I brought a car from a person on offer up they said all they needed was a fuel pump and a brand new battery brought brand new battery and now car won't crank at first it was cranking and now I put bra

Put brand new battery in my
Toyota Camry 1992 also was told
that it was needed a fuel pump is
it possible that that's all it needs
because I can hear the car getting
energy from the inside but there's
no crank at all I drove the car back
from where I brought it from and
it's set for a couple of months and
then I put a new battery in is it
possible that is just the fuel pump
that's why it's not cranking at all
maybe I took the last life out of of
the car