Yamaha YZF250 Owner'S Manual Download Page 78

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Periodic maintenance and adjustment

7-33

4. Disconnect the starter relay cou-

pler by pressing from both sides.

5. Connect the starter relay coupler,

and then slide the cover to its orig-
inal position.

6. Place the tray in its original posi-

tion, and then install the quick fas-
teners.

7. Install the passenger seat.

TIP

To access the fuse box, remove the
center cover. (See page 4-16.)

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 higher amperage
rating than recommended to
avoid causing extensive dam-
age to the electrical system and
possibly a fire.

[EWA15132]

3. Turn the key to “

” and turn on

the electrical circuit in question to
check if the device operates.

4. If the fuse immediately blows

again, have a Yamaha dealer
check the electrical system.

1. Starter relay cover

2. Starter relay coupler

3. Main fuse

4. Spare main fuse

1. Fuse box

1. Ignition fuse

2. Signaling system fuse

3. Headlight fuse

4. Backup fuse (for clock)

5. Radiator fan motor fuse

6. Spare fuse

Specified fuses:

Main fuse:

30.0 A

Headlight fuse:

7.5 A

Signaling system fuse:

15.0 A

Ignition fuse:

15.0 A

Radiator fan motor fuse:

7.5 A

Backup fuse:

7.5 A

Summary of Contents for YZF250

Page 1: ...OWNER S MANUAL Read this manual carefully before operating this vehicle B4P F8199 30 YZF250 ...

Page 2: ...this vehicle This manual should stay with this vehicle if it is sold EAU46091 EAU46091 䘉 অ䖖ԕࡽˈ䈧 ݵ 䘉ሿ Ǆ䘉享Ԉо অ䖖а䎧Ǆ EAU46091 Baca buku panduan dengan teliti sebelum mengendalikan motosikal ini Buku panduan diberi bersama dengan pembelian motosikal ...

Page 3: ...s from trouble and 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 Therefore while this manual c...

Page 4: ... used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury 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 vehicle or other property A TIP provides key information to make procedures e...

Page 5: ...UV0012 YZF250 OWNER S MANUAL 2019 by Yamaha Motor Co Ltd 1st edition March 2019 All rights reserved Any reprinting or unauthorized use without the written permission of Yamaha Motor Co Ltd is expressly prohibited Printed in Malaysia ...

Page 6: ...nce and adjustment 7 1 Owner s tool kit 7 1 Periodic maintenance chart for the emission control system 7 3 General maintenance and lubrication chart 7 5 Checking the spark plugs 7 9 Engine oil and oil filter cartridge 7 10 Coolant 7 13 Replacing the air filter element and cleaning the check hose 7 15 Checking the throttle grip free play 7 17 Valve clearance 7 17 Tires 7 17 Cast wheels 7 19 Adjusti...

Page 7: ... bulb 7 35 Supporting the motorcycle 7 36 Front wheel 7 36 Rear wheel 7 37 Troubleshooting 7 39 Troubleshooting charts 7 41 Motorcycle care and storage 8 1 Matte color caution 8 1 Care 8 1 Storage 8 3 Specifications 9 1 Consumer information 10 1 Identification numbers 10 1 Vehicle data recording 10 2 Index 11 1 ...

Page 8: ... important labels 1 1 1 EAUN2190 Read and understand all of the labels on your vehicle They contain important information for safe and proper operation of your vehicle Never remove any labels from your vehicle 1 2 ...

Page 9: ...Location of important labels 1 2 1 100kPa 1bar kPa psi kPa psi 200 29 225 33 200 29 225 33 1WD F1668 01 2 1 ...

Page 10: ...raining courses nearest 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 5 1 for a list of pre operation checks t This motorcycle is designed to carry the operator and a passen ger t The failure of mo...

Page 11: ... rests during operation to main tain control of the motorcycle t 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 t Never ride under the influence of alcohol or other drugs t This motorcycle is designed...

Page 12: ...tribu tion 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 senge...

