Yamaha FJR13AY 2009 Service Manual page 555

Fault
code Symptom
No.
Malfunction detected in the
34 primary wire of the cylin-
ders-#2/#3 ignition coil.
Lean angle sensor: open or
41
short circuit detected.
No normal signals are re-
ceived from the rear wheel
sensor.
Open or short circuit is de-
tected in the neutral circuit
42
of the gear position switch.
(FJR13A)
Open or short circuit is de-
tected in the neutral switch.
(FJR13AE)
The ECU is unable to moni-
tor the battery voltage (an
43
open or short circuit in the
line to the ECU).
An error is detected while
reading or writing on EE-
44
PROM (CO adjustment val-
ue).
Power supply to the fuel in-
46 jection system is not nor-
mal.
Faulty ECU memory.
(When this malfunction is
50 detected in the ECU, the
fault code number might
not appear on the meter.)
No signals are received
Er-1
from the ECU.
No signals are received
Er-2 from the ECU within the
specified duration.
FUEL INJECTION SYSTEM
Probable cause of malfunction
• Open or short circuit in front cowling wire
harness.
• Open or short circuit in wire harness.
• Malfunction in cylinders-#2/#3 ignition coil.
• Malfunction in ECU.
• Open or short circuit in wire harness.
• Defective lean angle sensor.
• Malfunction in ECU.
• Open or short circuit in wire harness.
• Defective rear wheel sensor.
• Malfunction in rear wheel sensor detected.
• Defective gear position switch. (FJR13A)
• Defective neutral switch. (FJR13AE)
• Malfunction in the engine side of the gear
position switch. (FJR13A)
• Malfunction in the engine side of the neutral
switch. (FJR13AE)
• Malfunction in ECU.
• Malfunction in hydraulic unit assembly.
• Open or short circuit in front cowling wire
harness.
• Open or short circuit in wire harness.
• Malfunction in ECU.
• Malfunction in ECU. (The CO adjustment
value is not properly written on or read from
the internal memory).
Malfunction in the charging system. Refer to
"CHARGING SYSTEM" on page 8-29.
• Malfunction in ECU. (The program and data
are not properly written on or read from the
internal memory.)
• Open or short circuit in front cowling wire
harness.
• Open or short circuit in wire harness.
• Malfunction in meter assembly.
• Malfunction in ECU.
• Defective wire connection of the ECU cou-
pler.
• Open or short circuit in front cowling wire
harness.
• Open or short circuit in wire harness.
• Malfunction in meter assembly.
• Malfunction in ECU.
8-72
Diagnostic
code No.
d:31
d:08
d:07
d:21
d:09
d:60
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