Yamaha R15 2022 Service Manual page 374

Fault code
Item
No.
P2158 Rear wheel sensor
(normal signal is not
received from the rear
wheel sensor)
P0480 Radiator fan motor re-
lay
Open circuit is detect-
ed in radiator fan relay
(normal signal is not
received from the ra-
diator fan relay)
P0657 Fuel system voltage
(incorrect voltage sup-
plied to the fuel injec-
tor and fuel pump)
P0511 FID (Fast Idle De-
vice) solenoid
FID solenoid does not
operate
P0560 Charging voltage is
abnormal (dis-
charged condition)
P0563 Charging voltage is
abnormal. (Over-
charged condition)
SELF-DIAGNOSTIC FUNCTION AND
DIAGNOSTIC CODE TABLE
Symptom
• Open or short cir-
cuit in wire harness
between rear wheel
sensor and ABS
unit.
• Open or short cir-
cuit in wire harness
between ABS unit
and ECU.
• Defective rear wheel
sensor.
• Malfunction in ECU.
• Open circuit in wire
harness.
• Disconnected cou-
pler.
• Defective driver.
• Defective radiator
fan motor relay.
• Malfunction in ECU
• Open or short cir-
cuit in wire harness
between Main
switch and ECU.
• Open circuit in line
for monitoring ECU
voltage.
• Malfunction in ECU.
• Defective coupler
between FID sole-
noid and ECU.
• Open or short cir-
cuit in wire harness
between FID sole-
noid and ECU.
• Defective FID sole-
noid.
• Malfunction in ECU.
• Battery discharging.
• Battery discharging
(broken or discon-
nected lead in rectifi-
er/regulator system).
• Battery overcharg-
ing.
• Battery overcharg-
ing (broken or dis-
connected lead in
rectifier/regulator
system).
Possible cause
TCS (Traction Con-
trol System) does not
work.
TCS indicator light
comes ON.
TCS switch disabled.
(TCS switch to mode
OFF.)
Engine is difficult to
start.
Loss of engine power.
Engine overheats.
Increased exhaust
emissions.
Engine is difficult to
start.
Increased exhaust
emissions.
Engine is difficult to
start.
Engine idling speed is
unstable.
Engine idling speed is
high.
Engine is difficult to
start.
Increased exhaust
emissions.
Battery performance
has deteriorated or
battery is defective.
Engine is difficult to
start.
Increased exhaust
emissions.
Battery performance
has deteriorated or
battery is defective.
8-41
ELEC – +
Remarks
TCS (Traction Con-
trol System) does not
work.
—
Fuel system voltage is
12 [V].
O feedback is not
2
carried out.
Power is not supplied
to the FID solenoid.
O feedback learning
2
is not carried out.
O feedback learning
2
is not carried out.