error code

What is this circuit, and what do I need to do to take this back stock? I pulled the intake tube to spray some throttle body cleaner in it, and noticed the electrical tape and orange zip ties. It seems related to the vacuum system, but I don't know where to begin on restoring it. On a positive...

Does anyone else have a really loose steering column, like to the point that its difficult to drive on the highway because the wheels go all over the road and you cant feel it in the steering wheel. Like its so bad that i cant shake the steering wheel pretty violently and the car wont turn at...