Yamaha YZF-R125 2019 Owner'S Manual Download Page 91

Page: 91 / 96

Consumer information

9-2

the space provided. This information
will be needed when ordering spare
parts from a Yamaha dealer.

EAUM3881

Dia

nostic connectors

The ABS and Fuel Injection diagnostic
connectors are located as shown.

1. FI diagnostic connector
2. ABS diagnostic connector

ZAUM1614

UB5GE1E0.book Page 2 Monday, August 26, 2019 3:02 PM

Summary of Contents for YZF-R125 2019

Page 1: ...PANTONE285C YZF125 A YZF R125 OWNER S MANUAL B5G F8199 E1 MOTORCYCLE English E Read this manual carefully before oper ating this vehicle ...

Page 2: ...EAU46094 Read this manual carefully before operating this vehicle This manual should stay with this vehicle if it is sold UB5GE1E0 book Page 1 Monday August 26 2019 3 02 PM ...

Page 3: ...y 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 curren...

Page 4: ...r 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 YZF125 A OWNER S MANUAL 2019 by MBK INDUSTRIE 1st edition September 2019 All rights reserved Any reprinting or u...

Page 5: ...9 Engine oil and oil filter element 6 10 Why Yamalube 6 12 Coolant 6 13 Replacing the air filter element and cleaning the check hose 6 14 Adjusting the engine idling speed 6 15 Adjusting the throttle grip free play 6 15 Valve clearance 6 16 Tires 6 17 Cast wheels 6 19 Adjusting the clutch lever free play 6 20 Checking the front brake lever free play 6 21 Adjusting the brake pedal free play 6 21 Br...

Page 6: ...rcycle 6 36 Troubleshooting 6 36 Troubleshooting chart 6 37 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 Diagnostic connectors 9 2 Vehicle data recording 9 3 Index 10 1 UB5GE1E0 book Page 2 Monday August 26 2019 3 02 PM ...

Page 7: ...ou 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 recogni...

Page 8: ...o 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 not...

Page 9: ...on 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 access...

Page 10: ...r 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 your...

Page 11: ...es Transporting the Motorcycle Be sure to observe following 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 Shift the transmission into gear for models with a manual trans mission Secure the motorcycle with tie downs or suitable straps that ar...

Page 12: ...l tank cap page 3 16 2 Battery page 6 31 3 Fuses page 6 33 4 Tool kit page 6 2 5 Sidestand page 3 20 6 Air filter check hose 7 Shift pedal page 3 13 8 Idle adjusting screw page 6 15 9 Coolant reservoir page 6 13 UB5GE1E0 book Page 1 Monday August 26 2019 3 02 PM ...

Page 13: ... turn signal lights page 6 35 2 Seat lock page 3 19 3 Front turn signal light page 6 35 4 Engine oil filter element page 6 10 5 Dipstick page 6 10 6 Brake pedal page 3 14 7 Rear brake fluid reservoir page 6 23 UB5GE1E0 book Page 2 Monday August 26 2019 3 02 PM ...

Page 14: ... 13 2 Left handlebar switches page 3 12 3 Multi function meter unit page 3 4 4 Main switch steering lock page 3 1 5 Front brake fluid reservoir page 6 23 6 Right handlebar switches page 3 12 7 Throttle grip page 6 15 8 Brake lever page 3 14 UB5GE1E0 book Page 3 Monday August 26 2019 3 02 PM ...

Page 15: ...ill stay on until the key is turned to OFF even 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 EAU10696 LOCK The steering is locked and all electrical systems are off The key ...

Page 16: ...beam indicator light This indicator light comes on when the high beam of the headlight is switched on EAU11449 Coolant temperature warning light This warning light comes on when the engine is overheating If this occurs stop the engine immediately and allow the engine to cool See page 6 38 1 Push 2 Turn 1 2 1 Shift light 2 Turn signal indicator light 3 High beam indicator light 4 Anti lock Brake Sy...

Page 17: ...and then go off Otherwise have a Yamaha dealer check the electrical circuit EAU69895 ABS warning light This warning light comes on when the vehicle is first turned on and goes off after starting riding If the warning light comes on while riding the anti lock brake system may not work correctly WARNING EWA16043 If the ABS warning light does not turn off after reaching 10 km h 6 mi h or if the warni...

