Dodge Ram hemi code P2110 on 2003 Dodge Ram 1500

2003 ram hemi P2110,throttle actuator control system,forced limited RPM,believe this to be a throttlebody problem,temp in NY single digits,there is a tsb related to this problem/cold temps.question is,will this code reset when warmer,now that code has initially been set,also location of OBD plug.

Asked by for the 2003 Dodge Ram 1500
COULD BE THROTTLE PEDAL SENSOR ALSO. MAYBE IT WILL WITH HIGHER TEMPS BUT NOT SURE IM IN CALI.SORRY