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You have poorn gas milage and when you step on the pedal your car has no power. You can tell mainly by it not having enough power

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Q: How can you tell if a catalytic converter isn't working?
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Oxygen sensor locations on a 2004 dodge stratus?

Oxygen sensors go in the exhaust pipes. There should be one before the catalytic converter and one after so that the computer can tell how well the catalytic converter is working.


How do you tell if an oxygen sensor is upstream or downstream on a 2002 Chevy silverado 1500?

Upstream would be before the catalytic converter. Downstream would be after the catalytic converter.


How can you tell if the catalytic converter needs replacing?

tap on it and if it rattles ,its done


What rear oxygen sensor does?

The rear oxygen sensor looks at the percentage of oxygen in the exhaust after it has passed through the catalytic convertor. The computer compares this with the reading from the front sensor to tell if the catalytic converter is working correctly.


How can you tell What is bad the catalytic converter or is it a sensor?

replace sensor,catalytic converters smell like rotten eggs when going bad


How can you tell exactly what a used catalytic converter is worth as scrap?

Take it to your local salvage yard and they will offer you a salvage price for the converter.


Would you be able to tell if the catalytic converter was stolen?

YES ! as soon as the engine was started , you would notice how noisy it was The catalytic converter(s) are in the exhaust system before the muffler , and removing the catalytic convertor just leaves an open exhaust pipe - extremely loud


What is the warranty on a catalytic converter?

i think it's something like 3-5 years. if not have a look on the website u got the catalytic car from and that should tell you.


Can Dodge Intrepid obdii tell you which O2 sensor is bad?

Yes, It will tell you bank 1 or 2 then sensor 1 or 2 ...Bank 1 is the exhaust pipe coming from the side of the engine with cylinder 1. Sensor 1 is before the catalytic converter, and sensor 2 is after the catalytic converter.


How do you tell if your catalytic converter went bad?

Loss of power, poor fuel mileage, converter gets red hot, possibly check engine light will come on.


Where is oxygen sensor 2 in bank 1 on a 2004 Mitsubishi Endeavor located?

Bank 1 Sensor 2 is located on the Right Hand Bank - After the catalytic converter. Meaning its on the bank closest to the firewall and after the catalytic converter. Call any Mitsubishi dealer and they will tell you where its @.


How do you know which catalytic converter to change on a 2001 Montero Sport LXS 3.0?

have it scaned by a snapon computer it will tell the bad one