1998 Toyota Corolla REPLACING O2 SENSOR

1998 TOYOTA COROLLA
192,000 MILES • 4 CYL • FWD • MANUAL
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MYSTICBLUE98LE
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CAN I REPLACE A CATALYTIC CONVERTER AND A O2 SENSOR MYSELF AND IF SO WHAT DO I NEED AND IS IT WORTH DOING IT MYSELF
Sep 7, 2010 at 6:50 PM
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MMPRINCE4000
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Many Toyota convertors are bolted in, if so, unbolt and replace. If welded in, then a shop will have to remove and re-weld.

The O2 sensor screws into a bung in exhaust. Disconnect and unscrew.
Sep 8, 2010 at 7:49 AM