Page 13: ...d to your 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 t Never install accessories or carry cargo that would impair the per forman...

Page 14: ...e downs or suitable straps that are attached to solid parts of the mo torcycle such as the frame or up per front fork triple clamp and not for example to rubber mounted handlebars or turn signals or parts that could break Choose the location for the straps carefully so the straps will not rub against painted surfaces during transport t The suspension should be com pressed somewhat by the tie downs...

Page 15: ... 2 6 2 Correct usage Wrong usage Types of helmets and their usage t Full type use only for riding at low to mid range speeds t Full face type use for riding at mid range to high speeds ZAUU0003 ZAUU0007 ZAUU0005 ZAUU0006 ...

Page 16: ... 13 2 Main fuse page 7 32 3 Owner s tool kit page 7 1 4 Passenger seat lock page 4 16 5 Storage compartment page 4 18 6 Shock absorber assembly spring preload adjusting ring page 4 18 7 Shift pedal page 4 12 8 Engine oil drain bolt page 7 10 9 Engine oil filter cartridge page 7 10 ...

Page 17: ...use box page 7 32 2 Battery page 7 31 3 Fuel tank cap page 4 13 4 Headlight page 7 34 5 Engine oil filler cap page 7 10 6 Engine oil level check window page 7 10 7 Brake pedal page 4 13 8 Rear brake light switch page 7 22 9 Rear brake fluid reservoir page 7 23 ...

Page 18: ...7 8 1 Clutch lever page 4 12 2 Left handlebar switches page 4 10 3 Multi function meter unit page 4 4 4 Main switch steering lock page 4 1 5 Front brake fluid reservoir page 7 23 6 Right handlebar switches page 4 10 7 Throttle grip page 7 17 8 Brake lever page 4 12 ...

Page 19: ...ted and stays on until the key is turned to even if the engine stalls EAU54301 off All electrical systems are off The key can be removed WARNING EWA16371 Never turn the key to or LOCK while the vehicle is moving Other wise the electrical systems will be switched off which may result in loss of control or an accident EAU60863 LOCK The steering is locked and all electrical systems are off The key ca...

Page 20: ... warning light comes on if the en gine oil pressure is low The electrical circuit of the warning light can be checked by turning the key to The warning light should come on and remain on until the engine is started If the warning light does not come on initially when the key is turned to have a Yamaha dealer check the elec trical circuit NOTICE ECA21210 If the warning light comes on when the engin...

Page 21: ...page 4 10 TIP t When the vehicle is turned on this light should come on for a few seconds and then go off Other wise have a Yamaha dealer check the electrical circuit The engine trouble warning light will come on while the start switch is pushed but this does not indi cate a malfunction EAU62470 Shift timing indicator light This indicator light can be set to come on and go off at the desired engin...

Page 22: ...monitor the engine speed and keep it within the ideal power range When the key is turned to the ta chometer will sweep across the r min range and then return to zero r min in order to test the electrical circuit NOTICE ECA10032 Do not operate the engine in the ta chometer red zone Red zone 14000 r min and above 1 RESET button 2 SELECT button 3 Clock 4 Coolant temperature meter 5 Transmission gear ...

Page 23: ... electrical circuit The display segments of the fuel meter disappear towards E Empty as the fuel level decreases When the last segment starts flashing refuel as soon as possible TIP This fuel meter is equipped with a self diagnosis system If a problem is de tected in the electrical circuit the fol lowing cycle is repeated until the malfunction is corrected fuel level seg ments flash eight times th...

Page 24: ...ndicator The odometer shows the total distance traveled by the vehicle The tripmeters show the distance trav eled since they were last set to zero Push the SELECT button to switch the display between the odometer mode ODO tripmeter modes TRIP 1 and TRIP 2 instantaneous fuel consumption mode MPG km L or L 100 km average fuel consumption mode AVE_ _ _ MPG AVE_ _ _ km L or AVE_ _ _ L 100 km and oil c...