Page 18: ...htness screen and shift timing indicator light control mode or when displaying the welcome screen the key must be turned to before you can use the SELECT and RESET buttons to adjust the multi function meter For the UK To switch between ki lometers and miles press and hold the SELECT button Speedometer The speedometer shows the vehicle s traveling speed Clock mode The clock uses a 12 hour time syst...

Page 19: ...a problem is de tected in the fuel meter electrical cir cuit the fuel meter will flash repeatedly If this occurs have a Yamaha dealer check the vehicle VVA indicator This model is equipped with variable valve actuation VVA for good fuel economy and acceleration in both the low speed and high speed ranges The VVA indicator comes on when the variable valve actuation system has switched to the high s...

Page 20: ...er ODO TRIP 1 TRIP 2 km L or L 100 km AVE_ _ _ km L or AVE_ _ _ L 100 km AVE_ _ _ km h ODO For the UK Push the SELECT button to switch the display between the odometer mode ODO tripmeters mode TRIP 1 and TRIP 2 instantaneous fuel consumption mode km L or L 100 km or MPG average fuel consump tion mode AVE_ _ _ km L AVE_ _ _ L 100 km or AVE_ _ _ _ MPG and average speed mode AVE_ _ _ km h or AVE_ _ _...

Page 21: ...f auto matically and the display returns to the prior mode after refueling and traveling 5 km 3 mi Odometer mode The odometer shows the total distance traveled by the vehicle It will lock at 999999 and cannot be reset Tripmeters mode The tripmeters shows the total dis tance traveled since they were last re set To reset a tripmeter push and hold the RESET button TIP The tripmeters will reset and co...

Page 22: ...mode Show the average fuel consumption since it was last reset The average fuel consumption can be set to either AVE_ _ _ km L AVE_ _ _ L 100 km or AVE_ _ _ _ MPG for the UK To switch the average fuel consump tion display between AVE_ _ _ km L AVE_ _ _ L 100 km or AVE_ _ _ _ MPG for the UK push and hold the SELECT button AVE_ _ _ km L The average dis tance that can be traveled on 1 0 L of fuel is ...

Page 23: ... engine speed at which the indicator light is deactivated Shift timing light brightness this function allows you to adjust the brightness of the indicator light To adjust the brightness screen and shift timing indicator light 1 Turn the key to 2 Push and hold the SELECT but ton 3 Turn the key to and then re lease the SELECT button after five seconds After that push the SELECT button again The brig...

Page 24: ...the deactivation point setting mode To set the shift deactivation point TIP The shift timing indicator light de activation point can be set be tween 9000 r min and 13000 r min The indicator light can be set in increments of 500 r min Be sure to set the deactivation point to a higher engine speed than for the activation point other wise the shift timing indicator light will not come on 1 Push the R...

Page 25: ...h character is set all charac ters will flash twice and the setting mode will automatically end Self diagnosis device This model is equipped with a self di agnosis device for various electrical circuits If a problem is detected in any of those circuits the engine trouble warning light will come on and the display will indicate an error code If the display indicates any error codes note the code nu...

Page 26: ...e switch returns to the cen ter position To cancel the turn signal lights push the switch in after it has re turned to the center position EAU12501 Horn switch Press this switch to sound the horn EAU12663 Engine stop switch Set this switch to run before starting the engine Set this switch to stop to stop the engine in case of an emergency such as in the event of an overturn or if the throttle is s...

Page 27: ... the rear wheel TIP The lever should be pulled rapidly and released slowly for smooth shifting See page 5 4 EAU12876 Shift pedal The shift pedal is located on the left side of the motorcycle To shift the transmission to a higher gear move the shift pedal up To shift the trans mission to a lower gear move the shift pedal down See page 5 4 1 Clutch lever ZAUM1585 1 1 Shift pedal ZAUM1586 1 UB5GE1E0 ...

Page 28: ...handlebar 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 ZAUM1587 1 1 Brake pedal ZAUM1588 1 UB5GE1E0 book Page 14 Monday August 26 2019 3 02 PM ...

Page 29: ... 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 a vibrat...

Page 30: ...icient 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 flames or other sources of ignition suc...

