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.

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.

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.

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 ...

A code check revealed these codes in memory: P006A — MAP-MAF air flow correlation; ... According the Rod, “the range sensor codes jumped right out at us, so we checked the backup lights.

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