Yamaha MT-125 Owner'S Manual Download Page 74

Page: 74 / 98

Perio

ic maintenance an

justment

6-32

then place it in a cool, dry place.

NOTICE:

When removin

the

attery,

e sure the key is

turne

to “OFF”, then

iscon-

nect the ne

ative lea

efore

isconnectin

the positive lea

[ECA16303]

2. If the battery will be stored for

more than two months, check the
specific gravity of the electrolyte
at least once a month and fully
charge the battery whenever nec-
essary.

3. Fully charge the battery before in-

stallation.

NOTICE:

When install-

the

attery,

e sure the key

is turne

to “OFF”, then connect

the positive lea

efore con-

nectin

the ne

ative lea

[ECA16841]

4. After installation, make sure that

the battery leads are properly con-
nected to the battery terminals
and that the breather hose is prop-
erly routed, in good condition, and
not obstructed.

NOTICE:

If the

reather hose is positione

such a way that the frame is ex-
pose

to electrolyte or

as ex-

pelle

from the

attery, the

frame coul

suffer structural

external

ama

es.

[ECA10602]

EAUM3461

Replacin

the fuses

The fuse boxes, which contains the
fuses for the individual circuits, are lo-
cated under the rider seat. (See page
3-18.)

If a fuse for the individual circuits 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 hi

her ampera

ratin

than recommen

avoi

causin

extensive

am-

e to the electrical system an

possi

ly a fire.

[EWA15132]

TIP

Fuse tongs are included in the owner’s
tool kit. Use the tongs to remove and
install a fuse.

1. Fuse box

ZAUM1188

UBR3E0E0.book Page 32 Friday, June 19, 2015 1:19 PM

Summary of Contents for MT-125

Page 1: ...PANTONE285C MT125 MT125A MT 125 OWNER S MANUAL BR3 F8199 E0 MOTORCYCLE English E Read this manual carefully before oper ating this vehicle ...

Page 2: ...EAU46091 Read this manual carefully before operating this vehicle This manual should stay with this vehicle if it is sold UBR3E0E0 book Page 1 Friday June 19 2015 1 19 PM ...

Page 3: ...injury In addition the many tips given in this manual will help keep your motorcycle in the best possible condition If you have any further questions do not hesitate to contact your Yamaha dealer The Yamaha team wishes you many safe and pleasant rides So remember to put safety first Yamaha continually seeks advancements in product design and quality There fore while this manual contains the most c...

Page 4: ... or death A WARNING indicates a hazardous situation which if not avoided could result in death or serious injury A NOTICE indicates special precautions that must be taken to avoid damage to the vehi cle or other property A TIP provides key information to make proce dures easier or clearer MT125 MT125A OWNER S MANUAL 2015 by MBK INDUSTRIE 1st edition July 2015 All rights reserved Any reprinting or ...

Page 5: ...ilter element 6 9 Coolant 6 12 Replacing the air filter element and cleaning the check hose 6 14 Checking the engine idling speed 6 14 Adjusting the throttle grip free play 6 15 Valve clearance 6 16 Tires 6 16 Cast wheels 6 19 Adjusting the clutch lever free play 6 19 Checking the front brake lever free play 6 20 Adjusting the brake pedal free play 6 21 Brake light switches 6 21 Checking the front...

Page 6: ...non ABS models 6 38 Rear wheel for non ABS models 6 39 Troubleshooting 6 41 Troubleshooting charts 6 42 Motorcycle care and storage 7 1 Matte color caution 7 1 Care 7 1 Storage 7 4 Specifications 8 1 Consumer information 9 1 Identification numbers 9 1 Index 10 1 UBR3E0E0 book Page 2 Friday June 19 2015 1 19 PM ...

Page 7: ...you Safe Riding Perform the pre operation checks each time you use the vehicle to make sure it is in safe operating condition Failure to inspect or maintain the vehi cle properly increases the possibility of an accident or equipment damage See page 4 1 for a list of pre operation checks This motorcycle is designed to carry the operator and a passen ger The failure of motorists to detect and recogn...

Page 8: ...to main tain control of the motorcycle The passenger should always hold onto the operator the seat strap or grab bar if equipped with both hands and keep both feet on the passenger footrests Never carry a passenger unless he or she can firmly place both feet on the passenger footrests Never ride under the influence of alcohol or other drugs This motorcycle is designed for on road use only It is no...

