Pin A Battery (–)
Pin B Battery (+) Unswitched - with Unconditioned 10 A fuse
Pin C CAN_H Tractor Bus ---->vehicle CAN bus
Pin D CAN_L Tractor Bus
PinE CAN_SHLD (for SAE J1939/11) or No Connection (for ISO 11783-2)
Pin F SAE J1708 (+)
Pin G SAE J1708 (–)
Pin H Proprietary OEM Use or Implement Bus CAN_H --->diagnose CAN bus
Pin J Proprietary OEM Use or Implement Bus CAN_L