WHY MY CATALYTIC CNVERTER IS GLOWING RED?

  • Tiny
  • Anonymous
  • 2002 Toyota Sienna
  • 168,000 miles

Why my Catalytic cnverter is glowing red?

Thursday, December 20th, 2012 AT 1:08 AM

2 Replies

  • Tiny
  • Jacobandnickolas
  • Expert
  • 68,409 posts

That happens when they plug up. It needs replaced.

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Thursday, December 20th, 2012 AT 1:14 AM
  • Tiny
  • rasmataz
  • Member

Its either running too rich due to defective oxygen sensor or its clogged-Get an exhaust backpressure test to rule it out

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Thursday, December 20th, 2012 AT 1:16 AM

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