What does the O2 sensor code p2195 mean?
What does the O2 sensor code p2195 mean? Code P2195 is an indication that the ECM is getting a signal to go lean from the O2 sensor and has tried to lean out the mixture to its limit and the system is still too rich. What does the PCM error code p2195 mean? Error Code P2195 means the A/F ratio has deviated from 14/7:1 and the PCM can no longer correct it by itself. Meaning, the engine has tried to lean out a rich condition and failed. Bank 1 is the side of the engine that contains the Cylinder #1....