Page 31: ...r higher octane rating TIP This mark identifies the recom mended fuel for this vehicle as specified by European regulation EN228 Confirm the gasoline pump nozzle has the same fuel identification mark Gasohol There are two types of gasohol gaso hol containing ethanol and that con taining methanol Gasohol containing ethanol can be used if the ethanol con tent does not exceed 10 E10 Gas ohol containi...

Page 32: ...educe harmful exhaust emissions WARNING EWA10863 The exhaust system is hot after op eration To prevent a fire hazard or burns Do not park the vehicle near possible fire hazards such as grass or other materials that easily burn Park the vehicle in a place where pedestrians or children are not likely to touch the hot exhaust system Make sure that the exhaust sys tem has cooled down before doing any ...

Page 33: ...riginal position 2 Install the passenger seat by in stalling and tightening the nut to the specified torque 3 Install the plastic cover Rider seat To remove the rider seat 1 Insert the key into the seat lock and then turn it clockwise 2 While holding the key in the posi tion 2 lift from rear of the rider seat and pull it backward 1 Plastic cover 1 Nut 1 ZAUE3363 ZAUE3364 1 1 Projection 2 Seat hold...

Page 34: ...ition in certain situa tions See the following section for an 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 o...

Page 35: ...d the sidestand is up Also it will stop the running engine should the sidestand be lowered while the trans mission is in gear Periodically check the system via the following procedure TIP This check is most reliable if per formed with a warmed up engine See pages 3 1 and 3 12 for switch operation information UB5GE1E0 book Page 21 Monday August 26 2019 3 02 PM ...

Page 36: ...has stalled 10 Move the sidestand up 11 Pull the clutch lever 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 The motorcycle should not be ridden until checked by a Yamaha dealer The sidestand switch may not be working The motorcycle should not be ridden until checked by a Yamaha dealer The clutch switch may not be ...

Page 37: ...check hose connection 3 16 3 18 Engine oil Check oil level in engine If necessary add recommended oil to specified level Check vehicle for oil leakage 6 10 Coolant Check coolant level in reservoir If necessary add recommended coolant to specified level Check cooling system for leakage 6 13 Front brake Check operation If soft or spongy have Yamaha dealer bleed hydraulic system Check brake pads for ...

Page 38: ...ct if necessary 6 17 6 19 Brake and shift pedals Make sure that operation is smooth Lubricate pedal pivoting points if necessary 6 28 Brake and clutch le vers Make sure that operation is smooth Lubricate lever pivoting points if necessary 6 28 Sidestand Make sure that operation is smooth Lubricate pivot if necessary 6 29 Chassis fasteners Make sure that all nuts bolts and screws are properly tight...

Page 39: ...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 5000 r min After every hour of operation stop the engine and then let it cool for five to ten minutes Vary the engin...

Page 40: ...witch on and set the engine stop switch to the run position 2 Confirm the indicator and warning light s come on for a few sec onds and the go off See page 3 2 TIP Do not start the engine if the en gine trouble warning light remains on The ABS warning light should come on and stay on until the ve hicle reaches a speed of 10 km h 6 mi h NOTICE ECA24110 If a warning or indicator light does not work a...

Page 41: ...cold EAU45312 TIP This model is equipped with a lean an gle sensor to stop the engine in case of a turnover In this case turn the main switch off and then on Failing to do so will prevent the engine from starting even though the engine will crank when pushing the start switch UB5GE1E0 book Page 3 Monday August 26 2019 3 02 PM ...

Page 42: ...erate 1 Pull the clutch lever to disengage the clutch 2 Shift the transmission into first gear The neutral indicator light should go out 3 Open the throttle gradually and at the same time release the clutch lever slowly 4 After starting out close the throt tle and at the same time quickly pull the clutch lever in 5 Shift the transmission into second gear Make sure not to shift the transmission int...

Page 43: ...action or the engine to over rev This could cause loss of control an accident and injury It could also cause engine or drive train dam age EAU16811 Tips for reducing fuel con sumption Fuel consumption depends largely on your riding style Consider the follow ing tips to reduce fuel consumption Shift up swiftly and avoid high en gine speeds during acceleration Do not rev the engine while shift ing d...

Page 44: ...d 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 or other flammable materials which might catch fire UB5GE1E0 book Page 6 Monday August 26 2019 3 02 PM ...

