...O2 sensor (by the exhaust manifold) but it didn't fix it... Does anyone know if the downstream one is hard to replace and where it is located? I can't find it. Thanks! Pete Testing the the O2 sensor ...
...oxygen sensor ( before the catalytic converter) sensor 2 refers to the downstream o2 sensor(after the cat) So if your No.1 cylinder is on the left side(drivers side) then your assumption is
...1 upstream and 1 downstream o2 sensor and the light came back on. What to do? Some computers have to be reset more than once for some reason and most of the scanners are equipped with this
...those readings. You need find out which o2 sensor is bad. Bank 1 sensor 1 is the one before the Catalytic converter (upstearm) Bank 1 sensor 2 is the one after the Catalytic converter
...O2 sensors on your 99 mercury cougar. Two upstream (intake) and two downstream (exhaust). If you are standing in front of the vehicle find the exhaust manifold (close to the radiator and as low). The ...
...downstream o2 sensors and it still keeps popping up. The check engine light is still on. any ideas?? i read that it could be to high of fuel pressure Harness or connectors (The sensor circuit is open ...
...downstream, of the catalytic converters. A 7/8" wrench is the size needed to turn the O2 sensors. They just unscrew out normally. The connectors on the front O2's will be a challenge. They are way up ...
...o2 sensor. try a scanner, if the downstream sensor is attempting to make a 99% fuel trim adjustment, you can bet it needs changing along with the catalytic converter. get someone to follow you and ...
downstream O2 sensor reading should be fairly steady. Typically the P0420 code triggers the Check Engine Light if the readings of the two sensors are similar. This is indicative of (among other things
...O2 sensor routing - YouTube ? 0:18 https://www.youtube.com/watch?v=OgduuUfKeao Dec 1, 2009 - Uploaded by edsts2000 Video clip of the metal channel that Cadillac put in the 2000Seville ... To Install ...
3,307 questions posted
Usually answered in minutes!
2,262 Questions
2,121 Questions
1,869 Questions
1,431 Questions
1,365 Questions
