GS - 2nd Gen (1998-2005) Discussion about the second generation GS300, GS400 and GS430 (1998 - 2005)

GS300 ECU vs Aristo ECU - 661 Missing Traction Control?

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Old 07-02-15, 08:29 AM
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choithew
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Default GS300 ECU vs Aristo ECU - 661 Missing Traction Control?

I made sure to get an ecu that ended in 661, but didn't realize until now that it's missing the large black plug. I did some research and it seems that's for traction control. I did some more digging, and it looks like some 661 ECU's came with traction control. I'm assuming this ECU will still work, but I will lose traction control. If that's the case, I'm also assuming that I can swap the ECU later for another 661 ECU that has traction control.

Can someone confirm this for me?

Thanks in advance. I posted the ECU pic below and 2 pics of the swap in progress for entertainment purposes.




Aristo vs GS300 ECU Comparison (Missing traction control)





Pulling old motor





2jz-gte ready to go in
Old 07-03-15, 07:29 AM
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iToaster
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The gray plug is for the immobilizer, it has nothing to do with the traction control. That said, the traction control will not work after the swap due the incompatibility of the stock VSC/TRAC/ABS computer with the Aristo gear.
Old 11-24-16, 08:55 PM
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BoostedVic
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Originally Posted by iToaster
The gray plug is for the immobilizer, it has nothing to do with the traction control. That said, the traction control will not work after the swap due the incompatibility of the stock VSC/TRAC/ABS computer with the Aristo gear.
do you know of a way to bypass the immbolizer, im doing a 2jz ge vvti swap into my ford crown victoria
Old 11-25-16, 09:38 AM
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Originally Posted by BoostedVic
do you know of a way to bypass the immbolizer, im doing a 2jz ge vvti swap into my ford crown victoria
To my knowledge, there isn't a way to bypass it. Some of the Japanese models came without immobilizers, but it's challenging to get one of those ECUs for a GE.
Old 11-27-16, 07:53 PM
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TW99GS300
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This video breaks down how the Toyota immobilizer system works.
If You can remove those components to the crown vic then it should work fine.
Otherwise, find an Aristo/Supra ECU without immobilizer and go from there.
Old 11-27-16, 09:05 PM
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Originally Posted by TW99GS300
This video breaks down how the Toyota immobilizer system works.
If You can remove those components to the crown vic then it should work fine.
Otherwise, find an Aristo/Supra ECU without immobilizer and go from there.
what video
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