1997 MAZDA 626 CODE 421 PROBLEM

  • Tiny
  • Lanebo40
  • 1997 MAZDA 626

I have a 1997 mazda 626 mileage is 97k, i'ts giving me a code 421. Ive taken it to 2 mechanics and they have replaced the catalyts converter but it didnt solve the problem. Is there a tempature sensor in the exhaust system that I should look at.

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Wednesday, January 3rd, 2007 AT 7:11 PM

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  • Tiny
  • Mwhitney
  • MEMBER


http://www.2carpros.com/forum/automotive_pictures/48676_78757862_1.jpg



http://www.2carpros.com/forum/automotive_pictures/48676_78757863_1.jpg



http://www.2carpros.com/forum/automotive_pictures/48676_78757864_1.jpg

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Tuesday, January 16th, 2007 AT 8:54 PM
  • Tiny
  • Cosmo
  • MEMBER

Which cat did they replace? The one under the car in the center?

Cosmo. Mazda TEch

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Wednesday, January 17th, 2007 AT 12:00 PM

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