Fuel Pump Replacement - Honda GL1800 Service Manual

2. Turn the ignition switch to "OFF" and disconnect
the fuel pump 5P connector.
Turn the ignition switch to "ON."
Measure the voltage between the brown (+) and
green (–) wire terminals of the wire harness side
connector.
There should be battery voltage for a few
seconds.
• If there is battery voltage, replace the fuel pump.
• If there is no voltage, GO TO STEP 3.
3. Turn the ignition switch to "OFF."
Check for an open circuit in the green wire
between the fuel pump connector and ground
terminal.
Check for an open circuit in the brown wire
between the fuel pump connector and fuel pump
relay.
• If the wires are OK, check the fuel pump relay cir-
cuit (page 5-66).
REPLACEMENT
Be sure to wear safety glasses while performing this
procedure.
Pull off the rubber cap.
Disconnect the 5P connector and fuel return hose
from the fuel pump.
Remove the two fuel feed hose joint bolts.
Cover the fuel feed hose joint with a rag or shop
towel.
Hold the flats of the hose joint and pull it up
straight, being careful not to damage the fuel pump
joint.
Catch the fuel using
container.
Remove the rubber cap.
Remove the fuel pump retainer ring by turning it
counterclockwise with the special tool.
TOOL:
Fuel sender/pump wrench
Remove the retainer plate and fuel pump assembly
from the fuel tank.
FUEL SYSTEM (Programmed Fuel Injection)
an approved gasoline
07ZMA-MCAA201 or
07ZMA-MCAA200
rown
UBBE CAP FUEL ETU N HOSE
FUEL FEED HOSE JOINT
RETAINER RING
Green
5P CONNECTO
UEL SENDER/
PUMP WRENCH
RETAINER PLATE
5-55