Yamaha FJR13AG Service Manual page 622

EWA17441
WARNING
When maintenance or checks have been performed on components related to the cruise control
system, be sure to perform a final check before delivering the vehicle to the customer.
TIP
To final check, refer to "[C-2] FINAL CHECK" on page 8-155.
EAS30669
[A] CHECKING THE CRUISE CONTROL SYSTEM INDICATOR LIGHT
Turn the main switch to "ON", and then push the cruise control power switch.
1. The cruise control system indicator light does not come on.
• Check the control power switch for continuity. Refer to "CHECKING THE SWITCHES" on page
8-247. If there is no continuity, replace the left handlebar switch.
• Check the fuse for continuity. Refer to "CHECKING THE FUSES" on page 8-250. If the cruise con-
trol system fuse is blown, replace the fuse.
• Check for continuity between the orange/white terminal of the left handlebar switch coupler and
orange/white terminal of the ECU (engine control unit) coupler. If there is no continuity, the wire
harness is defective. Replace the wire harness.
2. The cruise control system indicator light flashes. [B-1]
3. The cruise control system indicator light come on. [B-2]
EAS30670
[B-1] DIAGNOSIS USING THE FAULT CODES
1. Information for the fault codes from the cruise control system is contained in the following table. Re-
fer to this table for troubleshooting.
Fault code table
Fault code
No.
P056C No normal signals from the switch are re-
ceived by the ECU.
P0564 No normal signals from the switch are re-
ceived by the ECU.
Fault code No. P056C
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Tool display
Symptom
P056C
A Front brake light switch: open or short circuit is detected.
B Rear brake light switch: open or short circuit is detected.
Able to start engine
Able to drive vehicle
82, 83
"ON" (when the brakes are applied)
"OFF" (when the brakes are not applied)
8-145
CRUISE CONTROL SYSTEM
Check point
• Wire harness (ECU coupler and front or rear
brake light switch coupler)
• Signaling system and brake light fuses
• Connection of the brake switch relay coupler
• Connection of the main switch coupler
• Front brake light switch
• Rear brake light switch
• Wire harness (ECU coupler and left handlebar
switch coupler)
• Signaling system fuse
• Connection of the main switch coupler
• Cruise control setting switch