|01-07-2012 01:27 PM|
|01-07-2012 01:25 PM|
|Radioman||Front to rear: maniford (connected to the engine), catalytic converter, and finally the muffler|
|01-07-2012 01:07 PM|
|jeepercowboy||I don't have much experience on exhaust systems as bad as that sounds. Is the manifold the big unit just past the muffler upstream?|
|01-07-2012 01:00 PM|
|wwch99tj||Upstream o2 sensor is just after the manifold before the catalytic converter|
|01-07-2012 12:53 PM|
O2 Sensor. HELP!
So I picked up a new o2 sensor. I crawled under my TJ and I see one sensor directly in front of the muffler. However I see nothing to the rear of the muffler. So would this be the downstream sensor? I need to replace the upstream one.