2002 Pontiac Montana "02 sensor" Questions

...02 sensor bank 1 this morning and the check eng. lite is still on the code said that it was the one needed replacing the parts store said that it was normal and just needed to put replaced 02 front ...

...02 sensor circuit, These 02 sensor has a fuse in the engine junction box listed as IGN 1. This supplies 12volts to the heater circuit, check to make sure its not a open fuse. If you already replaced ...

exactly where is the upstream heater circuitr 02 sensor located nothing yet HO2s ( heated sensors) sensors are fitted prior to the cat converter. O2 sensors are fitted after the converter.

02 sensor for bank 1 sensor 1 on a 2001 Pontiac Montana? Where is the location of the O2 sensor for bank 1 sensor 1? Bank 1 sensor 1 means the first oxygen sensor closest to the motor. The location is

02 heater sensor bank 1, i don't know which one? there's a check engine light and i check it with the obd II computer, it shows 02 heater sensor bank 1? ask you local autozone or other parts store to ...

...02 sensor front bank1 in the exhaust in front of the cat. conv. just bought the van and the sensor light came on yesterday son has the van at work and I just told him that it may have a fuse alsoand ...

check engine light on said 02 sensors are bad were are they how do I get to them O2 sensor is mounted to exhaust manifold before cat converter

02 SENSOR AFTER CATALYTIC CONVERTER. ERASED THE CODE DROVE FOR 30 MINUTES AND THE CODE RETURNED , WHAT IS STILL THE PROBLEM? Check for a 12 volt feed to the sensor heater circiut,open power circiut,or

...one When you had one go bad, it fixed the problem for a short while. Now both they say are bad. 02 sensors last a long time if the engine has regular maintenance. Most likely your catalytic ...

...02 sensor is what sets this code. The numbers it produces, how fast or how slow they come is how it tells the ECM that the catalytic converter is getting worn out. The sensors it self can be bad and ...