Then {HEAD ~ the electrical conductors} of the ECU 16 are connected to {TAIL ~ the bus bars} 21 of the connector module 11 through the relay terminals 53 
Then { HEAD ~ the electrical conductors } of the ECU 16 are connected to { TAIL ~ the bus bars } 21 of the connector module 11 through the relay terminals 53
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH