I CHANGED ALL 4 AND THE LIGHT IS STILL ON
Jeep Q&AAsk Your Question
2004 Jeep Wrangler Question: MY CHECK ENGINE LIGHT IS ON AND THE COMPUTER SAID CHANGE OXYGEN SENSORS AND I CH
Answer #1Tbone1980 August 19, 2013, 23:43Journeyman
double check all connections to be clean and tight, look for posible fuse, you may need an advanced scanner
to check if the sensors are reading.also try resetting computer..
Answer #2Joseph GMC August 27, 2013, 11:21Rookie
disconnect your battery for 10mins. this will reset all the readings. or if you have a code reader. you can reset pcm, any time you have a o2 serser code. you have to reset. check AUTO ZONE THEY CAN HELP, theyallways have a code reader handy.