Yamaha R1 Series 2015 Service Manual page 690

SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE
Diagnostic
code No.
42 Secondary injector #3
43 Secondary injector #4
47 Steering damper solenoid
48 Air induction system sole-
noid
49 Intake solenoid
50 Relay unit
51 Radiator fan motor relay
52 Headlight
53 EXUP servo motor
Item
Actuates the secondary
injector #3 five times at one-
second intervals.
Illuminates the engine trou-
ble and system warning light.
Actuates the secondary
injector #4 five times at one-
second intervals.
Illuminates the engine trou-
ble and system warning light.
When the start/engine stop
switch is "ON", the steering
damper solenoid is on.
When the start/engine stop
switch is "OFF", the steering
damper solenoid is off.
When the steering damper
solenoid is on, illuminates
the engine trouble and sys-
tem warning light.
Actuates the air induction
system solenoid five times at
one-second intervals.
Illuminates the engine trou-
ble and system warning light.
Actuates fuel intake sole-
noid five times at one-sec-
ond intervals.
Illuminates the engine trou-
ble and system warning light.
Actuates the relay unit five
times at one-second inter-
vals.
Illuminates the engine trou-
ble and system warning light.
Actuates the radiator fan
motor relay five times at five-
second intervals. Illuminates
the engine trouble and sys-
tem warning light.
Actuates the headlight five
times at five-second inter-
vals. Illuminates the engine
trouble and system warning
light.
After the EXUP is fully
closed, it stops at the open-
ing base position (intermedi-
ate position).
This operation takes approxi-
mately three seconds during
which time the engine trou-
ble and system warning light
comes on.
9-11
Actuation
Check that secondary injec-
tor #3 is actuated five times
by listening for the operating
sound.
Check that secondary injec-
tor #4 is actuated five times
by listening for the operating
sound.
Check the operating of the
steering damper.
Check that the air induction
system solenoid is actuated
five times by listening for the
operating sound.
Check that intake solenoid is
actuated five times by listen-
ing for the operating sound.
Check that the relay unit is
actuated five times by listen-
ing for the operating sound.
Check that the radiator fan
motor relay is actuated five
times by listening for the
operating sound.
Check that the headlight
comes on five times.
Check the operating sound.
(ECU)
Procedure