2000 Hyundai Sonata Q&A

2000 Hyundai Sonata Question: emissions failed need all sensors

al l sensors failed emissions check engine light on over 400.00 dollars to repair -
Answer 1
There are many reasons a check engine light can come on, if you could post the codes that were stored, we could assist you better. There are also many sensors too, so more information is needed to help you. -
Answer 2
I think you mean monitors? anyway, what are you being charged for? Roy -
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My '04 Sonata fails emissions due to the readiness monitors, specifically the catalyst and the oxygen sensor. It has failed 6 or 7 tests over 3 1/2 months and 4,000 miles of mostly highway driving....