Quote:
Originally Posted by seth_man
P0171 is a lean condition. which means your getting not enough fuel or un-metered air into the engine after the mass air flow sensor. double check everything you touched make sure hoses are connected and not broken and i would pull that TB off again and check the gasket. just pulling the battery to clear the code wont repair the problem.
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have you been following the TB threads? If there really is a problem, then the code will come back, if it simply needs to re-learn the stock Tb again, then it wont. No need to rip everything apart again when there is no certainty there is another problem.
One step at a time.