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How long does the ECU keep info for?

729 Views 6 Replies 5 Participants Last post by  GarrettF
I know most airline "black boxes" keep info for 30 minutes and then record over. What about our ECU's?:dunno:
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The ECU records the maximum rev the engine has seen, and MAY record the amount of time at redline. (It does in the M cars, but may not in the regular ones.)
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