Honda VFR800F 2014 Service Manual page 394

LI
G
HTSiM
ETE
RS/SWITC
H
ES
BACK.UP VOLTAGE
LINE
Measure
the voltage
between
the
combination
meter
20P (Gray) connector
[1]
terminal and ground.
CONNEGTION: Red/green
(+)
- Ground
(-)
There
should be battery voltage at all times.
lf there
is
no voltage, check
for
an open circuit in
the
Red/green wire.
If
there is no battery voltage, check the following:
-
Red/green
wire
between
the
right
fuse box
and
combination
meter for an
open
circuit
-
CLOCI(HAZ fuse
(10 A)
GROUND
LINE
Check
for
continuity between
the
combination meter
20P (Gray) connector
[1]terminal
and ground.
CONNECTION:
Green/black -
Ground
There should be continuity at all times.
lf there is
no
continuity,
check
for
an open circuit in the
Green/black wire.
SERIAL COMMUNIGATION LINE
INSPECTION
Remove
the
combination
meter
to
disconnect
the
combination meter 20P (Gray) connector (page 20-11).
Disconnect the
ECM 33P (Gray) connector (page 442).
1. Serial
Communication
Line Short
Circuit
lnspection
Check for continuity
between
the wire harness
side
20P (Gray) connector
[1]
terminal
and ground.
CONNECTION:
White - Ground
ls
there
continuity?
YES -
Short circuit in the White wire
between the
combination
meter and ECM
NO -
GOTO
STEP2.
20-10