Page 9: ...ion of the motorcycle is changed To avoid the possibility of an accident use extreme caution when adding cargo or accessories to your motorcycle Use extra care when riding a motorcycle that has added cargo or accessories Here along with the information about accessories below are some general guidelines to follow if loading cargo to your motorcycle The total weight of the operator pas senger acces...

Page 10: ...ur vehicle that change any of the vehicle s design or operation characteristics can put you and others at greater risk of serious injury or death You are responsible for injuries related to changes in the vehicle Keep the following guidelines in mind as well as those provided under Load ing when mounting accessories Never install accessories or carry cargo that would impair the per formance of you...

Page 11: ...instruc tions before transporting the motorcy cle in another vehicle Remove all loose items from the motorcycle Check that the fuel cock if equipped is in the OFF position and that there are no fuel leaks Point the front wheel straight ahead on the trailer or in the truck bed and choke it in a rail to pre vent movement Shift the transmission in gear for models with a manual transmis sion Secure th...

Page 12: ... 6 1 Battery page 6 31 2 Owner s tool kit for ABS models page 6 2 3 Owner s tool kit page 6 2 4 Fuse box page 6 32 5 Shift pedal page 3 13 6 Engine oil drain bolt page 6 9 7 Coolant reservoir page 6 12 UBR3E0E0 book Page 1 Friday June 19 2015 1 19 PM ...

Page 13: ...A 1 2 3 5 4 6 1 Spark plug page 6 8 2 Front brake fluid reservoir page 6 23 3 Engine oil filter element page 6 9 4 Dipstick page 6 9 5 Rear brake fluid reservoir page 6 23 6 Brake pedal page 3 14 UBR3E0E0 book Page 2 Friday June 19 2015 1 19 PM ...

Page 14: ... Clutch lever page 3 13 2 Left handlebar switches page 3 11 3 Multi function meter unit page 3 4 4 Main switch steering lock page 3 1 5 Right handlebar switches page 3 11 6 Throttle grip page 6 15 7 Brake lever page 3 14 UBR3E0E0 book Page 3 Friday June 19 2015 1 19 PM ...

Page 15: ...if the engine stalls EAU10662 OFF All electrical systems are off The key can be removed WARNING EWA10062 Never turn the key to OFF or LOCK while the vehicle is moving Otherwise the electrical systems will be switched off which may result in loss of control or an accident EAU10693 LOCK The steering is locked and all electrical systems are off The key can be re moved To lock the steering 1 Turn the ...

Page 16: ...rrectly If this oc curs have a Yamaha dealer check the self diagnosis system The electrical circuit of the warning light can be checked by turning the key to ON The warning light should come on for a few seconds and then go off If the warning light does not come on initially when the key is turned to ON or if the warning light remains on have a Yamaha dealer check the electrical circuit EAU58530 A...

Page 17: ...em and electri cal circuits as soon as possible EAUM3440 Tachometer high rpm warning light This light flashes at 9500 r min to warn you that the engine speed is about to enter the high rpm zone Once the en gine speed reaches 10000 r min this light will come on to warn you that it is necessary to shift up to avoid engine damage To activate or deactivate the tachome ter high rpm warning light hold t...

Page 18: ...circuit The speedome ter tachometer fuel meter and coolant temperature meter will then perform a display check and a welcome message will scroll across the multi function display For the U K only To switch the speedometer and multi function displays between kilometers and miles press the SELECT and RESET button together turn the key to ON and then release the buttons Press the SELECT but ton to sw...

Page 19: ...he minute digits will start flashing 5 Use the RESET button to set the minutes 6 Push the SELECT button and then release it to start the clock TIP When setting the hours and minutes push the RESET button briefly to in crease the increment value one by one or push and hold the button to increase the increment value continuously Fuel meter The fuel meter indicates the amount of fuel in the fuel tank...

Page 20: ...ge will also ap pear stop the vehicle and let the en gine cool NOTICE ECA10022 Do not continue to operate the en gine if it is overheating TIP For radiator fan equipped vehi cles the radiator fan s automati cally switch on or off according to the coolant temperature in the ra diator If the engine overheats see page 6 43 for further instruction Odometer and tripmeter display The odometer and tripme...

Page 21: ...efueled and turned the key to OFF Multi function display The multi function display is equipped with the following a fuel consumption display aver age and instantaneous consump tion functions an average speed display which shows the average speed since last set to zero a time tripmeter which shows the elapsed riding time since last set to zero an oil change indicator with an oil service reminder w...

