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RE: Reset ECM - slee18 - 19-12-2011 08:09pm

(18-12-2011 06:48pm)RoverMD Wrote:  So does it continuously adapt or definetly need a reset first. This is interesting, did t know it existed in the Evoque.
It stops adapting after about 75 miles and programs the computer to your driving habits. If you have driven the vehicle before the first 75 miles you dont need to do this

(19-12-2011 04:21am)LIONHEAD Wrote:  Thanks for the info. I wasn't sure if it's something like the sneaky ECU trick like on the MBs or pull neg terminal like the Jag. I assume it's probably the same as the Jag as both are owned by Tata......which is to disconnect the battery negative for 5 minutes or hard reset on the Jag is to have the negative touch the positive cable for a second while the positive cable is still connected to the battery.
I saw that about touching the negative to the positive but wasnt sure if that would damage anything. I just do what i know about the past.

(19-12-2011 09:20am)dandavis1 Wrote:  Are there any problems with doing this?
no i havent experienced any problems besides re-training the windows.

(19-12-2011 11:23am)robc1738 Wrote:  What are the benefits of resetting this?
Sorry for my ignorance
No worries, it just resets the vehicle back to baseline from the factory on the ECM. Since i didnt drive my Evoque the first 200 miles it learned someone elses driving habits and was kind of sluggish on the reaction of the accelerator pedal and the shift points. if you like the vehicle the way it is i would leave it be.


Reset ECM - robc1738 - 19-12-2011 09:48pm

So if I drive to work and want to take it at a steady pace will it adjust to that style of driving and what will happen when I want to put my foot down?


RE: Reset ECM - LDT - 19-12-2011 10:45pm

(19-12-2011 09:48pm)robc1738 Wrote:  So if I drive to work and want to take it at a steady pace will it adjust to that style of driving and what will happen when I want to put my foot down?

It will become confused, just as all us potential RRE owners are!!!


RE: Reset ECM - slee18 - 19-12-2011 11:39pm

probably a just a slight delay in throttle response. shouldnt be too bad.


RE: Reset ECM - RoverMD - 20-12-2011 12:42am

besides the battery cable, is there any other way to do this? seems like there would a switch or electronic method some how.


RE: Reset ECM - PhilSkill - 20-12-2011 01:14am

Sounds a bit odd to me, I would not expect them to still be using volatile memory in the ECU, thats old technology.

I would also not recommend people touching battery cables together unless they know exactly what they are doing!

The dealer can probably reset it using the diagnostic port... If it really doesnt adapt continually? Why would you lock a driving style in from the first 75 miles for the life of the vehicle!


RE: Reset ECM - slee18 - 20-12-2011 03:04am

(20-12-2011 01:14am)PhilSkill Wrote:  Sounds a bit odd to me, I would not expect them to still be using volatile memory in the ECU, thats old technology.

The dealer can probably reset it using the diagnostic port... If it really doesnt adapt continually? Why would you lock a driving style in from the first 75 miles for the life of the vehicle!

The Dealer can reset that too. The thought is that your driving style won't change after a certain amount of miles. I'm just guessing 75 miles cause my Lexus did that. It might be different for each manufacture.

There are 2 fuses it looks like, one is in the engine compartment #8 and the other is I believe is #19 on the passenger fuse box.


Reset ECM - RoverMD - 20-12-2011 06:01am

So you would just pull one of the fuses for like 5 min? Is that what the dealer would do?


RE: Reset ECM - slee18 - 20-12-2011 06:31am

Dealer wouldnt do either, would reset it via their diagnostic scanner


RE: Reset ECM - mark_n - 20-12-2011 09:58am

What the original poster failed to mention is that the reset only works when there's a full moon and on April 1 each year.

The idea that the car's operating profile is set in stone after the first 75 miles is baloney.