Quote:
Originally Posted by sean350z
I pretty sure most SR ecu's have two fuel maps and two ignition maps. The second set being the knock maps. If knock is sensed the ecu reads from the knock maps where timing is retarded and fuel duty is greater.
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The only thing that bog me with that theory is that Knock is not like "On" or "Off". It's kind of progressive... so that's why it's easier to say it's a correction instead of a different MAP...
Frank