Page 45: ...aintain 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 clot...

Page 46: ...pair establishment or individual that is certified if applicable Yamaha dealers are trained and equipped to perform these particular services EAU85230 Tool kit The tool kit is in the location shown The information included in this manual and the tools provided in the tool kit are intended to assist you in the perfor mance of preventive maintenance and minor repairs However a torque wrench and othe...

Page 47: ...and technical skills EAU71060 Periodic maintenance chart for the emission control system NO ITEM 1 Fuel line Check fuel hoses for cracks or damage Replace if necessary 2 Spark plug Check condition Adjust gap and clean Replace 3 Valve clearance Check and adjust 4 Fuel injection Check and adjust engine idle speed 5 Exhaust system Check for leakage Tighten if necessary Replace gasket if necessary X 1...

Page 48: ...luid leakage Replace brake pads if neces sary 7 Brake hoses Check for cracks or damage Replace Every 4 years 8 Brake fluid Change Every 2 years 9 Wheels Check runout and for damage Replace if necessary 10 Tires Check tread depth and for dam age Replace if necessary Check air pressure Correct if necessary 11 Wheel bearings Check bearing for looseness or damage 12 Swingarm pivot bearings Check opera...

Page 49: ...te with lithium soap based grease 19 Shift pedal pivot shaft Lubricate with lithium soap based grease 20 Sidestand Check operation Lubricate with lithium soap based grease 21 Sidestand switch Check operation and replace if necessary 22 Front fork Check operation and for oil leak age Replace if necessary 23 Shock absorber assembly Check operation and for oil leak age Replace if necessary 24 Rear su...

Page 50: ...maged 26 Engine oil filter el ement Replace 27 Cooling system Check coolant level and vehicle for coolant leakage Change Every 3 years 28 Front and rear brake switches Check operation 29 Moving parts and cables Lubricate 30 Throttle grip hous ing and cable Check operation and free play Adjust the throttle cable free play if necessary Lubricate the throttle grip hous ing and cable 31 Lights signals...

Page 51: ...ew driver then pulling the fastener out To install the cowling Place the cowling in the original posi tion and then install the bolt screws and quick fastener TIP To install the quick fasteners push the center pin out so that it will protrude from the fastener head insert the fas tener into the cowling and then push the protruding pin in until it is flush with the fastener head Cowling B To remove...

Page 52: ...the cowling B See page 6 7 2 Remove the quick fastener and screws and then take the cowling off To install the cowling 1 Place the cowling in the original position and then install the screws and quick fastener 2 Install the cowling B See page 6 7 1 Screw 2 Quick fastener 3 Cowling B 4 Bolt 1 Cowling C 2 Screw 3 Quick fastener ZAUM1618 1 ZAUM1619 2 1 UB5GE1E0 book Page 8 Monday August 26 2019 3 02...

Page 53: ...mpt to diagnose such problems yourself Instead have a Yamaha deal er check the vehicle If the spark plug shows signs of elec trode erosion and excessive carbon or other deposits it should be replaced Before installing a spark plug the spark plug gap should be measured with a wire thickness gauge and if necessary adjusted to specification Clean the surface of the spark plug gasket and its mating su...

Page 54: ...now that the en gine oil level is sufficient ECA10012 TIP The engine oil should be between the minimum and maximum level marks 4 If the engine oil is below the mini mum level mark add sufficient oil of the recommended type to raise it to the correct level 5 Install the oil filler cap To change the engine oil with or without oil filter element replace ment 1 Remove cowling A See page 6 7 2 Start th...

Page 55: ...ssion spring O ring and the engine oil drain bolt and then tighten it to the specified torque NOTICE Before installing the engine oil drain bolt do not for get to install the O ring com pression spring and oil strainer in position ECA10422 10 Refill with the specified amount of the recommended engine oil and then install and tighten the oil filler cap 1 Engine oil drain bolt 2 O ring 3 Compression...

Page 56: ... Part born of the engineers passion and belief that engine oil is an impor tant liquid engine component We form teams of specialists in the fields of me chanical engineering chemistry elec tronics and track testing and have them develop the engine together with the oil it will use Yamalube oils take full advantage of the base oil s qualities and blend in the ideal balance of addi tives to make sur...

