I've been dealing with these types of issues for weeks, my best guess is you blew a fuse messing with the power and ground trying to power the extra pins. I would start there. I will tell you that this system is extremely finicky and doesn't always reset/recalibrate correctly. If you have a Techstream or Autel code reader that would be your best bet. Also have you unplugged your battery terms and reset the ECU? Just simple thoughts to start, hopefully for you it's not more serious, I've been struggling with my SAS and my ABS/VSC randomly freaking out while driving, 10/10 would not recommend
I have tried unplugging both battery cables to see if the system would reset but no luck.
How do I reset the ECU? (or does disconnecting battery cables do that?)
I have read on the other forum that I could have messed up the steering position angle sensor?!? Another member mentioned they replaced this part and their lights went away. Here is the link;
Power Steering, Traction Control and Multi Terrain Select lights on after new steering wheel | Toyota 4Runner Forum [4Runners.com]
I have found this sensor on Ebay so I think I will give it a try. If anyone else has a North American source for this sensor please let me know! The one from Ebay will take a few weeks to arrive. I tried my local auto parts store and they couldn't find it. He tells me it might be only available from Toyota but trying to avoid that route cause I know the cost will be a lot more.
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