On the exhaust near manifold to engine. look for a thing with a couple wires on a pipe.
The 1988 Toyota oxygen sensor is located on the air cleaner housing. You will find the sensor, on the back side of the housing.
The upstream heated oxygen sensor is located ahead of the catalytic converter The downstream heated oxygen sensor is located behind the converter
There are two oxygen sensor for Mitsubishi Outlander. Front Oxygen Sensor and Rear Oxygen Sensor
You can find it in the exhaust manifold. There is only one sensor over there. Sometimes the sensor is called oxygen sensor because on some Camry models at the same location the oxygen sensor is installed. Most of camries have oxygen sensor.
If the vehicle was built with an oxygen sensor, you will need an oxygen sensor.
Upstream Oxygen Sensor heater performance. That will be the first oxygen sensor in the exhaust pipe ( closest to the engine ) on the passenger side head. You need to check the wireing connector that hooks to the oxygen sensor for a broken wire are bad connection. If you find no problems, then replace oxygen sensor.
It's integrated into the oxygen sensor. Buy a new oxygen sensor and you get a free oxygen sensor heater.
P0125 is about coolent temp. sensor the problem is not the coolent sensor. When you have lazy Oxygen sensor you get this code. It is sensor 1 but you need to find out which bank, the only way you can find this out by snapon scanner.
You can find it in the cylinder head next to the oxygen sensor harness.
The 1991 Pontiac Grand Prix oxygen sensor is located on the outside of the air filter housing. You will find the sensor on the back side of the air filter housing.
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.