Page 22: ...itch be tween these display settings km L The distance that can be traveled on 1 0 L of fuel under the current riding conditions is shown L 100 km The amount of fuel necessary to travel 100 km under the current riding conditions is shown MPG for the UK only The dis tance that can be traveled on 1 0 Imp gal of fuel under the cur rent riding conditions is shown TIP If traveling at speeds under 10 km...

Page 23: ...for the UK only Your average traveling speed in miles per hour To reset the average speed display mode ODO should be selected se lect it by pushing the INFO button and then push the RESET button for two seconds The average speed dis play will also reset automatically 4 hours after the key was last turned to OFF Time tripmeter The time tripmeter displays _h _min hours and minutes the time that has ...

Page 24: ...ore the periodic oil change interval has been reached fol low the below procedure To reset the oil change indicator mode ODO should be selected select DIST SERV by pushing the INFO button and then push the RESET button for two seconds until DIST SERV mode flashes and then push and hold the RESET button for at least 15 seconds OIL SERV mes sage will also be reset Low battery warning indicator This ...

Page 25: ...number and then have a Yamaha dealer check the vehicle NOTICE ECA11591 If the display indicates an error code the vehicle should be checked as soon as possible in order to avoid engine damage EAU1234H Handlebar switches Left Right EAU12351 Pass switch Press this switch to flash the headlight EAU12401 Dimmer switch Set this switch to for the high beam and to for the low beam 1 Error code display 1 ...

Page 26: ...urns or when the throttle cable is stuck EAU12713 Start switch Push this switch to crank the engine with the starter See page 5 2 for start ing instructions prior to starting the en gine EAU44712 The engine trouble warning light and ABS warning light ABS model only may come on when the key is turned to ON and the start switch is pushed but this does not indicate a malfunc tion EAUM3451 Info switch...

Page 27: ...sed slowly for smooth clutch operation The clutch lever is equipped with a clutch switch which is part of the igni tion circuit cut off system See page 3 20 EAU12872 Shift pedal The shift pedal is located on the left side of the motorcycle and is used in combination with the clutch lever when shifting the gears of the 6 speed con stant mesh transmission equipped on this motorcycle 1 Clutch lever 1...

Page 28: ...andlebar To apply the front brake pull the lever toward the throttle grip EAU12944 Brake pedal The brake pedal is located on the right side of the motorcycle To apply the rear brake press down on the brake pedal 1 Brake lever ZAUM1201 1 IN F O 1 Brake pedal ZAUM1202 UBR3E0E0 book Page 14 Friday June 19 2015 1 19 PM ...

Page 29: ...ich will revert the system to conven tional braking if a malfunction occurs TIP The ABS performs a self diagno sis test each time the vehicle first starts off after the key is turned to ON and the vehicle has traveled at a speed of 10 km h 6 mi h or higher During this test a click ing noise can be heard from the hydraulic control unit and if the brake lever or brake pedal is even slightly applied ...

Page 30: ...EAU13213 Fuel Make sure there is sufficient gasoline in the tank WARNING EWA10882 Gasoline and gasoline vapors are extremely flammable To avoid fires and explosions and to reduce the risk of injury when refueling follow these instructions 1 Before refueling turn off the en gine and be sure that no one is sit ting on the vehicle Never refuel while smoking or while in the vi cinity of sparks open fl...

Page 31: ... and piston rings as well as to the exhaust system Your Yamaha engine has been de signed to use premium unleaded gas oline with a research octane number of 95 or higher If knocking or pinging occurs use a gasoline of a different brand Use of unleaded fuel will extend spark plug life and reduce mainte nance costs Gasohol There are two types of gasohol gaso hol containing ethanol and that con tainin...

Page 32: ...oing any maintenance work Do not allow the engine to idle more than a few minutes Long idling can cause a build up of heat NOTICE ECA10702 Use only unleaded gasoline The use of leaded gasoline will cause unre pairable damage to the catalytic converter EAUM2461 Rider seat To remove the rider seat 1 Insert the key into the seat lock and then turn it clockwise 2 Pull the rider seat off To install the...

Page 33: ... explanation of the ignition circuit cut off system WARNING EWA10242 The vehicle must not be ridden with the sidestand down or if the side stand cannot be properly moved up or does not stay up otherwise the sidestand could contact the ground and distract the operator resulting in a possible loss of control Yamaha s ignition circuit cut off system has been designed to assist the operator in fulfill...

Page 34: ...ission is in gear and the sidestand is up but the clutch le ver is not pulled It prevents starting when the transmission is in gear and the clutch lever is pulled but the side stand is still down It cuts the running engine when the transmission is in gear and the sidestand is moved down Periodically check the operation of the ignition circuit cut off system accord ing to the following procedure UB...

