Fuel Pump Unit - Honda NC700XA Service Manual

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FUEL SYSTEM
3. Make sure the connection is secure and that the
pawls are firmly locked into place; check visually and
by pulling the connector [1].
4. Make sure the joint rubber [2] is in place (between
the retainer tabs [3]).
5. Increase the fuel pressure and check that there is no
leakage in fuel supply system (page 7-6).

FUEL PUMP UNIT

INSPECTION
Turn the ignition switch ON and engine stop switch " "
and confirm that the fuel pump operates for 2 seconds.
If the fuel pump does not operate, inspect as follows:
Turn the ignition switch OFF.
Lift and support the fuel tank (page 7-8).
Do not disconnect the quick connect fitting.
Disconnect the fuel pump unit 3P (Black) connector [1].
Turn the ignition switch ON and engine stop switch " ".
Measure the voltage at the fuel pump unit 3P (Black)
connector [1] terminals of the wire side.
CONNECTION: Yellow/red (+) – Green/red (–)
STANDARD:
There should be standard voltage for a few seconds.
If there is standard voltage, replace the fuel pump unit.
If there is no standard voltage, inspect the following:
– Loose or poor contact on the fuel pump 1P (Black)
connector
– Main fuse 30 A
– Sub fuse 15 A (FI)
– Sub fuse 7.5 A (ENG STOP)
– Ignition switch
– Engine stop switch
– Fuel cut relay (page 4-64)
– Open circuit in Yellow/red or Green/red wire
– ECM/PCM (page 4-68)
7-10
Battery voltage
[2] [3]
[1]
[1]
Y/R
[2] [1]
G/R