Yamaha FJR13AG Service Manual page 693

Fault code No. ABS_63
Fault code No. ABS_63
Order Item/components and probable cause
1 Short circuit in wire harness.
2 Short circuit in front wheel sensor lead.
3 Hydraulic unit internal malfunction.
Fault code No. ABS_64
Fault code No. ABS_64
Order Item/components and probable cause
1 Short circuit in wire harness.
ABS (ANTI-LOCK BRAKE SYSTEM)
Symptom Front wheel sensor power is abnormal.
Check or maintenance job
• Check that there is no short circuit between the white
terminal "1" and the black terminal "2".
• Check that there is no short circuit between the frame
ground and the black terminal "2".
• If there is a short circuit, the wire harness is defective.
Replace the wire harness.
TIP
Disconnect the ABS ECU coupler before checking the
wire harness.
• Check that there is no short circuit between the white
terminal "3" and the gray terminal "4".
• Check that there is no short circuit between the frame
ground and the white terminal "3".
• If there is a short circuit, the front wheel sensor is de-
fective. Replace the front wheel sensor.
5. ABS ECU
6. Front wheel sensor
Replace the hydraulic unit assembly.
Symptom Rear wheel sensor power is abnormal.
Check or maintenance job
• Check that there is no short circuit between the gray
terminal "1" and the white terminal "2".
• Check that there is no short circuit between the frame
ground and the white terminal "2".
• If there is a short circuit, the wire harness is defective.
Replace the wire harness.
TIP
Disconnect the ABS ECU coupler before checking the
wire harness.
8-216
1
B/W L/Y W B G/W L/W W/Y
R/W
L/B B/W Gy W G/R
B/G R/L
W B
L/R Y W/L G/Y Sb Br/W
2 3 4
W Gy
5 6