Fault Code Abs_11; Fault Code Abs_25 - Yamaha FZ8NA Service Manual

ABS_11
Fault code No.
ABS_25
Item/components and probable
Order
cause
1 Installed condition of wheel sensor.
2 Installed condition of wheel bearings,
axle, sensor housing, and sensor
rotor.
3 Foreign material inside sensor hous-
ing.
4 Defective sensor rotor.
TIP
With front wheel stopped, rear wheel was rotated for longer than about 20 seconds (fault code No.
ABS_11) or for longer than about 2 seconds (fault code No. ABS_25).
ABS (ANTI-LOCK BRAKE SYSTEM)
Front wheel sensor signal is not received prop-
Symptom
erly.
Check or maintenance job
Check for looseness. Repair or
replace the wheel sensor if nec-
essary.
Check the components for loose-
ness, distortion, and bends.
Refer to "CHECKING THE
FRONT WHEEL" on page 4-14.
Check the interior of the sensor
housing and the surface of the
sensor rotor for foreign material,
such as metal particles. Clean the
sensor housing and sensor rotor
if necessary.
Refer to "MAINTENANCE OF
THE FRONT WHEEL SENSOR
AND SENSOR ROTOR" on page
4-15.
Check the surface of the sensor
rotor for damage. Replace the
sensor rotor if there is visible
damage.
Refer to "MAINTENANCE OF
THE FRONT WHEEL SENSOR
AND SENSOR ROTOR" on page
4-15.
8-145
Reinstatement
confirmation
method
• Turn the main
switch to "ON"
and check
that the ABS
warning light
comes on for
2 seconds,
then goes off.
• Perform a trial
run at a con-
stant speed of
30 km/h and
check that the
ABS warning
light does not
come on.