Yamaha FJR13AG Service Manual page 685

Fault code No. ABS_22
Order Item/components and probable cause
2 Connections
• Starter relay coupler
• ABS ECU coupler
• Right handlebar switch coupler
3 Open or short circuit in wire harness.
Fault code No. ABS_23
Fault code No. ABS_23
Order Item/components and probable cause
1 Brake light operation.
• Defective brake switch and brake light
relays
2 Connections
• ABS ECU coupler
• Brake switch relay coupler
• Brake light relay coupler
• Front brake light switch coupler
• Rear brake light switch coupler
3 Open or short circuit in wire harness.
4 Water inside switch.
ABS (ANTI-LOCK BRAKE SYSTEM)
Symptom Start switch signal is not received properly (start
switch circuit or start switch monitor circuit).
Check or maintenance job
• Check the coupler for any pins that may be pulled out.
• Check the locking condition of the coupler.
• If there is a malfunction, replace the wire harness and
connect the coupler securely.
TIP
Turn the main switch to "OFF" before disconnecting or
connecting a coupler.
• Replace if there is an open or short circuit.
• Between ABS ECU coupler and joint coupler.
(blue/white–blue/white)
• Between joint coupler and ECU coupler.
(blue/white–blue/white)
• Between ABS ECU coupler and joint coupler.
(white/blue–white/blue)
• Between joint coupler and right handlebar switch
(start/engine stop switch) coupler.
(white/blue–white/blue)
Symptom Brake light signal is not received properly when main
switch is turned to "ON" (brake light circuit, or front
or rear brake light switch circuit).
Check or maintenance job
• Check the brake switch and brake light relays.
Refer to "CHECKING THE RELAYS" on page 8-254.
• Check the coupler for any pins that may be pulled out.
• Check the locking condition of the coupler.
• If there is a malfunction, replace the wire harness and
connect the coupler securely.
TIP
Turn the main switch to "OFF" before disconnecting or
connecting a coupler.
• Replace if there is an open or short circuit.
• Between ABS ECU coupler and brake light relay cou-
pler.
(yellow–yellow)
• Between rear brake light switch coupler and brake
switch relay coupler.
(green/white–green/white)
• Between front brake light switch coupler and brake
switch relay coupler.
(green/yellow–green/yellow)
• Between brake switch relay coupler and brake light re-
lay coupler.
(light green/black–light green/black)
Use compressed air to blow out the water.
8-208