2020 YAMAHA XMAX 125 belt

Periodic maintenance an d a djustment
8-6
8
EAU72790
TIP Engine air filter and V-belt air filter
• This model’s engine air filter is equipped with a disposable oil-coated paper element, which must not be cleaned with compressed air to avoid damaging it.
• The engine air filter element needs to be replaced and the V-belt air filter element needs to be serviced more fre- quently when riding in unusually wet or dusty areas.21 *Final transmission
oil • Check vehicle for oil leakage.
√√√√√
• Change. √√√
22 *Coolin g system • Check coolant level and vehicle
for coolant leakage. √√√√√
• Change. Every 3 years
23 *V-belt • Replace. When the V-belt replacement indicator flashes or comes on
24 *Front an
d rear
b rake switches • Check operation.
√√√√√√
25 *Movin
g parts an d
cab les • Lubricate.
√√√√√
26 *Throttle
grip hous-
in g an d cab le • Check operation and free play.
• Adjust the throttle cable free play
if necessary.
• Lubricate the throttle grip housing and cable. √√√√√
27 *Li
ghts, si gnals an d
switches • Check operation.
• Adjust headlight beam.
√√√√√√
NO. ITEM CHECK OR MAINTENANCE JOB
ODOMETER READING
ANNUAL
CHECK
1000 km
(600 mi) 6000 km
(3500 mi) 12000 km
(7000 mi) 18000 km
(10500 mi) 24000 km
(14000 mi)UB9YE0E0.book Page 6 Wednesday, January 6, 2021 3:03 PM

Periodic maintenance an d a djustment
8-14
8
TIP The coolant level must be
checked on a cold engine since
the level varies with engine tem-
perature.
 Make sure that the vehicle is posi-
tioned straight up when checking
the coolant level. A slight tilt to the
side can result in a false reading.2. Check the coolant level in the
coolant reservoir.TIPThe coolant should be between the mi-
nimum and maximum level marks.
3. If the coolant is at or below the mi-nimum level mark, have a Yamaha
dealer add coolant to the reser-
voir.
EAU33032
Chan gin g the coolant
The coolant must be changed at the in-
tervals specified in the periodic main-
tenance and lubrication chart. Have a
Yamaha dealer change the coolant.
WARNING! Never attempt to remove the ra diator cap when the en gine is
hot.
[EWA10382] EAU67174
Air filter an
d V- belt case air fil-
ter elementsThe air filter element should be re-
placed and the V-belt case air filter el-
ement should be cleaned at the
intervals specified in the periodic main-
tenance and lubrication chart. Service
the air filter elements more frequently if
you are riding in unusually wet or dusty
areas. The air filter check hose and V-
belt case air filter check hose must be
frequently checked and cleaned if nec-
essary.
Cleanin g the air filter check hose
1. Coolant level check window
2. Maximum level mark
3. Minimum level markZAUM1947
1 2
2
3 2
3
Coolant reservoir capacity (up to
the maximum level mark): 0.13 L (0.14 US qt, 0.11 Imp.qt)
1. Air filter check hoseZAUM1948
1 11
UB9YE0E0.book Page 14 Wednesday, January 6, 2021 3:03 PM