Page 35: ...0 Move the sidestand up 11 Keep the clutch lever pulled 12 Push the start switch Does the engine start The system is OK The motorcycle can be ridden The neutral switch may not be working correctly The motorcycle should not be ridden until checked by a Yamaha dealer The sidestand switch may not be working correctly The motorcycle should not be ridden until checked by a Yamaha dealer The clutch swit...

Page 36: ...il leakage 6 9 Coolant Check coolant level in reservoir If necessary add recommended coolant to specified level Check cooling system for leakage 6 12 Front brake Check operation If soft or spongy have Yamaha dealer bleed hydraulic system Check brake pads for wear Replace if necessary Check fluid level in reservoir If necessary add specified brake fluid to specified level Check hydraulic system for...

Page 37: ...Brake and clutch le vers Make sure that operation is smooth Lubricate lever pivoting points if necessary 6 27 Sidestand Make sure that operation is smooth Lubricate pivot if necessary 6 28 Chassis fasteners Make sure that all nuts bolts and screws are properly tightened Tighten if necessary Instruments lights signals and switches Check operation Correct if necessary Sidestand switch Check operatio...

Page 38: ... loss of con trol which could cause an accident or injury EAU48021 TIP This model is equipped with a lean an gle sensor to stop the engine in case of a turnover In this case the multi func tion display indicates error code 30 but this is not a malfunction Turn the key to OFF and then to ON to clear the error code Failing to do so will pre vent the engine from starting even though the engine will c...

Page 39: ...if a warning or in dicator light remains on see page 3 2 for the corresponding warning and indicator light circuit check For ABS models The ABS warning light should come on when the key is turned to ON and then go off after travel ing at a speed of 10 km h 6 mi h or higher NOTICE ECA17682 If the ABS warning light does not come on and then go off as ex plained above see page 3 2 for the warning lig...

Page 40: ...raise it NOTICE ECA10261 Even with the transmission in the neutral position do not coast for long periods of time with the engine off and do not tow the motorcycle for long dis tances The transmission is properly lubricated only when the engine is running Inade quate lubrication may damage the transmission Always use the clutch while changing gears to avoid dam aging the engine transmission and dr...

Page 41: ... the engine is brand new do not put an excessive load on it for the first 1000 km 600 mi The various parts in the engine wear and polish themselves to the correct operating clearances During this period prolonged full throt tle operation or any condition that might result in engine overheating must be avoided EAU16983 0 500 km 0 300 mi Avoid prolonged operation above 6000 r min After every hour of...

Page 42: ...cle EAU17214 Parking When parking stop the engine and then remove the key from the main switch WARNING EWA10312 Since the engine and exhaust system can become very hot park in a place where pedestri ans or children are not likely to touch them and be burned Do not park on a slope or on soft ground otherwise the vehicle may overturn increasing the risk of a fuel leak and fire Do not park near grass...

Page 43: ...maintain the vehi cle or performing maintenance ac tivities incorrectly may increase your risk of injury or death during service or while using the vehicle If you are not familiar with vehicle ser vice have a Yamaha dealer perform service WARNING EWA15123 Turn off the engine when performing maintenance unless otherwise specified A running engine has moving parts that can catch on body parts or clo...

Page 44: ...if applicable Yamaha dealers are trained and equipped to perform these particular services EAU17362 Owner s tool kit The owner s tool kit is located under the rider seat See page 3 18 The service information included in this manual and the tools provided in the owner s tool kit are intended to assist you in the performance of preventive maintenance and minor repairs How ever additional tools such ...

Page 45: ...sterisk should be performed by a Yamaha dealer as they require special tools data and technical skills EAU69210 Periodic maintenance chart for the emission control system NO ITEM 1 Fuel line Check fuel hoses for cracks or damage 2 Spark plug Check condition Clean and regap Replace 3 Valves Check valve clearance Adjust 4 Fuel injection Check engine idle speed X 1000 km CHECK OR MAINTENANCE JOB X 10...

Page 46: ...cle for fluid leakage Replace brake pads Whenever worn to the limit 7 Brake hoses Check for cracks or damage Check for correct routing and clamping Replace Every 4 years 8 Brake fluid Change Every 2 years 9 Wheels Check runout and for damage 10 Tires Check tread depth and for dam age Replace if necessary Check air pressure Correct if necessary 11 Wheel bearings Check bearings for looseness or dama...