Page 57: ...t level in the coolant reservoir TIP The coolant should be between the minimum and maximum level marks 5 If the coolant is at or below the minimum level mark remove the coolant reservoir cap 6 Add coolant to the maximum level mark and then install the coolant reservoir cap WARNING Re move only the coolant reservoir cap Never attempt to remove the radiator cap when the en gine is hot EWA15162 NOTIC...

Page 58: ... Replacing the air filter ele ment and cleaning the check hose The air filter element should be re placed at the intervals specified in the periodic maintenance and lubrication chart Have a Yamaha dealer replace the air filter element more frequently if you are riding in unusually wet or dusty areas In addition the air filter check hose must be frequently checked and cleaned if necessary To clean ...

Page 59: ... obtained as described above have a Yamaha dealer make the adjustment EAU48434 Adjusting the throttle grip free play Measure the throttle grip free play as shown Periodically check the throttle grip free play and if necessary adjust it as fol lows TIP The engine idling speed must be cor rectly adjusted before checking and adjusting the throttle grip free play 1 Slide the rubber cover back 2 Loosen...

Page 60: ... checked and adjusted at the intervals specified in the periodic maintenance chart Unadjusted valves can result in improper air fuel mixture engine noise and eventually engine damage To prevent this from occurring have your Yamaha dealer check and adjust the valve clearance at regular intervals TIP This service must be performed when the engine is cold 1 Adjusting nut 2 Locknut ZAUM1596 1 2 a b UB...

Page 61: ...ure The tire air pressure must be adjusted in accordance with the riding speed and with the total weight of rider passenger car go and accessories approved for this model WARNING EWA10512 Never overload your vehicle Opera tion of an overloaded vehicle could cause an accident Tire inspection The tires must be checked before each ride If the center tread depth reaches the specified limit if the tire...

Page 62: ...r valves Tires age even if they have not been used or have only been used occasion ally Cracking of the tread and sidewall rubber sometimes accompanied by carcass deformation is an evidence of ageing Old and aged tires shall be checked by tire specialists to ascertain their suitability for further use WARNING EWA16101 The front and rear tires should be of the same make and de sign otherwise the ha...

Page 63: ...e smallest repair to the wheel A de formed or cracked wheel must be replaced The wheel should be balanced whenever either the tire or wheel has been changed or replaced An unbalanced wheel can result in poor performance adverse han dling characteristics and a short ened tire life Front tire Size 100 80 17M C 52S Manufacturer model MICHELIN PILOT STREET Tire air valve TR412 Valve core V3002 origina...

Page 64: ...annot be obtained as described above proceed as follows 1 Fully turn the adjusting bolt at the clutch lever in direction a to loos en the clutch cable 2 Loosen the locknut at the crank case 3 To increase the clutch lever free play turn the clutch lever free play adjusting nut in direction a To decrease the clutch lever free play turn the adjusting nut in di rection b 4 Tighten the locknut 1 Clutch...

Page 65: ...red by a Yamaha dealer EAUM1355 Adjusting the brake pedal free play Measure the brake pedal free play as shown Periodically check the brake pedal free play and if necessary have a Yamaha dealer adjust it WARNING EWAM1031 An incorrect brake pedal free play indicates a hazardous condition in the brake system Do not operate the motorcycle until the brake sys tem has been checked or repaired by a Yama...

Page 66: ...The front and rear brake pads must be checked for wear at the intervals spec ified in the periodic maintenance and lubrication chart EAU22421 Front brake pads Each front brake pad is provided with a wear indicator groove which allows you to check the brake pad wear with out having to disassemble the brake To check the brake pad wear check the wear indicator groove If a brake pad has worn to the po...

Page 67: ...set EAU40262 Checking the brake fluid level Before riding check that the brake fluid is above the minimum level mark Check the brake fluid level with the top of the reservoir level Replenish the brake fluid if necessary Front brake Rear brake WARNING EWA16011 Improper maintenance can result in loss of braking ability Observe these precautions Insufficient brake fluid may al low air to enter the br...

