1998 Subaru Impreza "o2 sensor" Questions

I'm thinking its the TPI sensor or O2 sensor. Can anyone confirm? check for any loose wires near battery or alternator, O2 would give you crappy gas mileage, check TPS sensor(throttle position sensor

...o2 sensor. Subaru's tend to backfire because they run a bit rich from factory. If you could give us a check engine light code I can clarify what the problem is. if that doesnt work...it might be the ...

...shifted to rich (o2 sensor, map/maf sensor, coolant temp sensor, Throttle position sensor, etc, etc) Tell me...What is the NoX Reading? replace the 02 sensor. It can be tested but most likely its

...O2 sensor according to the above link, and it is bank 1 sensor 2 low, the 2 meaning that it is downstream past the catalytic converter but not on the manifold. - Heated Oxygen Sensor (H2OS) Bank 1 ...

...airflow sensor, o2 sensor. Yes everything is working properly. I had cleaned the injectors with 2 cans injector cleaner. Any idea what other problem could have caused this issue? plug wires, or ...

...O2 sensor has a nice detail set of instructions for replacement. Location varies with model of Subaru, but most are installed just upstream (towards the engine) from the catalytic converter located ...

...o2 sensor then the engine light and traction control light came on solid and the cruse light flashes gives a code of p2096 so we changed the up stream o2 and mass air flow sensor drove for 200 miles ...

...o2 sensor or a disconnected wire connector, sometimes with the heat they go bad after awhile check your wires and your sensor for continuity. For the EES it could just be your fuel cap is bad or not ...

my check light is on- and the diagnostic said i had a front o2 sensor problem, where is it Its located near your Cat Converter.

...O2 sensor. I have the slotted socket but it will not turn to loosen, it keeps slipping and is ruining the socket. What can I do? O2 sensors are easier to remove when hot be careful not to burn your ...