2016 YAMAHA MT-03 lock

Periodic maintenance an d a djustment
6-22
6
4. If the drive chain slack is incorrect,
adjust it as follows.
EAU62982
To a djust the drive chain slack
Consult a Yamaha dealer before ad-
justing the drive chain slack. 1. Remove the drive chain puller cap, and then loosen the axle nut and
the locknut on each side of the
swingarm.
2. To tighten the drive chain, turn thedrive chain slack adjusting nut on
each side of the swingarm in di-
rection (a). To loosen the drive
chain, turn the adjusting nut on
each side of the swingarm in di- rection (b), and then push the rear
wheel forward.
NOTICE: Improp-
er drive chain slack will over-
loa d the en gine as well as other
vital parts of the motorcycle an d
can lead to chain slippa ge or
b reakag e. To prevent this from
occurrin g, keep the d rive chain
slack within the specified limits.
[ECA10572]
TIPUsing the alignment marks on each
side of the swingarm, make sure that
both drive chain pullers are in the same
position for proper wheel alignment.
1. Drive chain slack
1
1. Locknut
2. Drive chain puller cap
1. Axle nut
12
1
1. Drive chain slack adjusting nut
1
(a)(b)
UB08E1E0.book Page 22 Friday, October 2, 2015 9:33 AM

Periodic maintenance an d a djustment
6-23
6 3. Tighten the axle nut, then the lock-
nuts to their specified torques.
4. Make sure that the drive chain pullers are in the same position,
the drive chain slack is correct,
and the drive chain moves
smoothly.
5. Install the drive chain puller caps.
EAU23026
Cleanin g an d lu bricatin g the
d rive chainThe drive chain must be cleaned and
lubricated at the intervals specified in
the periodic maintenance and lubrica-
tion chart, otherwise it will quickly wear
out, especially when riding in dusty or
wet areas. Service the drive chain as
follows.NOTICE
ECA10584
The drive chain must b e lubricated
after washin g the motorcycle, ri din g
in the rain or ri din g in wet areas.1. Clean the drive chain with kero-
sene and a small soft brush.
NOTICE: To prevent d amaging
the O-rin gs, do not clean the
d rive chain with steam cleaners,
hi gh-pressure washers or inap-
propriate solvents.
[ECA11122]
2. Wipe the drive chain dry.
3. Thoroughly lubricate the drive chain with a special O-ring chain
lubricant. NOTICE: Do not use
en gine oil or any other lu bri-
cants for the drive chain, as they may contain su
bstances that
coul d damag e the O-rin gs.
[ECA11112]
1. Alignment marks
2. Drive chain pullerTi ghtenin g torques:
Axle nut: 57 Nm (5.7 m·kgf, 41 ft·lbf)
Locknut:
16 Nm (1.6 m·kgf, 12 ft·lbf)
1
2
UB08E1E0.book Page 23 Friday, October 2, 2015 9:33 AM

Periodic maintenance an d a djustment
6-30
6
Fuse
box 1 Fuse box 2 is located under the rider
seat. (See page 3-18.)
Fuse box 2
If a fuse is blown, replace it as follows. 1. Turn the key to “ ” 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 hi gher ampera ge
ratin g than recommen ded to
avoi d causin g extensive dam-
a g e to the electrical system an d
possi bly a fire.
[EWA15132]
1. Fuse box 1
1. Ignition fuse
2. Signaling system fuse
3. ABS control unit fuse
4. Backup fuse (for clock)
5. Headlight fuse
6. Radiator fan motor fuse
7. Spare fuse
17
123
56
4
1. Fuse box 2
1. Spare fuse
2. ABS solenoid fuse
3. ABS motor fuse
1
1
2
3
Specified fuses:
Main fuse: 30.0 A
Headlight fuse:
15.0 A
Signaling system fuse: 7.5 A
Ignition fuse: 15.0 A
Radiator fan motor fuse:
7.5 A
ABS motor fuse: 30.0 A
ABS solenoid fuse: 15.0 A
ABS control unit fuse:
7.5 A
Backup fuse: 7.5 A
UB08E1E0.book Page 30 Friday, October 2, 2015 9:33 AM

Periodic maintenance an d a djustment
6-32
6
EAU24182
Tail/b rake li ghtThis model is equipped with an LED-
type tail/brake light.
If the tail/brake light does not come on,
have a Yamaha dealer check it.
EAU62590
Replacin g a turn sig nal light
b ul b1. Remove the turn signal light lens
by removing the screw.
2. Remove the turn signal light bulb socket (together with the bulb) by
turning it counterclockwise. 3. Remove the burnt-out bulb by
pulling it out.
4. Insert a new bulb into the socket.
5. Install the socket (together with the bulb) by turning it clockwise.
6. Install the turn signal light lens by installing the screw. NOTICE: Do
not overti ghten the screw, oth-
erwise the lens may break.
[ECA11192]
1. Turn signal light lens
2. Screw
1
2
1. Turn signal light bulb socket
1
UB08E1E0.book Page 32 Friday, October 2, 2015 9:33 AM

