2019 YAMAHA MT-09 maintenance

Periodic maintenance and adjustment7-27
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EAU44276
Checking and lubricating the
brake and shift pedalsThe operation of the brake and shift
pedals should be checked before each
ride, and the pedal pivots should be lu-
bricated if necessary.
Brake pedal Shift pedal
EAU23144
Checking and lubricating the
brake and cl
utch leversThe operation of the brake and clutch
levers should be checked before each
ride, and the lever pivots should be lu-
bricated if necessary.
Brake lever
Recommended lubricant:
Lithium-soap-based grease
BS2-9-E2.book 27 ページ ２０１８年８月１０日　金曜日　午前９時３６分

Periodic maintenance and adjustment
7-28
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12 Clutch lever
EAU23203
Checking and lubricating the
sidestandThe operation of the sidestand should
be checked before each ride, and the
sidestand pivot and metal-to-metal
contact surfaces should be lubricated if
necessary.
WARNING
EWA10732
If the sidestand does not move up
and down smoothly, have a Yamaha
dealer check or repair it. Otherwise,
the sidestand could contact the
ground and distract the operator, re-sulting in a possible loss of control.
EAUM1653
Lubricating the swingarm
pivotsThe swingarm pivots must be lubricat-
ed by a Yamaha dealer at the intervals
specified in the periodic maintenance
and lubrication chart.
Recommended lubricants:
Brake lever:Silicone grease
Clutch lever: Lithium-soap-based grease
Recommended lubricant: Lithium-soap-based grease
Recommended lubricant:
Lithium-soap-based grease
BS2-9-E2.book 28 ページ ２０１８年８月１０日　金曜日　午前９時３６分

Periodic maintenance and adjustment7-29
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EAU23273
Checking the front forkThe condition and operation of the front
fork must be checked as follows at the
intervals specified in the periodic main-
tenance and lubrication chart.
To check the condition
Check the inner tubes for scratches,
damage and excessive oil leakage.
To check the operation 1. Place the vehicle on a level sur- face and hold it in an upright posi-
tion. WARNING! To avoid injury,
securely support the vehicle so
there is no danger of it falling
over.
[EWA10752]
2. While applying the front brake, push down hard on the handlebars
several times to check if the front
fork compresses and rebounds
smoothly.
NOTICE
ECA10591
If any damage is found or the front
fork does not operate smoothly,
have a Yamaha dealer check or re-pair it.
EAU23285
Checking the steeringWorn or loose steering bearings may
cause danger. Therefore, the operation
of the steering must be checked as fol-
lows at the intervals specified in the pe-
riodic maintenance and lubrication
chart.1. Raise the front wheel off the ground. (See page 7-35.)
WARNING! To avoid injury, se-
curely support the vehicle so
there is no danger of it falling
over.
[EWA10752]
2. Hold the lower ends of the frontfork legs and try to move them for-
ward and backward. If any free
play can be felt, have a Yamaha
dealer check or repair the steering.
BS2-9-E2.book 29 ページ ２０１８年８月１０日　金曜日　午前９時３６分

Periodic maintenance and adjustment
7-30
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EAU23292
Checking the wheel bearingsThe front and rear wheel bearings must
be checked at the intervals specified in
the periodic maintenance and lubrica-
tion chart. If there is play in the wheel
hub or if the wheel does not turn
smoothly, have a Yamaha dealer check
the wheel bearings.
EAU50292
BatteryThe battery is located under the seat.
(See page 4-20.)
This model is equipped with a VRLA
(Valve Regulated Lead Acid) battery.
There is no need to check the electro-
lyte or to add distilled water. However,
the battery lead connections need to be
checked and, if necessary, tightened.
WARNING
EWA10761

Electrolyte is poisonous and
dangerous since it contains sul-
furic acid, which causes severe
burns. Avoid any contact with skin, eyes or clothing and al-
ways shield your eyes when
working near batteries. In case
of contact, administer the fol-
lowing FIRST AID.
EXTERNAL: Flush with plenty
of water.
INTERNAL: Drink large quan- tities of water or milk and im-
mediately call a physician.
EYES: Flush with water for 15 minutes and seek prompt
medical attention.

Batteries produce explosive hy-
drogen gas. Therefore, keep
sparks, flames, cigarettes, etc.,
away from the battery and pro-
vide sufficient ventilation when
charging it in an enclosed
space.

