Question

I HAVE A 2000 QX4 THE TRANSMISSON WON'T CHANGE AND I GET THE CODE THROTTLE PEDAL SWITCH, I REPLACE THE THROTTLE POSITION SENSOR, I REPLACE ALL THE WIRES AND PLUGS, WHEN I CALLED THE INFINITI DEALER ABOUT THE THROTTLE PEDAL SWITCH THEY TOLD ME THAT THE 2000qX4 HAS NO THROTTLE PEDAL SWITCH, CAN SOMEONE GIVE ME AN IDEA PLEASE.