Page 47: ...tch lever pivot shaft Lubricate with lithium soap based grease 19 Sidestand Check operation Lubricate with lithium soap based grease 20 Sidestand switch Check operation 21 Front fork Check operation and for oil leak age 22 Shock absorber assembly Check operation and shock ab sorber for oil leakage 23 Rear suspension relay arm and con necting arm pivot ing points Check operation Lubricate with lith...

Page 48: ...lter el ement Replace 26 Cooling system Check coolant level and vehicle for coolant leakage Change coolant Every 3 years 27 Front and rear brake switches Check operation 28 Moving parts and cables Lubricate 29 Throttle grip Check operation Check throttle grip free play and adjust if necessary Lubricate cable and grip hous ing 30 Lights signals and switches Check operation Adjust headlight beam NO ...

Page 49: ... the cowling off To install the cowling Place the cowling in the original posi tion and then install the screws Cowling B To remove the cowling 1 Remove cowling A See page 6 7 2 Remove the screws shown and then take the cowling off To install the cowling 1 Place the cowling in the original position and then install the screws 2 Install cowling A 1 Cowling A 2 Cowling B 1 Cowling A 2 Screw ZAUM1204...

Page 50: ...ark plug 1 Check that the porcelain insulator around the center electrode of the spark plug is a medium to light tan the ideal color when the vehi cle is ridden normally TIP If the spark plug shows a distinctly dif ferent color the engine could be oper ating improperly Do not attempt to diagnose such problems yourself In stead have a Yamaha dealer check the vehicle 2 Check the spark plug for elect...

Page 51: ...t be changed and the oil filter ele ment replaced at the intervals specified in the periodic maintenance and lubri cation chart To check the engine oil level 1 Place the vehicle on a level sur face and hold it in an upright posi tion A slight tilt to the side can result in a false reading 2 Start the engine warm it up for several minutes and then turn it off 3 Wait a few minutes until the oil set ...

Page 52: ...oil 5 Remove the engine oil filler cap and the drain bolt along with the O ring compression spring and engine oil strainer to drain the oil from the crankcase NOTICE When removing the engine oil drain bolt the O ring compres sion spring and oil strainer will fall out Take care not to lose these parts ECA11002 6 Clean the engine oil strainer with solvent TIP Skip steps 7 9 if the oil filter element...

Page 53: ...nce the engine oil also lubricates the clutch do not mix any chemical additives Do not use oils with a diesel speci fication of CD or oils of a high er quality than specified In addition do not use oils labeled ENERGY CONSERVING II or higher Make sure that no foreign mate rial enters the crankcase 12 Start the engine and then let it idle for several minutes while checking it for oil leakage If oil...

Page 54: ...t level 1 Place the vehicle on a level sur face and hold it in an upright posi tion 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 TIP The coolant shou...

Page 55: ...oolant replace it with cool ant as soon as possible other wise the cooling system will not be protected against frost and corrosion If water has been added to the coolant have a Yamaha dealer check the anti freeze content of the coolant as soon as possible otherwise the effectiveness of the coolant will be reduced ECA10473 5 Install the cowling EAU33032 Changing the coolant The coolant must be cha...

Page 56: ...et or dusty areas In addition the air filter check hose must be frequently checked and cleaned if necessary To clean the air filter check hose 1 Check the hose on the side of the air filter case for accumulated dirt or water 2 If dirt or water is visible remove the hose clean it and then install it EAU44735 Checking the engine idling speed Check the engine idling speed and if necessary have it cor...

Page 57: ... must be cor rectly adjusted before checking and adjusting the throttle grip free play 1 Slide the rubber cover back 2 Loosen the locknut 3 To increase the throttle grip free play turn the adjusting nut in di rection a To decrease the throt tle grip free play turn the adjusting nut in direction b 4 Tighten the locknut and then slide the rubber cover to its original po sition 1 Throttle grip free p...

Page 58: ...essential to maintain the tires in good condition at all times and replace them at the appropriate time with the speci fied tires Tire air pressure The tire air pressure should be checked and if necessary adjusted before each ride WARNING EWA10504 Operation of this vehicle with im proper tire pressure may cause se vere injury or death from loss of control The tire air pressure must be checked and ...

Page 59: ...ead to loss of control The replacement of all wheel and brake related parts includ ing the tires should be left to a Yamaha dealer who has the necessary professional knowl edge and experience to do so Ride at moderate speeds after changing a tire since the tire surface must first be broken in for it to develop its optimal characteristics Tire information Tire air pressure measured on cold tires Up...

