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am i wasting gas or harming anything not useing O2 sensor

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Old Sep 17, 2004 | 10:06 AM
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rangcrx's Avatar
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Default am i wasting gas or harming anything not useing O2 sensor

my pr3 chip i guess does not need the O2 sensor i have not had it pluged in most of the time driving but just want to make sure im not messing anything up or wasting gas engine of course runs flawless no codes or CeL just seeing if it iwll make a big deal read up on the O2 sensor but not to sure on the use any info will help thanks
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Old Sep 17, 2004 | 11:18 AM
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it'll run richer and you'll waste more gas than if the 02 sensor was not disabled.
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Old Sep 17, 2004 | 11:30 AM
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yeah it wont hurt shit, just run a bit on the rich side, you can do like me and just tune your car with no O2 sensor!!!!
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Old Sep 17, 2004 | 02:06 PM
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thats what i was thinking richer thanks
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Old Sep 17, 2004 | 02:33 PM
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the pr3 will run in closed loop mode. It will not adjust the A/F ratio under partial throttle. Most pr3's and pw0's run better with NO o2 hooked up.
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