Just because a fault code indicates an oxygen sensor problem, don't just replace the O2 sensor. Use the following information to help diagnose the underlying problem. Share.

The P0171 "System Too Lean, Bank One" fault code you experienced is only one of the many fault codes a MAF sensor can set when under- or over-reporting the amount of air flowing into the engine.

As I've experimented and played with a lot of different sensors, I've discovered that these basic devices can be built for super cheap, and they're incredibly versatile. When you're done using an ...

Hello. I've had an ongoing problem with my 2008 Corvette for over a year. I have reoccurring fault codes of P0171 and P0174, fuel trim lean on bank one and two.

This massively simplifies the sensor code, as it only has to concern itself with reading out the appropriate registers, instead of also the timing and interpretation of the received bits.

Mitsubishi wants you to know that you need to be extra careful when troubleshooting knock sensor faults on 2007-08 Outlander SUVs. The problem has to do with the fact the knock sensor circuits were ...

Fuel smell under the hood or a stubborn check-engine light often points to a bad fuel-pressure sensor, but nothing stalls a driveway repair faster than not knowing where that tiny part hides. In most ...

Quick Response (QR) codes have been added to the TPMS technology program of Continental Commercial Vehicles & Aftermarket ...