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oxygen (02 ) sensor circut symptoms ?

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Old 04-14-2005, 02:29 PM
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oxygen (02 ) sensor circut symptoms ?

can some1 tell me the symptoms of a bad 02 sensor ? ( '94 z28 ) Is it lack of power in the engine or something that would just go un-noticed ?
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Old 04-14-2005, 06:40 PM
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Re: oxygen (02 ) sensor circut symptoms ?

Fuel economy goes down, possible sputtering, some power loss depending on the year an SES light may come on.
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Old 04-19-2005, 09:19 PM
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Re: oxygen (02 ) sensor circut symptoms ?

thanks..Its a 1995 Z28 , it does lack power on take off..
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Old 04-20-2005, 05:23 AM
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Re: oxygen (02 ) sensor circut symptoms ?

When you first start up the car, is the car peppy at first? Then performance drops off after couple minutes?
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