Yamaha N MAX GPD150-A 2015, Service Manual

Page: 405 / 450

ABS (ANTI-LOCK BRAKE SYSTEM)
8-80
Fault code No. 17, 45
TIP
If pulse gaps are detected when the vehicle is traveling at a speed of 30 km/h (19 mi/h) or more, fault
code No. 17 will be recorded. If the vehicle is traveling at a speed of 29 km/h (18 mi/h) or less, fault code
No. 45 will be recorded first and fault code No. 17 will be recorded if the condition continues.
2 Open or short circuit in the wire harness
between the rear wheel sensor and the
hydraulic unit assembly • Check for continuity between the Brown terminal “1”
and the Brown terminal “4” and between the Yellow
terminal “2” and the Yellow 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 Brown
terminal “1” and the Yellow terminal “2” and between
the Brown terminal “4” and the Yellow 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/White terminal “3” and the Brown terminal “4”
and between the Black/White terminal “3” and the Yel-
low terminal “5”.
• If there is short circuit, the wire harness is defective.
Replace the wire harness.
6. ABS ECU
7. Rear wheel sensor
3 Defective rear wheel sensor or hydraulic
unit assembly 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 4-33 and “ABS (ANTI-
LOCK BRAKE SYSTEM)” on page 4-61.
Fault code No. 16
Item Rear wheel sensor (open or short circuit)
Symptom Open or short circuit is detected in the rear wheel sensor.
Order Item/components and probable cause Check or maintenance job
Br Y
R / L
Br / W B / W
W / L
B
L / R L / B
B / W R
G L Br
Y
Y W
W B
1 2 3
4
6
7
5