Oct 10, 2019 — ... certain emission components, I found that oxygen sensor #1 had a voltage fluctuation much more than that of the 2nd (downstream) sensor, ...
o2-sensor-voltage-fluctuation
3925e8d270
o2 sensor voltage fluctuation, downstream o2 sensor voltage fluctuation, oxygen sensor voltage fluctuation, post cat o2 sensor voltage fluctuation, should o2 sensors fluctuate, what should downstream o2 sensor voltage be