I have a seat ibiza 94, i dont know how eliminate the black smoke, due to over fueled, i changed my O2 sensor?

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I have a seat ibiza 94, i dont know how eliminate the black smoke, due to over fueled, i changed my O2 sensor?

2007-02-13 11:45:41 · 2 answers · asked by José Pablo G 1 in Cars & Transportation ➔ Maintenance & Repairs

I already change my O2 sensor. I cant pass the technical test... due to my car produce black smoke, like a over fueled combustion, Anybody can say me whats sensor can be failing or doing a mal funtion...

2007-02-13 11:51:16 · update #1

2 answers

Mass air flow sensor, fuel pressure regulator, or a blown out injector. Start in this order. Good luck.

2007-02-13 12:28:07 · answer #1 · answered by jeff s 5 · 0⤊ 0⤋

you need to have it put on a scopetester machine to see how many amps your coils putting out or whats going on with your ignition system

2007-02-13 12:09:28 · answer #2 · answered by Anonymous · 0⤊ 0⤋