Either replace the whole 'Y' pipe or cut out the old one and weld a new one in.
Replace the catalytic converterReplace the catalytic converter
Underneath the vehicle mounted between the engine and the muffler.
If the converter is defective there is no alternative. You must replace it.
Roughly $1300 You may have a warranty that covers it however.
You can't repair it. It must be replaced.You can't repair it. It must be replaced.
I went to a muffler shop and was charged $225 for parts and labor
Where could I find diagram for 2003 catalytic converter on a Mazada 6
There will be one before and one after the catalytic converter.
Not unless it is clogged or defective. It is illegal to remove it without installing another one.
Yes
On your 2003 Ford Taurus : The torque converter is INSIDE the bell housing of your automatic transaxle ( transmission ) where the transaxle is bolted to the " rear " of the engine
2, one before the catalytic converter and another after the catalytic converter.