Honda VFR800F 2014 Service Manual page 363

ABS (ll AC, Ill
CM
types)
5.
Front Wheel Speed Sensor Line Open
Circuit
lnspection
Short the wire
harness
side ABS
modulator
18P
(Black) connector [1] terminals
with
a jumper
wire
t2l
CONNECTION:8
-
17
Check for continuity between the wire harness side
front wheel
speed sensor
2P
(Gray) connector
[3]
terminals.
CONNECTION:
Red/yellow
-
Green/yellow
ls
there
continuity?
YES
_
GO TO STEP
6.
NO -
Open circuit in the
Red/yellow
or
Green/
yellow wire
Failure Reproduction
with
a New Speed
Sensor
Replace
the front
wheel speed sensor
with a
new
one (page
18-22).
Connect
the ABS
modulator 18P (Black) and
front
wheel
speed sensor 2P (Gray) connectors.
Erase the DTC
(page
18-7).
Test-ride
the motorcycle above 30 km/h (19 mph).
Recheck the DTC
(page
18-6).
ls
the DTC 7-7, 7-2,
2-1,4-1
or 4-2
indicated?
YES
-
Faulty
ABS modulator
NO -
Faulty original wheel speed sensor
DTC
1-3,14,2-3,
or 4-3 (Rear Wheel
Speed Sensor GircuiURear Wheel
Speed Sensor/Rear Pulser Ring/Rear
Wheel Lock)
NOTE:
.
The
ABS
indicator might blink under unusual
riding
or
conditions
(page 18-9). This
is a
temporary
failure.
Erase
the
DTC (page 18-7) then
test-ride
the
motorcycle above 30 km/h (19
mph) and check that
the ABS indicator operates normally
(page
18-5).
.
lf the DTC 4-3 is indicated, check the front
brake
for
drag.
1.
Speed Sensor
Air
Gap lnspection
Measure the
air
gap
between
the
speed sensor and
pulser ring (page
18-21).
ls
the air
gap correct?
YES
-
GO TO STEP
2.
NO -
Check
each part
for
deformation
or
looseness
and
correct
accordingly.
Recheck the air
gap.
18-15