Questions & Answers for: Cadillac symptoms if o2 sensor has failed

...O2 sensor has failed. An O2 sensor has to be up around 900 degrees to function properly, and if its heater fails, it won't get up to temperature (thus the "not ready" diagnosis). Replacing the O2 ...

...O2 sensor was introduced in 1976 on a Volvo. California vehicles got them next in 1980, then federal emission laws made O2 sensors virtually mandatory on all cars and light trucks built since 1981. ...

...o2 sensor that befor the cat off 200 caddy escalade To remove the O2 sensor you will need an O2 sensor socket that you can buy at most auto part stores, or you can dis-connect the wire connector for ...

o2 sensor - check engine light You need to get a new O2 sensor. You can change it yourself. Make sure engine is cold so you don't get burned. Unplug old sensor and unscrew. Install new sensor and plug

O2 Sensor? Did you get a code? And after you changed the sensor did you clear the code? If you did change the sensor because of the code I have to give you some Info. Lots of people pull the code from

o2 sensor, there may be no noticeable symptoms other than:    MIL (Malfunction Indicator Lamp) illumination    Poor/ rough idlePotential causes of an P0147 code include:&

O2 sensors that are new and still the PCM indicates a faulty sensor..? did u have computer reset after changing them what code getting.many things will set off faulty oxygen sensor code.you could have

...O2 sensor boss on the exhaust pipe which allows outside air into the pipe at the O2 sensor and skews the post catalyst O2 sensor reading. The hole may or may not be readily visible, depending on its ...

O2 sensor problem, and I would start by replacing it. When the engine first starts and it is relatively cold, it goes into open loop mode and does not use O2 sensor readings to control fuel flow (uses

...symptoms: - Lean condition - Misfire - Rough idle • The system will go lean if an injector is not suppling enough fuel. • A lean condition could be present during high fuel demand. • A malfunctioning ...