Ford Corsar Repair Manual page 13

HOW TO READ WIRING DIAGRAMS
SUPER MULTIPLE JUNCTION (S.M.J.)
The "S.M.J." indicated in wiring diagrams is shown in
a
simplified form. The terminal arrangement should therefore
be referred to in the foldout at the end of the Service
Manual.
The foldout should be spread to read the entire wiring
diagram.
Example
< B
(Main harness)
-BR+
(Instrument harness)