Page 68: ... damage painted surfaces or plastic parts Always clean up spilled fluid immediately As the brake pads wear it is normal for the brake fluid level to gradually go down A low brake fluid level may indi cate worn brake pads and or brake system leakage therefore be sure to check the brake pads for wear and the brake system for leakage If the brake fluid level goes down suddenly have a Yamaha dealer ch...

Page 69: ... To adjust the drive chain slack Consult a Yamaha dealer before ad justing the drive chain slack 1 Loosen the axle nut and the lock nut on each side of the swingarm 2 To tighten the drive chain turn the drive chain slack adjusting bolt on each side of the swingarm in di rection a To loosen the drive chain turn the adjusting bolt on each side of the swingarm in di rection b and then push the rear w...

Page 70: ...ve chain as follows NOTICE ECA10584 The drive chain must be lubricated after washing the motorcycle riding in the rain or riding in wet areas 1 Clean the drive chain with kero sene and a small soft brush NOTICE To prevent damaging the O rings do not clean the drive chain with steam cleaners high pressure washers or inap propriate solvents ECA11122 2 Wipe the drive chain dry 3 Thoroughly lubricate ...

Page 71: ...2 EAU23115 Checking and lubricating the throttle grip and cable The operation of the throttle grip should be checked before each ride In addition the cable should be lubricat ed by a Yamaha dealer at the intervals specified in the periodic maintenance chart The throttle cable is equipped with a rubber cover Make sure that the cover is securely installed Even though the cover is installed correctly...

Page 72: ... Shift pedal 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 pivots should be lu bricated if necessary Brake lever Clutch lever Recommended lubricant Lithium soap based grease ZAUM1606 ZAUM1607 Recommended lubricants Brake lever Silicone grease Clutch lever Lithium soap based grease ZAUM1608...

Page 73: ...d 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 piv ots The swingarm pivots must be lubricat ed by a Yamaha dealer at the intervals specified in the periodic maintenance and lubrication chart Recommended lubricant Lithium soap based grease ZA...

Page 74: ...mes to check if the front fork compresses and re bounds 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 steering Worn 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 periodic maintenance and lubr...

Page 75: ...er the battery lead connections need to be checked and tightened if necessary 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...

Page 76: ... a conventional battery charger 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...

Page 77: ...ed 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 Fuse box 2 Spare fuse 3 ABS control unit fuse 4 Main fuse 5 ABS solenoid fuse 6 ABS motor fuse 7 Fuse tongs Specified f...

Page 78: ...en have a Yamaha dealer check the vehicle NOTICE ECA16581 Do not affix any type of tinted film or stickers to the headlight lens EAU24182 Tail brake light This 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 1 Auxiliary light 2 Headlight high beam 3 Headlight low beam ZAUM1622 2 3 1 UB5GE1E0 book Page 34 Monday August 26 20...

Page 79: ...NOTICE Do not overtighten the screw oth erwise the lens may break ECA11192 EAUM3510 Replacing the license plate light bulb 1 Remove the license plate light unit by removing the screw 2 Remove the license plate light bulb socket together with the bulb by pulling it out 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 pu...

Page 80: ...e following troubleshooting charts represent quick and easy procedures for checking these vital systems your self However should your motorcycle require 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 ...

Page 81: ...d connections and charge the battery if necessary 2 Battery The battery is good The engine does not start Check the ignition 3 Ignition Wet Dry There is compression There is no compression The engine does not start Have a Yamaha dealer check the vehicle Have a Yamaha dealer check the vehicle The engine does not start Check the compression Have a Yamaha dealer check the vehicle Remove the spark plu...

Page 82: ... 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 leakage There is le...

Page 83: ...icle more frequently Be sure to wash the vehicle after riding in the rain or near the sea because salt is corro sive to metals TIP The roads of heavy snowfall areas may be sprayed with salt as a de icing method This salt can stay on the roads well into spring so be sure to wash the underside and chassis parts after riding in such areas Genuine Yamaha care and main tenance products are sold under t...

Page 84: ...g 1 Rinse off any degreaser and spray down the vehicle with a garden hose Use only enough pressure to do the job Avoid spraying wa ter directly into the muffler instru ment panel air inlet or other inner areas such as underseat storage compartments 2 Wash the vehicle with a quality au tomotive type detergent mixed with cool water and a soft clean towel or sponge Use an old tooth brush or plastic b...