Page 60: ... have been approved for this model by Yamaha WARNING EWA10601 This motorcycle is fitted with super high speed tires Note the following points in order to make the most ef ficient use of these tires Use only the specified replace ment tires Other tires may run the danger of bursting at super high speeds Brand new tires can have a rel atively poor grip on certain road surfaces until they have been b...

Page 61: ...t ened tire life EAU22046 Adjusting the clutch lever free play Measure the brake lever free play as shown Periodically check the clutch lever free play and if necessary adjust it as fol lows 1 Slide the rubber cover back at the clutch lever 2 Loosen the locknut 3 To increase the clutch lever free play turn the clutch lever free play adjusting bolt in direction a To decrease the clutch lever free p...

Page 62: ...ont brake lever free play Measure the front brake lever free play as shown Periodically check the brake lever free play and if necessary have a Yamaha dealer check the brake system WARNING EWA10642 An incorrect brake lever free play in dicates a hazardous condition in the brake system Do not operate the vehicle until the brake system has been checked or repaired by a Yamaha dealer 1 Locknut 2 Clut...

Page 63: ...ect If necessary adjust the rear brake light switch as follows but the front brake light switch should be adjusted by a Yamaha dealer Turn the rear brake light switch adjust ing nut while holding the rear brake light switch in place To make the brake light come on earlier turn the ad justing nut in direction a To make the brake light come on later turn the ad justing nut in direction b For non ABS...

Page 64: ...aving to disassemble the brake To check the brake pad wear check the wear indicator groove If a brake pad has worn to the point that the wear indicator groove has almost disap peared have a Yamaha dealer replace the brake pads as a set EAU22501 Rear brake pads Check each rear brake pad for damage and measure the lining thickness If a brake pad is damaged or if the lining thickness is less than 1 5...

Page 65: ...ng a brake fluid other than DOT 4 may result in a harmful chemical reaction Be careful that water or dust does not enter the brake fluid reservoir when refilling Water will significantly lower the boil ing point of the fluid and may re sult in vapor lock and dirt may clog the ABS hydraulic unit valves NOTICE ECA17641 Brake fluid may damage painted surfaces or plastic parts Always clean up spilled ...

Page 66: ... each ride and adjusted if necessary EAUM3551 To check the drive chain slack 1 Place the motorcycle on the side stand TIP When checking and adjusting the drive chain slack there should be no weight on the motorcycle 2 Shift the transmission into the neutral position 3 Measure the drive chain slack at the arrow mark on the swingarm as shown in the illustration 4 If the drive chain slack is incorrec...

Page 67: ...is from occurring keep the drive chain slack within the specified limits ECA10572 TIP Using 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 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...

Page 68: ... drive chain dry 3 Thoroughly lubricate the drive chain with a special O ring chain lubricant NOTICE Do not use engine oil or any other lubri cants for the drive chain as they may contain substances that could damage the O rings ECA11112 EAU23098 Checking and lubricating the cables The operation of all control cables and the condition of the cables should be checked before each ride and the ca ble...

Page 69: ...nstalled correctly it does not completely protect the cable from wa ter entry Therefore use care not to pour water directly onto the cover or cable when washing the vehicle If the cable or cover becomes dirty wipe clean with a moist cloth EAU23144 Checking and lubricating the brake and clutch levers The operation of the brake and clutch levers should be checked before each ride and the lever pivot...

Page 70: ...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 Recommended lubricant Lithium soap based grease ZAUM1234...

Page 71: ...nner 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 handle bars several times to check if the front fork compresses and re bounds smoothl...

Page 72: ...vehicle so there is no danger of it falling over EWA10752 2 Hold the lower ends of the front fork 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 steer ing EAU23292 Checking the wheel bearings The front and rear wheel bearings must be checked at the intervals specified in the periodic maintenance and lubrica tion chart If there ...

Page 73: ...ntilation when charging it in an enclosed space Take care not to spill electrolyte on the drive chain as this may weaken it shorten chain life and possibly result in an accident KEEP THIS AND ALL BATTER IES OUT OF THE REACH OF CHILDREN To check the electrolyte level 1 Place the vehicle on a level sur face and hold it in an upright posi tion TIP Make sure that the vehicle is posi tioned straight up...

Page 74: ... erly routed in good condition and not obstructed NOTICE If the breather hose is positioned in such a way that the frame is ex posed to electrolyte or gas ex pelled from the battery the frame could suffer structural and external damages ECA10602 EAUM3461 Replacing the fuses The fuse boxes which contains the fuses for the individual circuits are lo cated under the rider seat See page 3 18 If a fuse...

