2000 Honda Civic Q&A
2000 Honda Civic Question: installing cat converter
You have to remove the exhaust shields and the exhaust manifold as well as disconnect the header pipe. You also need to have the car up, at least on jack stands, so you can get under it. I have done a few and it is not too bad. - dandd
Cracked exhaust is common on both exhaust manifolds and manifold/catalytic converter combination. Replacing the cracked component will repair the problem.
I have a 2001 Civic EX (173000 miles) in California and had got my Check Engine light inspected at a local repair shop. The car had 2 codes P1457 and P0420... the mechanic said that the Catalytic C...