Page 85: ...l painted surfaces using a non abrasive wax or use a detail spray for motorcycles 8 When finished cleaning start the engine and let it idle for several minutes to help dry any remaining moisture 9 If the headlight lens has fogged up start the engine and turn on the headlight to help remove the moisture 10 Let the vehicle dry completely be fore storing or covering it NOTICE ECA26320 Do not apply wa...

Page 86: ...uel cock Turn the fuel cock lever to the off position 5 For vehicles with a carburetor To prevent fuel deposits from build ing up drain the fuel in the carbu retor float chamber into a clean container Retighten the drain bolt and pour the fuel back into the fuel tank 6 Use a quality engine fogging oil according to product instructions to protect internal engine compo nents from corrosion If engine...

Page 87: ...t moisture from entering it 10 Remove the battery and fully charge it or attach a maintenance charger to keep the battery opti mally charged NOTICE Confirm that the battery and its charger are compatible Do not charge a VRLA battery with a convention al charger ECA26330 TIP If the battery will be removed charge it once a month and store it in a temperate location between 0 30 C 32 90 F See page 6 ...

Page 88: ...change 0 85 L 0 90 US qt 0 75 Imp qt With oil filter removal 0 95 L 1 00 US qt 0 84 Imp qt Coolant quantity Coolant reservoir up to the maximum level mark 0 15 L 0 16 US qt 0 13 Imp qt Radiator including all routes 0 49 L 0 52 US qt 0 43 Imp qt Fuel Recommended fuel Unleaded gasoline E10 acceptable Octane number RON 95 Fuel tank capacity 11 L 2 9 US gal 2 4 Imp gal Fuel reserve amount 3 0 L 0 79 U...

Page 89: ...spension Type Telescopic fork Rear suspension Type Swingarm link suspension Electrical system System voltage 12 V Battery Model GTZ4V Voltage capacity 12 V 3 0 Ah 10 HR Bulb wattage Headlight LED Brake tail light LED Front turn signal light 10 0 W Rear turn signal light 10 0 W Auxiliary light LED License plate light 5 0 W UB5GE1E0 book Page 2 Monday August 26 2019 3 02 PM ...

Page 90: ...e vehicle identification number 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 EAU26442 Engine serial number The engine serial number is stamped into the crankcase EAU26471 Model label The model label is a...

Page 91: ... needed when ordering spare parts from a Yamaha dealer EAUM3881 Diagnostic connectors The ABS and Fuel Injection diagnostic connectors are located as shown 1 FI diagnostic connector 2 ABS diagnostic connector ZAUM1614 1 2 UB5GE1E0 book Page 2 Monday August 26 2019 3 02 PM ...

Page 92: ...formed Vehicle data uploaded will be handled appropriately according to the follow ing Privacy Policy Privacy Policy Yamaha will not disclose this data to a third party except in the following cas es In addition Yamaha may provide vehicle data to a contractor in order to outsource services related to the han dling of vehicle data Even in this case Yamaha will require the contractor to properly han...

Page 93: ...rk checking 6 30 Fuel 3 16 Fuel consumption tips for reducing 5 5 Fuel tank cap 3 16 Fuel tank overflow hose 3 18 Fuses replacing 6 33 H Handlebar switches 3 12 High beam indicator light 3 2 Horn switch 3 12 I Identification numbers 9 1 Ignition circuit cut off system 3 21 Indicator lights and warning lights 3 2 L License plate light bulb replacing 6 35 M Main switch steering lock 3 1 Maintenance ...

Page 94: ...10 Turn signal switch 3 12 V Valve clearance 6 16 Vehicle identification number 9 1 Vehicle lights 6 34 W Wheel bearings checking 6 31 Wheels 6 19 Y Yamalube 6 12 UB5GE1E0 book Page 2 Monday August 26 2019 3 02 PM ...

Page 95: ...UB5GE1E0 book Page 3 Monday August 26 2019 3 02 PM ...

Page 96: ...PANTONE285C MBK Industrie Z I de Rouvroy 02100 Saint Quentin SAS au capital de 14 000 000 PRINTED IN FRANCE 2019 09 E Original instructions ...

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Yamaha YZF-R125 2019, Owner'S Manual

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Summary of Contents for YZF-R125 2019

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