KEEP THIS AND ALL BATTER-
IES OUT OF THE REACH OFCHILDREN.
To charge the battery
Have a Yamaha dealer charge the bat-
tery as soon as possible if it seems to
have discharged. Keep in mind that the
1. Battery
2. Positive battery lead (red)
3. Negative battery lead (black)
2
3
1
BS2-9-E2.book 30 ページ ２０１８年８月１０日　金曜日　午前９時３６分

Periodic maintenance and adjustment7-31
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battery tends to discharge more quickly
if the vehicle is equipped with optional
electrical accessories.
NOTICE
ECA16522
To charge a VRLA (Valve Regulated
Lead Acid) battery, a special (con-
stant-voltage) battery charger is re-
quired. Using a conventional batterycharger will damage the battery.
To store the battery
1. If the vehicle will not be used for more than one month, remove the
battery, fully charge it, and then
place it in a cool, dry place.
NOTICE: When removing the
battery, be sure to turn the main
switch off, then disconnect the
negative lead before discon-
necting the positive lead.
[ECA16304]
2. If the battery will be stored for more than two months, check it at least
once a month and fully charge it if
necessary.
3. Fully charge the battery before in- stallation. NOTICE: When install-
ing the battery, be sure to turn the main switch off, then con-
nect the positive lead before
connecting the negative
lead.
[ECA16842]
4. After installation, make sure that
the battery leads are properly con-
nected to the battery terminals.NOTICE
ECA16531
Always keep the battery charged.
Storing a discharged battery cancause permanent battery damage.
EAU76770
Replacing the fusesFuse box 1 is located behind panel A.
(See page 7-9.)1. Fuse box 1
1
BS2-9-E2.book 31 ページ ２０１８年８月１０日　金曜日　午前９時３６分

Periodic maintenance and adjustment
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12 The main fuse, the fuel injection system
fuse, and fuse box 2 are located under
the seat. (See page 4-20.)
TIPTo access the fuel injection system
fuse, remove the starter relay cover bypulling it upward.
1. Ignition fuse
2. ABS control unit fuse
3. Auxiliary fuse 1
4. Parking lighting fuse
5. Signaling system fuse
6. Headlight fuse
7. Grip warmer fuse
8. Spare fuse
123
8
456
87
1. Fuse box 2
2. Main fuse
3. Fuel injection system fuse
4. Fuel injection system spare fuse
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1
1. Radiator fan motor fuse
2. Backup fuse
3. Electronic throttle valve fuse
4. Terminal fuse 1
5. ABS solenoid fuse
6. ABS motor fuse
7. Spare fuse
1234
7
56
BS2-9-E2.book 32 ページ ２０１８年８月１０日　金曜日　午前９時３６分

Periodic maintenance and adjustment7-33
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If a fuse is blown, replace it as follows.
1. Turn the key to “OFF” and turn off the electrical circuit in question.
2. Remove the blown fuse, and then install a new fuse of the specified
amperage. WARNING! Do not
use a fuse of a higher amperage
rating than recommended to
avoid causing extensive dam-
age to the electrical system and
possibly a fire.
[EWA15132]
3. Turn the key to “ON” and turn on the electrical circuit in question to check if the device operates.
4. If the fuse immediately blows again, have a Yamaha dealer
check the electrical system.
1. Starter relay cover
2. Fuel injection system fuse
3. Fuel injection system spare fuse
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3
Specified fuses:Main fuse:50.0 A
Auxiliary fuse 1:
2.0 A
Terminal fuse 1: 2.0 A
Grip warmer fuse: 5.0 A
Headlight fuse:
10.0 A
Signaling system fuse: 7.5 A
Ignition fuse: 15.0 A
Parking lighting fuse:
7.5 A
Radiator fan motor fuse: 15.0 A
ABS motor fuse: 30.0 A
ABS solenoid fuse:
15.0 A
Fuel injection system fuse: 10.0 A
ABS control unit fuse: 7.5 A
Backup fuse: 7.5 A
Electronic throttle valve fuse: 7.5 A
BS2-9-E2.book 33 ページ ２０１８年８月１０日　金曜日　午前９時３６分

Periodic maintenance and adjustment
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EAU76271
Vehicle lightsExcept for the turn signal lights, this
model is equipped with full-LED light-
ing. If a light does not come on, check
the fuses and then have a Yamaha
dealer check the vehicle.
If a turn signal light does not come,
check and replace the bulb. (See
page 7-34.)TIPWhen the dimmer switch is set to high
beam or the passing switch is pushed,all four headlights come on.
NOTICE
ECA16581
Do not affix any type of tinted film orstickers to the headlight lens.
EAU24205
Replacing a turn signal light
bulb1. Remove the turn signal light lens by removing the screw.
2. Remove the burnt-out bulb by pushing it in and turning it counter-
clockwise.
1. Headlight (low beam)
2. Headlight (high beam)
3. Auxiliary light
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3
1. Turn signal light lens
2. Screw
1
2
BS2-9-E2.book 34 ページ ２０１８年８月１０日　金曜日　午前９時３６分