Mystery connector in 2014 Yaris behind radio

[alancramer]

I am wondering if anyone knows what these three wires do. It was previously connected to a connector along with the steering wheel controls. My guess is the middle wire is the Speed Sensor but what do the other two do?

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[alancramer]

Just going to give this a subtle bump considering it has been a few months since I posted this.

[dougtang]

They are steering control wires for the stereo