catalytic converters are located near the muffler.very difficult to replace
Crawl under the vehicle and follow the exhaust pipe from the engine rearward. You will run into the catalytic converter.
look under you Chevy and locate the catalytic converter. Your 02 sensors are located before and after the catalytic converter on your muffler. See 1 or 2?
Between the exhaust header and the catalytic converter.
The oxygen sensor is located just upstream from the catalytic converter. Crawl under the vehicle, and locate the catalytic converter, after the exhaust manifold and before the muffler. There should be a four wire sensor there.
Crawl under the vehicle and look up at the exhaust system. The catalytic converter is the first part that looks like a muffler mounted in the exhaust system coming rearward from the engine.
Crawl under the vehicle and look up. You will see the converter connected to the exhaust pipe coming from the engine.
The oxygen sensor on a 1991 GMC Sonoma is typically located on the exhaust system, either before or after the catalytic converter. It may be found near the exhaust manifold or along the exhaust pipe. You may need to consult a repair manual or seek professional help to locate and replace it.
They are all threaded into the exhaust system at various points starting with one directly behind each exhaust manifold then one just before the catalytic converter then one just after the catalytic converter.
To locate the oxygen sensor on a Suzuki Swift, first, identify whether you are looking for the upstream (pre-catalytic converter) or downstream (post-catalytic converter) sensor. The upstream sensor is typically found on the exhaust manifold or just before the catalytic converter, while the downstream sensor is located after the catalytic converter. You can trace the exhaust pipe from the engine to find these sensors, which usually have a wiring harness connected to them. If you're unsure, consulting the vehicle's service manual can provide specific diagrams and locations.
To remove the catalytic converter from a 2001 Daewoo Leganza, start by safely lifting the vehicle and securing it on jack stands. Disconnect the battery, then locate the catalytic converter, which is typically found between the exhaust manifold and the exhaust pipe. Use a socket wrench to remove the bolts or clamps securing the converter in place, and gently detach it from the exhaust system. Finally, ensure all connections are clean before installing a new catalytic converter if needed.
Sensor 2 is the one after the catalytic converter. Located strait down under intake.
On a Ford Expedition ( 4.6 and 5.4 ) Bank 1 is the passenger side of the engine Sensor 1 would be close to the engine BEFORE the exhaust enters the catalytic converter Sensor 2 would be AFTER the exhaust has passed through the catalytic converter