When to replace o2 sensors

Originally Posted by Z_ealot Would this cause a hesitation in acceleration? My scantool doesnt have the ability to pick up on the pre cat o2 sensors, but from what i

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When to replace o2 sensors

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09-09-2016, 11:02 AM

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Jsolo

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Quote:

Originally Posted by Z_ealot

Would this cause a hesitation in acceleration? My scantool doesnt have the ability to pick up on the pre cat o2 sensors, but from what i can gather from the stft and ltft it seems like the sensors are functioning, like you said though they could just not be responding quick enough which is what i suspect might be happening

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Sure, O2 response plays a huge role in fueling. If the o2 is lazy, throttle response will suffer. I'd start by cleaning the throttle bodies then go from there.

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