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Weird code 33/34 issue

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Old 10-09-2013, 06:08 PM
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Car: 1987 Iroc-z
Engine: 355/Edelbrkhds/lpe219cam/MiniRam/
Transmission: 700R4/3.27 9bolt
Weird code 33/34 issue

Guys, Upon a light cruise, all of a sudden I get codes 33 or 34 and the car strats sputtering and bucking then it goes away. On the scanner it appears that when this failure happens the MAF values lock in place, sometimes high sometimes low. I am trying to check the wiring from the computer to the MAF sensor, changing the MAF (swapped out with an old one, no change / have a new one on the way). Already checked the relay's. Can you guys make any other sugestions on poossible solutions? Thanks!
Old 10-10-2013, 07:47 AM
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Car: 87 bird
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Re: Weird code 33/34 issue

those codes reference the MAP not MAF
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