I had a test done at local auto-parts store that showed a code of PO138. They told me this indicates a problem with the oxygen sensor. I replaced the oxygen sensor and the light never went out. I ...

Lawsuit alleges Apple Watch's blood oxygen sensor 'racially biased'; accuracy problems reported industry-wide Studies found that pulse oximeter devices are less accurate for dark skin tones.

Land Rover says some of its 2010-12 LR2 models may illuminate the Check Engine light and log O2 sensor trouble codes P2097 and P2099 in computer memory. If there are no drivability symptoms associated ...

However, excess idling can cause oxygen sensor problems on DPF-equipped trucks. Excess idle time might be defined as leaving the engine running while hooking up a trailer or letting it warm up ...

When vehicles have check engine light problems, the leading culprit is a faulty oxygen sensor, the most frequently diagnosed repair in 25 states, according to the CarMD research of more than 1 ...

The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's been MIA for more than a year thanks to a patent spat, but it's back in action now.