Oxygen sensors are not among the maintenance items that need to be replaced regularly, so they typically are replaced only when they fail.

Learn when TPMS sensor replacement is needed, how sensor modes work, and tips for troubleshooting signal issues in the shop.

An O2 sensor is an O2 sensor, right? Well, not really. Not only does the 30-2001 offer a more accurate AFR reading than just about anything readily available, it does so much quicker. How quick?