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Old 1 Week Ago   #1 (permalink)
Zondo17 is offline Rookie


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Frisco   Texas
Default Need help with pulled codes

Today i pulled some codes out of my stock 93 Stang n/a

334- EGR "closed valve" voltage higher than expected
223- loss of Dual Plug Inhibit control

This is acorrding to Haynes manual.
The car sometimes idle low (500) and does not pass 3000 rpm.
Any help will be great thanks
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Old 1 Week Ago   #2 (permalink)
Mustang50LX is offline Apprentice


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your egr valve is prob stuck closed. Might be able to clean it but i doubt it. if its the original from stock i would just replace it
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Old 1 Week Ago   #3 (permalink)
Zondo17 is offline Rookie


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what about getting a egr delete, but if i could clean it that would be for the best no $$
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