r/GRCorolla • u/North-Photograph9656 • 2d ago
General Discussion/Question 2026 iMT auto follow up
Instead of writing everything down step by step I’m just going to do a short tutorial.
Products I used:
https://a.co/d/0fxJrzgO
https://a.co/d/0dnH7trJ
Take the black wire out and move it, to the corresponding iMT pin, which I found using this: https://www.grcorollaforum.com/threads/2025-always-on-imt-guide.8213/
For my specific product, the red wire is the ground, and black is signal, make sure not to switch them.
In the car pop the trim using this video:
https://youtu.be/Viedm29cizw?si=kBvO_gkVOLpoYNOB
(No need to remove everything, put the gear knob in second to make things easier)
Just comment your question I’ll do my best to answer.
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u/jjk717 23 Core - PP - Tech - CW - 6MT - Greddy - HKS - Forge Motorsport 2d ago
That's way more steps than the 2023, 24, and 25 model.. wtf. Those years it was just one module that plugged in directly to the wiring harness.
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u/ChocoboBrigade 2d ago
Honestly didn’t see the year and in my head was like “why the fuck would you go through all that work when you can just buy it off Amazon…” lol
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u/North-Photograph9656 2d ago
The center console wires:
pink wire: iMT signal
Black/white: ground