Mitsubishi 3000gt 1997 - FUEL SYSTEM HARNESS INSPECTION

FUEL
-
On-vehicle
Inspection
of MPI
Components
13-7
HARNESS
INSPECTION
Check the
fuel
pump.
o
Apply
battery
voltage
to the
checking
terminal
and
operate the
pump.
l-Y-l
l-X-l
L____\z_J
Check the
earth
circuit
of the fuel
pump.
o
Fuel
pump
connector:
Disconnected
Repair
the
narness.
(@z-
Earth)
I-\-----l
l;\---=:l
tol
o
F
I
Check
for
continuity
between
the fuel
pump
and the
checking
terminal.
o
Connector:
Disconnected
Repair
the
narness.
(@t-
O
r)
o
T
Check for
continuity
between
the
checking
terminal
and the fuel
pump
relay
No.2,
and
between
the resistor (for
fuel
pump).
o
Fuel
pump
relay
No.2
connector:
Disconnected
o
Resistor (for
fuel
pump)
connector:
Disconnected
r
Fuel
pump
connector:
Disconnected
Repair
the
harness.
(Ot-
@
z)
(Oz-
O
z)
i
v
Check
for
an open-circuit,
or
a short-circuit
to
earth,
between
the fuel
pump
relay
No.2
and
the
engine
control
unlt.
o
Fuel
pump
relay
No.2
connector:
Disconnected
o
Engine
control
unit connector:
Disconnected
Repair
the
harness.
(@
r
-zr;