Maintenance Of The Front Wheel Sensor And Sensor Rotor - Yamaha FJR1300AS(X) Service Manual

2. Check:
• Tire
• Front wheel
Damage/wear → Replace.
Refer to "CHECKING THE TIRES" on page
3-40 and "CHECKING THE WHEELS" on
page 3-42.
3. Measure:
• Radial wheel runout "1"
• Lateral wheel runout "2"
Over the specified limits → Replace.
Radial wheel runout limit
1.0 mm (0.04 in)
Lateral wheel runout limit
0.5 mm (0.02 in)
4. Check:
• Wheel bearings
Front wheel turns roughly or is loose → Re-
place the wheel bearings.
• Oil seals
Damage/wear → Replace.
EAS22010
MAINTENANCE OF THE FRONT WHEEL
SENSOR AND SENSOR ROTOR
ECA3P6D004
CAUTION:
• Handle the ABS components with care
since they have been accurately adjusted.
Keep them away from dirt and do not sub-
ject them to shocks.
• The front wheel sensor cannot be disas-
sembled. Do not attempt to disassemble it.
If faulty, replace with a new one.
• Keep magnets (including magnetic pick-up
tools, magnetic screwdrivers, etc.) away
from the wheel sensor rotor.
• Do not drop or shock the wheel sensor or
the wheel sensor rotor.
1. Check:
• Front wheel sensor "1"
Cracks/bends/distortion → Replace.
Iron powder/dust → Clean.
2. Check:
• Front wheel sensor rotor "1"
Cracks/damage/scratches → Replace the
front wheel sensor rotor.
Iron powder/dust/solvent → Clean.
NOTE:
• The wheel sensor rotor is installed on the inner
side of the wheel hub.
• When cleaning the wheel sensor rotor, be
careful not to damage the surface of the rotor
magnet.
3. Measure:
• Wheel sensor rotor deflection
Out of specification → Clean the installation
surface of the wheel sensor rotor and correct
the wheel sensor rotor deflection, or replace
the wheel sensor rotor.
4-20
FRONT WHEEL