Annotation of standard text SAE J702 :
This SAE Recommended Practice establishes the recommended locations for the air brake and electrical connections for the back of a truck-tractor and the front of a truck-trailer.
SUBJECT TAXONOMY: Braking systems, Electrical, Electronics, and Avionics, Electronic equipment, Electrical systems, Wiring, Trucks, Buses, Trailers
SUBFILE: Automotive
TYPE OF DOCUMENT: Ground Vehicle Standard
Stabilized: Jan 2013 