Car runs better without front 02's?
Ever since I put in the 02 extensions and hooked up the 02's for the LT's it's run like crap (first 2-4 minutes of driving it will stumble and choke, very slugish) but I unhooked the 02's and it all went away. Do I have the 02's plugged in the wrong connectors? where are the front 2 connectors located?
Originally posted by AsianSensation
I don't see how you can plug them up the wrong way. It's just a 4-pin flat conector. One connector on each side of the engine. I know that kind of vague. But it's just a 4-pin flat conector.
I don't see how you can plug them up the wrong way. It's just a 4-pin flat conector. One connector on each side of the engine. I know that kind of vague. But it's just a 4-pin flat conector.
The rear O2 sensor has a 4 pin square connector, so it's impossible to get the pre and post O2 sensors mixed either.
The magazine cover is photo "chopped". I did it to make fun of ricers. And I must say I did a bad job with the picture.
The magazine cover is photo "chopped". I did it to make fun of ricers. And I must say I did a bad job with the picture.
Originally posted by AsianSensation
The rear O2 sensor has a 4 pin square connector, so it's impossible to get the pre and post O2 sensors mixed either.
The magazine cover is photo "chopped". I did it to make fun of ricers. And I must say I did a bad job with the picture.
The rear O2 sensor has a 4 pin square connector, so it's impossible to get the pre and post O2 sensors mixed either.
The magazine cover is photo "chopped". I did it to make fun of ricers. And I must say I did a bad job with the picture.
actually i'm retarded for not paying close attention to the font and quality of the picture. just gave it a quick glance
So a bad 02 could cause this stumbing? is that a indication of a bad 02 sensor? I plugged left sensor in today and drove it and no stumbling. i'm gonna plug in the right sensor and unplug the left and see how that goes. I love this game
the first 2-3 minutes of opporation is open loop meaning the O2 sensors are not even functioning yet or relaying info back to the PCM so they are basically inactive. unplugging them will be just like running the car in the first 2-3 minutes so what you first said isnt really making much sense... how it runs better with them unplugged than in the first couple minutes with them plugged in. maybe you mean it was running more than 5 minutes?
also, unplugging 1 O2 sensor will put the car in open loop as will unplugging both of them so it makes no difference if you unplug 1 today and then the other tomorrow b/c nothing will change.
also, unplugging 1 O2 sensor will put the car in open loop as will unplugging both of them so it makes no difference if you unplug 1 today and then the other tomorrow b/c nothing will change.
I don't know what's going on then! Since I installed the front 02's it starting stumbling withing the most 5 minutes of driving and only lasted about 15-30 seconds. I basically unhooked both 02's and the stumbling went away. but I have no clue what the hell i'm doing
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ro2207
LT1 Based Engine Tech
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Dec 4, 2014 06:18 PM



