Problem Reports

Toyota Corolla

Report: Catalytic Converter

• Which is best to repair first the cat converter or the manifold?
  I had a new cat converter put in 2yrs ago. Almost a yr to the day check eng light came on and I...

  Q&A > Toyota > 1998 Toyota Corolla

• repalce cataletic converter
  cataletic converter needs replacement, how much does it cost?

  Q&A > Toyota > 2003 Toyota Corolla

• should an O2 senson rreplacement accompany a cat converter replacement?
  A mechanic told me that I should replace the O2 sensor at the same time as the cat. converter....

  Q&A > Toyota > 2003 Toyota Corolla

• P0420 Code
  Can a P0420 Error Code show up when a ECM is defective? What the code points toward is the Cata...

  Q&A > Toyota > 2005 Toyota Corolla

• Engine light code PO141. Replaced O2 sensor (Bank 1 Sensor 2), light came back.
  Engine light code PO141. Replaced O2 sensor (Bank 1 Sensor 2), checked wiring from sensor to harness (OK), swapped EFI relay (90084-98009) with same part that controls window de-fogger (980084-9800...

  Q&A > Toyota > 1996 Toyota Corolla