2003 Toyota 4Runner Limited V8 Logo

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Anonymous Posted on Apr 25, 2017

Took my 2003 Toyota 4runner in because engine light was coming on intermittently. That has happened before. Also complained of sulpher smell twice. the first time car was 6moths old...they said changed catalytic converter. Approx 4 years later sulpher smell, took in and they needed to replace catalytic converter. Now engine light on, but no sulfer smell, service rep says need new catalytic converter, $23000.00. my question is, shouldnt the second cat also be covered? is there any place I can go to print that info or show the rep the reference?

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Marvin

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  • Toyota Master 85,242 Answers
  • Posted on Apr 25, 2017
Marvin
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No it is not under emissions warranty the year is what is the factor, it is 7 years or 70,000 mile whichever comes first. You need the check engine fault code read and that fixed first, it is most likely the cause of the smell from the catalytic converter which is caused by a overly rich fuel air mixture. The fact you smelled the sulfur indicates the Cat is working. I was a certified repair and inspection technician for the Calif smog control program for 35 years.

5 Related Answers

Anonymous

  • 1990 Answers
  • Posted on Feb 04, 2009

SOURCE: Aftermarket Catalytic Converter for 2002 Toyota Solara (camry)

You can Install ANY Catalytic Converters that you wish on the Car. There are only Sensors Before the Converters. The only forseen Problem that I can see is: Do you have Smog Tests in the Area Where you live???? If so, You may have no Choice but to Install the Expensive ones or it May not Pass the Emissions Smog Tests. Here in Oklahoma, We do Not have Smog Tests and can Run any Exhaust that we Want But, Not everywhere in the US Is like this. Please Rate My Response! Thanks!

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mecanica03

ROBERT GARCIA

  • 926 Answers
  • Posted on Apr 12, 2009

SOURCE: check engine lite has come on; mechanic said need new cat,=.

first to do, disconnet the negative from battery few minutes, connect and run the engine, check if light goes off

Anonymous

  • 1392 Answers
  • Posted on Jun 13, 2009

SOURCE: 2003 toyota corolla catalytic converter

If you want the check engine light to stay off, make sure that the converter is a direct fit, and not a universal. It should work fine then.

Anonymous

  • 133 Answers
  • Posted on Sep 02, 2009

SOURCE: Toyota 4runner catalytic converter replacement

YOU REMOVE THE 4 BOLTS BEFORE AND AFTER THE CAT.
ENSURE THE OLD INLET AND OUTLET GASKETS ARE REMOVED AND REPLACED BE FORE INSTALLING THE NEW CAT WITH NEW BOLTS.
ABOUT $800 FOR THE PART AND A HOURS LABOUR.
AN MUFFLER SHOP SHOULD BE ABLE TO INSTALL A UNIVERSAL
CAT FOR LESS.

Testimonial: "thanks"

Anonymous

  • 20 Answers
  • Posted on Sep 03, 2009

SOURCE: Troubleshooting PO420 OEM Brand

I work at an auto parts store, and i can tell u that it will be the oxygen sensors that is the problem.

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