Yamaha FJR13AY 2009 Service Manual page 559

Diag-
nostic
Item
code
No.
d:39 Injector #4
Air induction system sole-
d:48
noid
d:50 Fuel pump relay
d:51 Radiator fan motor relay
Headlight (on/off)/grip
d:52
warmer relay
d:57 Grip warmer
EAS27450
TROUBLESHOOTING DETAILS
This section describes the measures per fault code number displayed on the meter. Check and service
the items or components that are the probable cause of the malfunction following the order given.
FUEL INJECTION SYSTEM
Actuation
Actuates the injector #4 five
times at one-second inter-
vals.
Illuminates the engine trou-
ble warning light.
Actuates the air induction
system solenoid five times at
one-second intervals.
Illuminates the engine trou-
ble warning light.
Actuates the fuel pump relay
five times at one-second in-
tervals.
Illuminates the engine trou-
ble 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 mo-
tor relay for five cycles of five
seconds. (ON 2 seconds,
OFF 3 seconds)
Illuminates the engine trou-
ble warning light and rotates
the radiator fan motors.
Actuates the headlight
(on/off)/grip warmer relay for
five cycles of five seconds.
(ON 2 seconds, OFF 3 sec-
onds)
Illuminates the engine trou-
ble warning light and head-
light.
Illuminates the engine trou-
ble warning light.
8-76
Checking method
Check the operating sound
of the injector #4 five times.
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 re-
lay five times.
Check the operating sound
of the headlight (on/off)/grip
warmer relay five times.
Disconnect the grip warmer
control unit coupler from
the control unit, if
equipped, and then con-
nect a pocket tester to the
terminals (light
green/white–black) of the
coupler (wire harness side)
and check for continuity.