It is a sensor placed in the exhaust flow that indicates the level of unburned fuel in the exhaust so the computer can adjust the air- fuel ratio
oxygen sensor
There is a failure in the oxygen sensor heater.
Right upstream oxygen sensor heater failure.Right upstream oxygen sensor heater failure.
There are two oxygen sensor for Mitsubishi Outlander. Front Oxygen Sensor and Rear Oxygen Sensor
This tells you which oxygen sensor is out, look at your vehicle diagram to see where this sensor is located.
Oxygen sensors do no work well when they are cold so manufactures have installed a heater in the sensor to get it up to speed quickly.
If the vehicle was built with an oxygen sensor, you will need an oxygen sensor.
Bank 2 sensor 2 refers to the oxygen sensor on the passenger side of the exhaust system and after the catalytic converter. heater circuit is the oxygen sensor or the wiring going to it, it is what is called a heated oxygen sensor. Google image search oxygen sensor and that is what it looks like, and they can be a bear to get out.
It's integrated into the oxygen sensor. Buy a new oxygen sensor and you get a free oxygen sensor heater.
Never heard of an "ignition sensor". Do you mean oxygen sensor, or maybe crank position sensor, or cam position sensor? There is an ignition "module" also... The oxygen sensor is on the exhaust manifold. The crank posiiton sensor is on the backside of the block. The cam position is on each head.
Remove the vacuum hose from the oxygen sensor. Remove the oxygen sensor retaining screws. Reverse the process to install the new oxygen sensor.
Remove the oxygen sensor vacuum to. Remove the oxygen sensor screws. Reverse the process to install the new oxygen sensor.