Periodic maintenance an d a djustment
8-15
8
1. Check the hose on the rear side of
the air filter case for accumulated
dirt or water.
2. If dirt or water is visible, remove the hose from the clamp, clean it,
and then install it.
TIPIf dirt or water was found in the check
hose, be sure to check the air filter ele-
ment for excessive dirt or damage and
replace it if necessary.Replacin g the air filter element
1. Place the vehicle on the center- stand.
2. Remove the air filter case cover by removing the screws. 3. Pull the air filter element out.
4. Insert a new air filter element into
the air filter case. NOTICE: Make
sure that the air filter element is
properly seated in the air filter
case. The en gine shoul d never
b e operated without the air filter
element installe d, otherwise the
piston(s) an d/or cylin der(s) may
b ecome excessively worn.
[ECA10482]
NOTICE
ECA21220
 The air filter element must be
replaced at the intervals speci-
fie d in the perio dic maintenance
chart. 
The air filter element shoul d b e
replaced more frequently if you
often ri de in the rain or dusty ar-
eas.
 The air filter cannot be cleaned
b y blowin g it with compresse d
air. It must be replace d.
5. Install the air filter case cover by
installing the screws.
Cleanin g the V- belt case check hose
1. Check the hose on the rear side of the V-belt case for accumulated
dirt or water.
2. If dirt or water is visible, remove the hose from the clamp, clean it,
and then install it.
1. Air filter case cover
2. ScrewZAUM1949
2 2 1
2
22 1
2
2
1. Air filter elementZAUM1950
1 11
1. V-belt case check hoseZAUM1951
1 11
UB9YE0E0.book Page 15 Wednesday, January 6, 2021 3:03 PM

Periodic maintenance an d a djustment
8-16
8
TIPIf dirt or water was found in the check
hose, be sure to check the V-belt case
air filter element for excessive dirt or
damage and clean or replace it if nec-
essary.Cleanin g the V- belt case air filter el-
ement 1. Place the vehicle on the center- stand.
2. Remove the screws, and then pull the V-belt case air filter element
cover outward and away from the
V-belt case. 3. Pull the V-belt case air filter ele-
ment out, and then clean it with
solvent. After cleaning, remove
the remaining solvent by squeez-
ing the element. WARNING! Use
only a ded icated parts cleanin g
solvent. To avoi d the risk of fire
or explosion, do not use gaso-
line or solvents with a low flash
point.
[EWA10432]
NOTICE: To avoi d
d amag ing the air filter element,
han dle it gently an d carefully,
an d d o not twist it.
[ECA10522]
4. Apply oil of the recommended
type to the entire surface of the
sponge material, and then
squeeze the excess oil out.TIPThe air filter element should be
wet but not dripping.
 Check the air filter element for ex-
cessive dirt or damage and re-
place it if necessary.5. Insert the element into the V-belt
case.
6. Install the air filter element cover by installing the screws.
1. V-belt case air filter element cover
2. ScrewZAUM1952
1 1
21
2
2
2
1. V-belt case air filter elementZAUM1953
1 11
Recommen ded oil:
Yamaha foam air filter oil or other
quality foam air filter oil
UB9YE0E0.book Page 16 Wednesday, January 6, 2021 3:03 PM

Periodic maintenance an d a djustment
8-22
8 fluid level goes down suddenly, have a
Yamaha dealer check the cause before further riding.
EAU22734
Chan gin g the brake flui dHave a Yamaha dealer change the
brake fluid every 2 years. In addition,
have the seals of the master cylinders
and brake calipers, as well as the brake
hoses replaced at the intervals listed
below or sooner if they are damaged or
leaking.
 Brake seals: every 2 years
 Brake hoses: every 4 years
EAUU0311
Checkin g the V- beltThe V-belt must be checked and re-
placed by a Yamaha dealer at the inter-
vals specified in the periodic
maintenance and lubrication chart.
UB9YE0E0.book Page 22 Wednesday, January 6, 2021 3:03 PM

