REPLACE FUEL PUMP WIRING HARNESS (M548A3) -- Continued
Circuits 77, 77A, 78, and 78A are attached to fuel pump circuit breakers. They can be attached
to either circuit breaker as long as 77 and 77A are paired together and 78 and 78A are attached
to the other circuit breaker.
Connect end of circuit 78A lead (6) to rear fuel pump (7).
Connect end of circuit 77A lead (4) to front fuel pump (5).