Yamaha MT-09 2021, Service Manual

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SELF-DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE
37 Injector #2 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. Disconnect the fuel pump
coupler before doing this
procedure.
Check that injector #2 is
actuated five times by lis-
tening for the operating
sound.
38 Injector #3 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. Disconnect the fuel pump
coupler before doing this
procedure.
Check that injector #3 is
actuated five times by lis-
tening for the operating
sound.
46 Purge cut valve solenoid 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. Check that the purge cut
valve solenoid is actuated
five times by listening for
the operating sound.
50 Main relay 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. Check that the relay unit is
actuated five times by lis-
tening for the operating
sound.
51 Radiator fan motor relay 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. Check that the radiator fan
motor relay is actuated
five times by listening for
the operating sound.
52 Headlight relay 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. Check that the headlight
comes on five times.
57 Grip warmer Turns on the grip warmers
for 2 minutes. Check that the grip warm-
ers become warm.
Diagnostic
code No.
Item Actuation Procedure