Yamaha YZFR1Y(C) 2009 Service Manual page 430

Diag-
nostic
Item
code
No.
D:43 Secondary injector #4
D:47 Steering damper solenoid
D:48 Air induction system sole-
noid
D:50 Fuel pump relay
D:51 Radiator fan motor relay
D:52 Headlight relay
FUEL INJECTION SYSTEM
Meter display
Actuates the secondary
injector #4 five times at one-
second intervals.
Illuminates the engine trouble
warning light.
Set the engine stop switch to
ON: Steering damper sole-
noid is ON.
Set the engine stop switch to
OFF: Steering damper sole-
noid is OFF.
Illuminates the engine trouble
warning light when the
engine stop switch is ON.
Actuates the air induction
system solenoid five times at
one-second intervals.
Illuminates the engine trouble
warning light.
Actuates the fuel pump relay
five times at one-second
intervals.
Illuminates the engine trouble
warning light.
(The engine trouble warning
light is OFF when the relay is
ON, and the engine trouble
warning light is ON when the
relay is OFF).
Actuates the radiator fan
motor relay for five cycles of
five seconds. (ON 2 seconds,
OFF 3 seconds)
Illuminates the engine trouble
warning light.
Actuates the headlight relay
for five cycles of five sec-
onds. (ON 2 seconds, OFF 3
seconds)
Illuminates the engine trouble
warning light.
8-43
Checking method
Check the operating sound
of the secondary injector #4
five times.
Check the operating of the
steering damper.
Check the operating sound
of the air induction system
solenoid five times.
Check the operating sound
of the fuel pump relay five
times.
Check the operating sound
of the radiator fan motor
relay five times.
Check the operating sound
of the headlight relay five
times.