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[alfa] Re: alfa-digest V9 #882 Aquadra Chip



> Perhaps the lambda control area is responsible for the check engine light
> getting triggered?
>
    Most likely the check engine light comes on because the checksum stored
on the chip doesn't match after being recalibrated.  An aftermarket tuner
would have to recompute the checksum either by reverse engineering the
algorithm used or by having inside help from the factory.
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