Yamaha Tracer MT09TRAH 2017 Service Manual page 507

Fault code No.
Item
Symptom
Order Item/components and probable cause
2 Open or short circuit in the wire harness
between the rear wheel sensor and the
hydraulic unit assembly
3 Defective rear wheel sensor or hydraulic
unit assembly
Fault code No. 17, 45
Fault code No.
Item
Symptom
Order Item/components and probable cause
1 Foreign material adhered around the front
wheel sensor
2 Incorrect installation of the front wheel
ABS (ANTI-LOCK BRAKE SYSTEM)
16
Rear wheel sensor (open or short circuit)
Open or short circuit is detected in the rear wheel sensor.
Check or maintenance job
• Check for continuity between the white terminal "1"
and the white terminal "4" and between the black ter-
minal "2" and the black terminal "5".
• If there is no continuity, the wire harness is defective.
Replace the wire harness.
• Check that there is no short circuit between the white
terminal "1" and the black terminal "2" and between
the white terminal "4" and the black terminal "5".
• If there is short circuit, the wire harness is defective.
Replace the wire harness.
• Check that there is no short circuit between the
black/yellow terminal "3" and the white terminal "4" and
between the black/yellow terminal "3" and the black
terminal "5".
• If there is short circuit, the wire harness is defective.
Replace the wire harness.
6. ABS ECU
7. Wheel sensor
If the above items were performed and no malfunctions
were found, the wheel sensor or hydraulic unit assembly
is defective. Replace the wheel sensor or hydraulic unit
assembly.
Refer to "REAR WHEEL" on page 4-27 and "ABS (ANTI-
LOCK BRAKE SYSTEM)" on page 4-60.
17
45
Front wheel sensor (missing pulses)
Front wheel sensor signal is not received properly. (Missing pulses
are detected in the signal while the vehicle is traveling.)
Check or maintenance job
Check the surface of the sensor rotor and wheel sensor
for foreign material, such as metal particles.
Clean the sensor rotor and wheel sensor if necessary.
Check the components for looseness, distortion, and
bends.
Refer to "CHECKING THE FRONT WHEEL" on page
4-21.
8-136
1
2
5 4
3
6 7