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I've been for a bit of a drive, the throttle response is so much better and where as we know power gains are pretty much nothing what I assume is the smoothed power curve is so so much better and makes for a much nicer drive. It feels like a more powerful car even if it isn't.
Quite possibly...
I've not told him all of it but I will, its far from straightforward in my opinion, if everything worked first time then yeah but I had to try and put my ECU file back on three times and the RST ecu file twice. The cal file is quick to do however.
Just need to road test it now.
I'VE DONE IT! 🎆 I've no idea why it kept failing but unplugging the power to the laptop maybe helped.
Thanks everyone for putting up with me, I promise never to f**k around with ECUs again.
A bit of progress today, I managed to get both ecu and cal files backed up, great I thought. Began writing the correct ECU file but once it finished it said 'write verification failed.
I've now put my backed up ecu file back on and will try again, any reason this would happen? Battery on charge...
Right this could be wrong as my brain is fried now.
I initially unlocked the ECU
Then connected to the ECU
Went to read ECU and it opened a window to save but wouldn't allow to save and said "couldn't obtain security access to ECU"
From Henk-
If you cannot get security access check the following;
- engine cold < 50C
- engine stopped
- ignition key in the full ON position
- proper battery voltage
- immobiliser function working normally, red dash light off. Usage of 2 keys or a key without a low battery can result in a...
No I unlocked it then when I went to do the next step it said unable to obtain security access from ECU. That's when the VCI number went mental.
For what it's worth my car start with everything disconnected.