Yamaha FJR 1300 AE 2014 Service Manual page 529

Fault code No.
Item
Probable cause of mal-
Item
function and check
1 Malfunction in charging sys-
tem.
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
Procedure
Probable cause of mal-
Item
function and check
1 Malfunction in ECU.
Fault code No.
Item
Fail-safe system
Diagnostic code No.
Meter display
14
Procedure
46
Charging voltage is abnormal.
Maintenance job
Check the charging system.
Refer to "CHARGING SYS-
TEM" on page 8-13.
Defective rectifier/regulator
or AC magneto → Replace.
Defective connection in the
charging system circuit →
Properly connect or replace
the wire harness.
50
Faulty ECU memory. (When this malfunction is detected in the
ECU, the fault code number might not appear on the multi-
function meter right display.)
Able/Unable to start engine
Able/Unable to drive vehicle
—
—
—
Maintenance job
Replace the ECU.
Refer to "REPLACING THE
ECU (engine control unit)" on
page 8-196.
TIP
Do not perform this proce-
dure with the main switch
turned to "ON".
59
Accelerator position sensor: open or short circuit detected.
Able/Unable to start engine
Able/Unable to drive vehicle
14, 15
Accelerator position sensor signal 1
• 12–22 (fully closed position)
• 97–107 (fully open position)
• Check with throttle grip in fully closed position.
• Check with throttle grip in fully open position.
8-78
FUEL INJECTION SYSTEM
Confirmation of service
completion
Start the engine and let it idle
for approximately 5 seconds.
Fault code number is not dis-
played → Service is finished.
Fault code number is dis-
played → Repeat the mainte-
nance job.
Confirmation of service
completion
Turn the main switch to "ON".
Check that the fault code
number is not displayed.