Yamaha 2003 FJR1300, Service Manual

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CHAS
ANTI-LOCK BRAKE SYSTEM (FJR1300A)
2. Measure:
• front wheel sensor resistance
Connect the pocket tester (
Ω ×
1k) to the
terminals of the front wheel sensor coupler.
Tester positive probe
→
Terminal
1
Tester negative probe
→
Terminal
2
Out of specification
→
Replace.
3. Check:
• front wheel sensor rotor
1
Cracks/damage
→
Replace the front wheel
assembly.
NOTE:
The wheel sensor rotor of the motorcycle is
inserted under pressure by a special process
and cannot be replaced as a single unit. To
replace the sensor rotor, replace the wheel
assembly.
Regulated resistance
1.12 ~ 1.68 k
Ω
at 20 °C
• Installing the front wheel sensor
1. Install:
• front wheel
NOTE:
_
Align the slot in the sensor housing with the
projection of the front fork before assembly.
CAUTION:
_
Make sure there are no foreign materials in
the wheel hub. Foreign materials cause
damage to the inner sensor rotor and front
wheel sensor.