Yamaha VMAX 2009 Service Manual page 536

Fault code No. ABS-16
Order Item/components and probable
cause
3 Defective wheel sensor.
Fault code No. ABS-17
ABS-45
Order Item/components and probable
cause
1 Installed condition of wheel bearings,
axle, sensor housing, and sensor ro-
tor.
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. Re-
place the rear wheel sensor.
TIP
Before deleting the fault codes,
record all of the fault codes and
perform the related checks and
maintenance.
Symptom Missing pulses detected in the front wheel sen-
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, re-
place the sensor rotor.
8-103
Reinstatement
confirmation
method
sor signal.
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 tri-
al run at a
constant
speed of 30
km/h and
check that the
ABS warning
light does not
come on.