Page 75: ...ing system fuse 3 Ignition fuse 4 Radiator fan motor fuse 5 Main fuse 6 ABS control unit fuse 7 Spare fuse 8 Backup fuse 9 ABS solenoid fuse 10 ABS motor fuse ZAUM1189 10 10 15 7 5 5 20 7 5 7 5 15 20 5 7 1 2 3 4 5 6 ZAUM1231 10 30 30 20 7 8 9 10 10 15 7 5 20 7 5 7 5 15 5 20 5 7 1 2 3 4 5 6 Specified fuses Main fuse 20 0 A Ignition fuse 7 5 A Signaling system fuse 7 5 A Headlight fuse 15 0 A Radiat...

Page 76: ... gerprints on the headlight bulb using a cloth moistened with al cohol or thinner Headlight lens Do not affix any type of tinted film or stickers to the headlight lens Do not use a headlight bulb of a wattage higher than specified 1 Remove the headlight unit by re moving the bolts on each side 2 Disconnect the headlight coupler and then remove the headlight bulb cover 3 Remove the headlight bulb h...

Page 77: ...n and then install the bolt on each side TIP Check the wire routing when headlight unit is installed in order to avoid wire pinching and coupler disconnection 7 Have a Yamaha dealer adjust the headlight beam if necessary EAU54502 Auxiliary lights This model is equipped with LED type auxiliary lights If an auxiliary light does not come on have a Yamaha dealer check it ZAUM1224 UBR3E0E0 book Page 35...

Page 78: ...ulb 1 Remove the turn signal light lens by removing the screw 2 Remove the burnt out bulb by pushing it in and turning it coun terclockwise 3 Insert a new bulb into the socket push it in and then turn it clock wise until it stops 4 Install the lens by installing the screw NOTICE Do not over tighten the screw otherwise the lens may break ECA11192 1 Screw 1 Turn signal light bulb ZAUM1223 UBR3E0E0 b...

Page 79: ...rcycle to stand upright Check that the motorcy cle is in a stable and level position be fore starting any maintenance A strong wooden box can be placed un der the engine for added stability To service the front wheel 1 Stabilize the rear of the motorcy cle by using a motorcycle stand or if an additional motorcycle stand is not available by placing a jack under the frame in front of the rear wheel ...

Page 80: ...ing the bolts NOTICE Do not apply the brake after the wheel and brake disc have been removed otherwise the brake pads will be forced shut ECA11073 4 Pull the wheel axle out and then remove the wheel To install the front wheel 1 Lift the wheel up between the fork legs 2 Insert the wheel axle 3 Lower the front wheel so that it is on the ground 4 Install the brake caliper by install ing the bolts TIP...

Page 81: ...the rear wheel WARNING EWA10822 To avoid injury securely support the vehicle so there is no danger of it falling over 1 Loosen the axle nut 2 Lift the rear wheel off the ground according to the procedure on page 6 37 3 Remove the axle nut 4 Fully loosen the locknut on each side of the swingarm 5 Turn the drive chain slack adjust ing bolts fully in direction a and push the wheel forward Tightening ...

Page 82: ...el and the brake cal iper bracket by inserting the wheel axle from the left hand side TIP Make sure that the slot in the brake caliper bracket is fit over the retainer on the swingarm Make sure that there is enough space between the brake pads before installing the wheel 2 Install the drive chain onto the rear sprocket 3 Install the axle nut 4 Lower the rear wheel so that it is on the ground and t...

Page 83: ...equire any repair take it to a Yamaha dealer whose skilled technicians have the necessary tools experience and know how to service the motorcycle properly Use only genuine Yamaha replace ment parts Imitation parts may look like Yamaha parts but they are often inferior have a shorter service life and can lead to expensive repair bills WARNING EWA15142 When checking the fuel system do not smoke and ...

Page 84: ...ead connections and charge the battery if necessary The engine does not start Have a Yamaha dealer check the vehicle 4 Battery The battery is good 3 Ignition Wet Dry The engine does not start Check the compression Have a Yamaha dealer check the vehicle The engine does not start Check the battery Remove the spark plug and check the electrodes Check the fuel level in the fuel tank Operate the electr...

Page 85: ...e hissing sound has stopped press down on the cap while turning it counterclockwise and then remove the cap TIP If coolant is not available tap water can be temporarily used instead provided that it is changed to the recommended coolant as soon as possible Wait until the engine has cooled Check the coolant level in the reservoir and radiator Add coolant See TIP The coolant level is OK There is no ...