Periodic maintenance an d a djustment
6-37
6 En
gine overheatin g
WARNING
EWAT1041
Do not remove the ra diator cap when the en gine an d ra diator are hot. Scal din g hot flui d an d steam may be
b lown out un der pressure, which coul d cause serious injury. Be sure to wait until the en gine has coole d.
 Place a thick ra g, like a towel, over the ra diator cap, an d then slowly rotate the cap counterclockwise to the
d etent to allow any resi dual pressure to escape. When the hissin g soun d has stoppe d, press d own on the cap
while turnin g it counterclockwise, an d then remove the cap.TIPIf coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended cool-
ant as soon as possible.
Wait until the
engine has cooled.
Check the coolant level in the
reservoir and radiator.
The coolant level
is OK.The coolant level is low.
Check the cooling system
for leakage.
Have a Yamaha dealer checkand repair the cooling system.Add coolant. (See TIP.)
Start the engine. If the engine overheats again,
have a
Yamaha dealer check
and repair the cooling system.
There is
leakage.
There is
no leakage.
UB08E1E0.book Page 37 Friday, October 2, 2015 9:33 AM

10-1
10
Index
AABS....................................................... 3-14
ABS warning light ................................... 3-3
Air filter element and check hose,
replacing and cleaning ....................... 6-13
Auxiliary light ........................................ 6-31BBattery .................................................. 6-28
Brake and clutch levers,
checking and lubricating .................... 6-25
Brake and shift pedals, checking and lubricating .................... 6-24
Brake fluid, changing............................ 6-21
Brake fluid level, checking.................... 6-20
Brake lever............................................ 3-13
Brake lever free play, checking ............ 6-18
Brake light switches ............................. 6-19
Brake pedal .......................................... 3-13CCables, checking and lubricating ......... 6-24
Care ........................................................ 7-1
Catalytic converter ............................... 3-17
Clutch lever........................................... 3-12
Clutch lever free play, adjusting ........... 6-17
Coolant ................................................. 6-12DDimmer switch...................................... 3-12
Drive chain, cleaning and lubricating ... 6-23
Drive chain slack .................................. 6-21EEngine break-in ...................................... 5-4
Engine oil and oil filter cartridge ............. 6-9
Engine serial number .............................. 9-1
Engine stop switch ............................... 3-12 Engine trouble warning light .................. 3-3
FFront and rear brake pads, checking ... 6-19
Front fork, checking ............................. 6-26
Fuel ...................................................... 3-15
Fuel tank breather hose and
overflow hose..................................... 3-17
Fuel tank cap........................................ 3-15
Fuses, replacing ................................... 6-29HHandlebar switches ............................. 3-11
Headlight bulb, replacing ..................... 6-31
Helmet holders ..................................... 3-19
High beam indicator light ....................... 3-2
Horn switch .......................................... 3-12IIdentification numbers ........................... 9-1
Ignition circuit cut-off system .............. 3-22
Indicator lights and warning lights ......... 3-2LLicense plate light bulb, replacing ....... 6-33
Luggage strap holders ......................... 3-21MMain switch/steering lock ...................... 3-1
Maintenance and lubrication, periodic... 6-4
Maintenance, emission control system ................................................. 6-3
Matte color, caution ............................... 7-1
Model label............................................. 9-1
Multi-function meter unit ........................ 3-4NNeutral indicator light ............................. 3-2OOil pressure warning light ...................... 3-2
PParking.................................................... 5-4
Part locations.......................................... 2-1
Pass switch........................................... 3-12SSafety information................................... 1-1
Seats ..................................................... 3-18
Shifting.................................................... 5-2
Shift pedal............................................. 3-13
Shift timing indicator light ....................... 3-3
Shock absorber assembly, adjusting ... 3-20
Sidestand.............................................. 3-21
Sidestand, checking and lubricating .... 6-26
Spark plugs, checking ............................ 6-8
Specifications ......................................... 8-1
Starting the engine ................................. 5-1
Start switch ........................................... 3-12
Steering, checking ................................ 6-27
Storage ................................................... 7-4
Storage compartment........................... 3-20
Supporting the motorcycle ................... 6-34
Swingarm pivots, lubricating ................ 6-26TTail/brake light ...................................... 6-32
Throttle grip and cable, checking and lubricating .................... 6-24
Throttle grip free play, checking ........... 6-15
Tires ...................................................... 6-15
Tool kit .................................................... 6-2
Troubleshooting .................................... 6-34
Troubleshooting charts ......................... 6-36
Turn signal indicator light ....................... 3-2
Turn signal light bulb, replacing............ 6-32
Turn signal switch ................................. 3-12
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