12-1
12
Index
AABS warning light ................................... 5-2
Acceleration and deceleration ................ 7-3
Activating the Stop and Start System .... 4-1
Air filter and V-belt case air filter
elements ............................................. 8-14
Anti-lock brake system (ABS)............... 5-14
Auxiliary DC jack .................................. 5-26BBattery .................................................. 8-26
Brake fluid, changing............................ 8-22
Brake fluid level, checking.................... 8-21
Brake lever, front .................................. 5-14
Brake lever, rear ................................... 5-14
Brake levers, lubricating ....................... 8-23
Braking ................................................... 7-3CCables, checking and lubricating ......... 8-23
Canister ................................................ 8-10
Care ........................................................ 9-1
Catalytic converter ............................... 5-20
Centerstand and sidestand, checking and lubricating ................................... 8-24
Coolant ................................................. 8-13DData recording, vehicle......................... 11-2
Diagnostic connector ........................... 11-2
Dimmer/Pass switch............................. 5-12EEmergency mode ................................. 8-34
Engine break-in ...................................... 7-1
Engine oil and oil strainer ..................... 8-10
Engine overheating ............................... 8-33
Engine serial number ............................ 11-1
FFinal transmission oil............................ 8-12
Front and rear brake lever free play, checking ............................................ 8-19
Front and rear brake pads, checking ... 8-20
Front fork, checking ............................. 8-25
Front turn signal light ........................... 8-29
Fuel ...................................................... 5-18
Fuel consumption, tips for reducing ...... 7-4
Fuel tank cap........................................ 5-17
Fuel tank overflow hose ....................... 5-20
Fuses, replacing ................................... 8-27HHandlebar position, adjusting .............. 5-25
Handlebar switches ............................. 5-12
Hazard switch ...................................... 5-13
High beam indicator light ....................... 5-1
Horn switch .......................................... 5-13IIdentification numbers ......................... 11-1
Ignition circuit cut-off system .............. 5-27
Indicator lights and warning lights ......... 5-1KKey, handling of smart and mechanical keys...................................................... 3-3LLicense plate light bulb, replacing ....... 8-30MMain switch ............................................ 3-8
Maintenance and lubrication, periodic... 8-4
Maintenance, emission control system ................................................. 8-3
Malfunction indicator light (MIL)............. 5-1
Matte color, caution ............................... 9-1 Model label ........................................... 11-1
Multi-function display ............................. 5-4
OOperating range of the smart key
system .................................................. 3-2PPanel, removing and installing ................ 8-8
Parking.................................................... 7-4
Part locations.......................................... 2-1
Precautions when using the Stop and Start System ......................................... 4-3SSafe-riding points ................................... 1-5
Safety information................................... 1-1
Shock absorber assemblies, adjusting ............................................. 5-25
Sidestand.............................................. 5-27
Smart key................................................ 3-5
Smart key battery, replacing................... 3-6
Smart key system ................................... 3-1
Smart key system indicator light ............ 5-2
Smart key system, troubleshooting ...... 8-31
Spark plug, checking .............................. 8-9
Specifications ....................................... 10-1
Speedometer .......................................... 5-3
Starting off .............................................. 7-3
Starting the engine ................................. 7-2
Steering, checking ................................ 8-25
Stop and Start System ........................... 4-1
Stop and Start System indicator light..... 5-2
Stop and Start System operation ........... 4-1
Stop and Start System switch .............. 5-13
Stop/Run/Start switch .......................... 5-13
Storage ................................................... 9-3
UB9YE0E0.book Page 1 Wednesday, January 6, 2021 3:03 PM

Index
12-2
12
Storage compartments ......................... 5-20TTachometer ............................................. 5-3
Throttle grip and cable, checking and
lubricating ........................................... 8-23
Throttle grip free play, checking ........... 8-17
Tires ...................................................... 8-17
Tool kit .................................................... 8-2
Traction control system ........................ 5-15
Traction control system indicator light ... 5-2
TRIP/INFO switch ................................. 5-13
Troubleshooting .................................... 8-31
Troubleshooting chart........................... 8-32
Turn signal indicator lights ...................... 5-1
Turn signal switch ................................. 5-13VValve clearance..................................... 8-17
V-belt, checking .................................... 8-22
Vehicle identification number ............... 11-1
Vehicle lights ......................................... 8-29WWheel bearings, checking..................... 8-26
Wheels .................................................. 8-19
Windshield ............................................ 5-22
UB9YE0E0.book Page 2 Wednesday, January 6, 2021 3:03 PM