Fault Code Abs_17; Fault Code Abs_45 - Yamaha FZ8NA Service Manual

Fault code No. ABS_16
Item/components and probable
Order
cause
3 Defective wheel sensor.
ABS_17
Fault code No.
ABS_45
Item/components and probable
Order
cause
1 Installed condition of wheel bearings,
axle, sensor housing, and sensor
rotor.
2 Foreign material inside sensor hous-
ing.
3 Defective sensor rotor.
ABS (ANTI-LOCK BRAKE SYSTEM)
Symptom No continuity in the rear wheel sensor circuit.
Check or maintenance job
If the above items were per-
formed and no malfunctions were
found, connect the ABS ECU
coupler and rear wheel sensor
coupler, and then delete the fault
codes. If fault code No. ABS_16
could not be deleted, the rear
wheel sensor is defective.
Replace the rear wheel sensor.
TIP
Before deleting the fault codes,
record all of the fault codes and
perform the related checks and
maintenance.
Missing pulses detected in the front wheel sen-
Symptom
sor signal.
Check or maintenance job
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.
• If there is visible damage,
replace the sensor rotor.
8-152
Reinstatement
confirmation
method
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.