Page 86: ...all appearance of a mo torcycle Frequent and proper care does not only comply with the terms of the warranty but it will also keep your motorcycle looking good extend its life and optimize its performance Before cleaning 1 Cover the muffler outlet with a plastic bag after the engine has cooled down 2 Make sure that all caps and cov ers as well as all electrical cou plers and connectors including t...

Page 87: ...ed with a windshield Do not use strong cleaners or hard sponges as they will cause dulling or scratching Some cleaning compounds for plastic may leave scratches on the wind shield Test the product on a small hidden part of the wind shield to make sure that it does not leave any marks If the wind shield is scratched use a quality plastic polishing compound af ter washing After normal use Remove dir...

Page 88: ...ed surfaces 8 Let the motorcycle dry completely before storing or covering it WARNING EWA11132 Contaminants on the brakes or tires can cause loss of control Make sure that there is no oil or wax on the brakes or tires If necessary clean the brake discs and brake linings with a regular brake disc cleaner or acetone and wash the tires with warm water and a mild deter gent Before riding at higher spe...

Page 89: ...he spark plug and then place the spark plug on the cylinder head so that the electrodes are grounded This will limit spark ing during the next step d Turn the engine over several times with the starter This will coat the cylinder wall with oil WARNING To prevent dam age or injury from sparking make sure to ground the spark plug electrodes while turning the engine over EWA10952 e Remove the spark p...

Page 90: ...Motorcycle care and storage 7 5 7 TIP Make any necessary repairs before storing the motorcycle UBR3E0E0 book Page 5 Friday June 19 2015 1 19 PM ...

Page 91: ...gher JASO standard MA Engine oil quantity Without oil filter element replacement 0 95 L 1 00 US qt 0 84 Imp qt With oil filter element replacement 1 00 L 1 06 US qt 0 88 Imp qt Coolant quantity Coolant reservoir up to the maximum level mark 0 25 L 0 26 US qt 0 22 Imp qt Radiator including all routes 1 00 L 1 06 US qt 0 88 Imp qt Air filter Air filter element Dry element Fuel Recommended fuel Premi...

Page 92: ...LLI SPORT DEMON Manufacturer model MICHELIN PILOT STREET Loading Maximum load 180 kg 397 lb Total weight of rider passenger cargo and accessories Tire air pressure measured on cold tires Loading condition 0 90 kg 0 198 lb Front 180 kPa 1 80 kgf cm 26 psi Rear 200 kPa 2 00 kgf cm 29 psi Loading condition 90 180 kg 198 397 lb Front 180 kPa 1 80 kgf cm 26 psi Rear 225 kPa 2 25 kgf cm 33 psi Front whe...

Page 93: ...ht LED Front turn signal light 12 V 10 0 W 2 Rear turn signal light 12 V 10 0 W 2 Auxiliary light LED License plate light 12 V 5 0 W 1 Meter lighting LED Neutral indicator light LED High beam indicator light LED Turn signal indicator light LED Fuel level warning light LED Engine trouble warning light LED ABS warning light LED MT125 A Fuse Main fuse 20 0 A Headlight fuse 15 0 A Signaling system fus...

Page 94: ...ber is stamped into the steering head pipe Record this number in the space pro vided TIP The vehicle identification number is used to identify your motorcycle and may be used to register your motorcy cle with the licensing authority in your area EAU26471 Model label The model label is affixed to the frame under the rider seat See page 3 18 Record the information on this label in the space provided...

Page 95: ...ght 3 2 Fuel tank cap 3 16 Fuses replacing 6 32 H Handlebar switches 3 11 Headlight bulb replacing 6 34 High beam indicator light 3 2 Horn switch 3 12 I Identification numbers 9 1 Ignition circuit cut off system 3 20 Indicator lights and warning lights 3 2 Info switch 3 12 L License plate light bulb replacing 6 37 M Main switch steering lock 3 1 Maintenance and lubrication periodic 6 4 Maintenance...

Page 96: ...Valve clearance 6 16 Vehicle identification number 9 1 W Wheel bearings checking 6 30 Wheel front for non ABS models 6 38 Wheel rear for non ABS models 6 39 Wheels 6 19 UBR3E0E0 book Page 2 Friday June 19 2015 1 19 PM ...

Page 97: ...UBR3E0E0 book Page 3 Friday June 19 2015 1 19 PM ...

Page 98: ...PANTONE285C MBK Industrie Z I de Rouvroy 02100 Saint Quentin PRINTED IN FRANCE 2015 09 E Original instructions ...

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Yamaha MT-125, Owner'S Manual

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