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ECU reset

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Old Nov 6, 2019 | 08:29 PM
  #1  
Rob'sDad's Avatar
Rob'sDad
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ECU reset

" You have now reset your ECU and your MINI is now ready to relearn the new mods and your driving style. "

What is this all about?

I suppose the mods in question are motor mods, so how is this "learning" process going to affect my driving experience?
After the mini ECU "learns" my driving style does it change performance parameters. How drastic a change could there be?
Can it affect gas millage? Throttle tip in? and so on.

I guess finally I want to know is a reset going to be a noticeable difference that makes it worthwhile.
 

Last edited by Rob'sDad; Nov 6, 2019 at 08:32 PM. Reason: Added quotation marks around the first sentence
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Old Nov 7, 2019 | 10:24 AM
  #2  
Derek86's Avatar
Derek86
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From: Gulf Coast FL
I believe the car will learn any new mods by default after enough time, the reset just forces it to adjust immediately by wiping its memory.

I've only done it twice, and both were more to wipe a car that hadn't been running correctly. Once when the intake tube to the S/C failed and once when the crank pulley failed. I figured I didn't need that last couple hundred miles of not running right to be logged into the ECU learning.
 
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Old Nov 7, 2019 | 10:28 AM
  #3  
Minnie.the.Moocher's Avatar
Minnie.the.Moocher
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Resets of adaptations on my cars were always short lived. If you have an underlying problems, they will show themselves quickly.
 
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Old Nov 7, 2019 | 11:17 AM
  #4  
Rob'sDad's Avatar
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Thanks for your input guys.

I don't want to fix a problem, but I'm more interested in how this "learning" process affects the performance and driving characteristics of the car.
 
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Old Nov 9, 2019 | 01:39 PM
  #5  
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Like "most" all ECM's the "learning" term is somewhat of a misnomer.
The hex cells (given map picture) CANNOT "change" themselves. All the so called learning is, the computer has the option built in to move the starting point, up or down the overall map. Hex cells are not actually changed, the used cells are just moved, up or down to another line, possibly side to side depending on the rpm, if changed or not.

The ONLY way to actually "change" a given map (hex cells) is to go in and...make a hex cell value change, richer or leaner, higher timing, lower timing, etc. This is done by basically a computer "hack". I've done this on a coupla cars and four different motorcycles.

Mike
 
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Old Nov 10, 2019 | 07:04 PM
  #6  
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Originally Posted by OCR
Like "most" all ECM's the "learning" term is somewhat of a misnomer.
The hex cells (given map picture) CANNOT "change" themselves. All the so called learning is, the computer has the option built in to move the starting point, up or down the overall map. Hex cells are not actually changed, the used cells are just moved, up or down to another line, possibly side to side depending on the rpm, if changed or not.

The ONLY way to actually "change" a given map (hex cells) is to go in and...make a hex cell value change, richer or leaner, higher timing, lower timing, etc. This is done by basically a computer "hack". I've done this on a coupla cars and four different motorcycles.

Mike
Hi Mike

Does this equate to the mapping making the motor run more efficiently with the new parameters presented to it with a mod? (efficiency could mean faster)

Thanks, Bob
 
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