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service engine soon light help

Autozone scan said. catalyst system efficiency below threshold- bank 2 probable cause. 1-large vacuum leak. 2-fuel system fault. 3-ignition system fault. 4-failed bank 2 catalytic converter. Looks like the ECU

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Old 12-11-2012, 05:12 PM   #5 (permalink)
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Autozone scan said.
catalyst system efficiency below threshold- bank 2
probable cause.
1-large vacuum leak.
2-fuel system fault.
3-ignition system fault.
4-failed bank 2 catalytic converter.
Looks like the ECU is picking up the car don't have the cats. Just my guess.
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