Bung some cataclean in and see what happens.
Does cataclean clean oxygen sensors.
No car manufacturer supports cleaning sensors.
One is before the cataclean was added.
It does this by being a crazy powerful catalytic converter cleaner.
The orange line is the o2s2 the oxygen after the catalytic converter.
Test your oxygen sensor.
To make this easier spray the sensor with wd40 and let it sit for 15 minutes.
Cataclean is a patented fuel and exhaust system cleaner that reduces carbon build up and also cleans your vehicle s oxygen sensors fuel injectors and cylinder heads.
Before you can clean an oxygen sensor you have to remove it from the exhaust manifold.
In addition the oxygen sensor and fuel injectors of your vehicle will be thoroughly cleaned.
Oxygen sensors may be tested for effectiveness.
Look at my two chart pictures i uploaded.
When you do this prevent leaks and fires by making sure the container is.
Pouring the bottle in the tank was half full knowing full well the next two days featured a 150 mile round trip.
Cataclean is safe for both petrol and diesel engines you don t have to buy different versions for each fuel type.
In particular it is formulated to clean the exhaust system oxygen sensors.
Excess carbon build up robs your vehicle of horsepower wastes fuel and increases emissions output.
If you find that your car has a faulty oxygen sensor here s how you can replace it.
1 cataclean catalytic converter cleaning treatment.
One bottle does both.
Note that the blue line o2si oxygen sensor bank 1 which is before the catalytic converter shows a normal oscillation like it should.
All that grime that built up on your catalytic converter will be eliminated.
Once the sensor is loose unscrew it and let it soak in a container of gasoline for at least 8 hours.
Cataclean is a patented epa approved fuel and exhaust system cleaner that reduces carbon build up and also cleans your vehicle s oxygen sensors fuel injectors and cylinder heads.
In fact you always risk voiding a warranty if you attempt to clean a sensor and something goes wrong later.