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runs rich as soon as Ox sensor kicks in

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Old 06-23-2008, 11:35 AM
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runs rich as soon as Ox sensor kicks in

92 Z28 305 49k miles at

Started throwing trouble code showing rich running and op temp was higher - evap canister was full of fuel so replaced + purge valve, ox sensor bad so replaced - now uns fine until ox sensor kciks in the runs rough and rich, not throwing trouble codes though - any suggestions? Injectors seem to be ok.
Old 06-24-2008, 02:39 PM
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Re: runs rich as soon as Ox sensor kicks in

Need more info fill out your profile, tell us
what you are running, ect. ect.
Old 06-24-2008, 11:23 PM
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Re: runs rich as soon as Ox sensor kicks in

all stock 92Z28 convert 305 at a/c CA emissions 49k original miles

recent new distributor, plugs, wires
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