 is lack of HO
2511 switch- indicates lean. ok that is fine i can fix that but then i am geting an 1132 wich is lack of HO2511 switch- indicates rich. how is this possible the same swith contradicting itself please help....
 

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oxygen sensor goin nutty... replace upstream and downstream sensors and it should clear things up
 

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Discussion Starter #3
what happenes if i dont have one and i go turbo do you have to have them or no?
 

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If you dont have a o2 at all that is why your throwing both codes and your now running in open loop all the time
Your car can be tuned to run open loop but it is tricky to do , its best to install the front o2 and turn off the back one in the tune and leave it out

Tom
 

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Discussion Starter #5
i have a aem eugo a/f kit does that replace the forward o2 sensor?
 
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