There are 3 small wires connected to the controller one (maybe blue) and a black and white wire. THe color wire is the power for the controller 48v. And the black and white is the throttle indicator (MCOR) Hang on a minute, I will post the MCOR test values..... Okay here is the test process from the CC service manual in this thread..... click on the link below
http://www.buggiesgonewild.com/elect...egen-cart.html