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Emissions

Tiny
BIGG09
  • MEMBER
  • 1999 VOLKSWAGEN GOLF
  • 1.6L
  • MANUAL
  • 158,000 MILES
My car has fail my mot on emissions what do I look at I have put a new 02 sensor on my emissions are co0.96 hc310ppm lambda1.02. Secoud fast idle test was co0.75 he 221 ppm lambda 1.00
Tuesday, February 2nd, 2016 AT 9:38 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 42,909 POSTS
It sounds like the cat converter is weak, here is an article how how to test it and change it

https://www.2carpros.com/articles/how-to-test-a-catalytic-converter

and

https://www.2carpros.com/articles/catalytic-converter-replacement

please let me know how it goes
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Tuesday, February 9th, 2016 AT 6:13 PM

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