Yamaha MT-09 2021 Service Manual page 511

SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE
Diagnostic
code No.
37 Injector #2
38 Injector #3
46 Purge cut valve solenoid
50 Main relay
51 Radiator fan motor relay
52 Headlight relay
57 Grip warmer
Item
Actuates the injector #2
five times at one-second
intervals.
The "check" indicator on
the YDT screen come on
each time the fuel injector
is actuated.
Actuates the injector #3
five times at one-second
intervals.
The "check" indicator on
the YDT screen come on
each time the fuel injector
is actuated.
Actuates the purge cut
valve solenoid five times
at one-second intervals.
The "check" indicator on
the YDT screen come on
each time the intake sole-
noid is actuated.
Actuates the relay unit five
times at one-second inter-
vals.
The "check" indicator on
the YDT screen come on
each time the relay is actu-
ated.
Actuates the radiator fan
motor relay five times at
five-seconds intervals.
The "check" indicator on
the YDT screen come on
each time the relay is actu-
ated.
Actuates the headlight five
times at five-seconds in-
tervals.
The "check" indicator on
the YDT screen come on
each time the headlight is
actuated.
Turns on the grip warmers
for 2 minutes.
9-81
Actuation
Disconnect the fuel pump
coupler before doing this
procedure.
Check that injector #2 is
actuated five times by lis-
tening for the operating
sound.
Disconnect the fuel pump
coupler before doing this
procedure.
Check that injector #3 is
actuated five times by lis-
tening for the operating
sound.
Check that the purge cut
valve solenoid is actuated
five times by listening for
the operating sound.
Check that the relay unit is
actuated five times by lis-
tening 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 that the grip warm-
ers become warm.
Procedure