Page 25: ...reached Instantaneous fuel consumption display To switch between the instantaneous fuel consumption displays push the SELECT button for one second TIP If traveling at speeds under 20 km h 12 mi h _ _ _ is displayed Average fuel consumption display 1 Instantaneous fuel consumption display The instantaneous fuel consumption display can be set to either MPG km L or L 100 km 1 1 Average fuel consumpti...

Page 26: ...sh the RE SET button for three seconds The oil change indicator will be reset If the engine oil is changed before the oil change indicator comes on i e be fore the periodic oil change interval has been reached the oil change tripmeter must be reset for the next periodic oil change to be indicated at the correct time Shift timing indicator light The shift timing indicator light has four settings wh...

Page 27: ...ivation point and deactivation point setting modes To set the shift activation point TIP The shift timing indicator light activa tion point can be set between 7000 r min and 15000 r min From 7000 r min to 12000 r min the indicator light can be set in increments of 500 r min From 12000 r min to 15000 r min the indicator light can be set in increments of 200 r min 1 Push the RESET button to select t...

Page 28: ...ipped 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 NOTICE ECA11591 If the display indicates an error code the vehicle should be checked as soon as possible in order to avoid engine damage EAU1234M Handlebar switches Left Right 1 Engine trouble...

Page 29: ...the center position EAU12501 Horn switch Press this switch to sound the horn EAU68270 Start Engine stop switch To crank the engine with the starter set this switch to and then slide the switch toward See page 6 2 for starting instructions prior to starting the engine Set this switch to to stop the en gine in case of an emergency such as when the vehicle overturns or when the throttle cable is stuc...

Page 30: ...s equipped with a clutch switch which is part of the start ing circuit cut off system See page 4 20 EAU12875 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 to the trans mission to a lower gear move the shift pedal down See page 6 2 EAU12892 Brake lever The brake lever is located on the right side...

Page 31: ...released and the fuel tank cap can be opened To close the fuel tank cap With the key still inserted in the lock push down the fuel tank cap Turn the key 1 4 turn counterclockwise remove it and then close the lock cover TIP The fuel tank cap cannot be closed un less the key is in the lock In addition the key cannot be removed if the cap is not properly closed and locked WARNING EWA11092 Make sure t...

Page 32: ... out of the fuel tank 3 Wipe up any spilled fuel immedi ately NOTICE Immediately wipe off spilled fuel with a clean dry soft cloth since fuel may deteriorate painted surfaces or plastic parts ECA10072 4 Be sure to securely close the fuel tank cap WARNING EWA15152 Gasoline is poisonous and can cause injury or death Handle gaso line with care Never siphon gasoline by mouth If you should swallow some...

Page 33: ...stem WARNING EWA10863 The exhaust system is hot after op eration To prevent a fire hazard or burns t Do not park the vehicle near possible fire hazards such as grass or other materials that easily burn t 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 maintenance work t Do n...

Page 34: ...sert the projections on the front of the passenger seat into the seat holders as shown and then push the rear of the seat down to lock it in place 2 Remove the key Rider seat To remove the rider seat 1 Remove the passenger seat 2 Remove the center cover by re moving the screws 3 Remove the rider seat by remov ing the bolts Lift the rear of the rider seat and pull it backward 1 Passenger seat lock ...

Page 35: ...s The helmet holders are located on the bottom of the passenger seat To secure a helmet to a helmet hold er 1 Remove the passenger seat See page 4 16 2 Attach a helmet to a helmet hold er and then securely install the passenger seat WARNING Nev er ride with a helmet attached to the helmet holder since the hel met may hit objects causing loss of control and possibly an accident EWA10162 To release ...

Page 36: ...4372 Be sure to fold the rear view mirrors back to their original position before riding EAU62562 Adjusting the shock absorber assembly This shock absorber assembly is equipped with a spring preload adjust ing ring NOTICE ECA10102 To avoid damaging the mechanism do not attempt to turn beyond the maximum or minimum settings Adjust the spring preload as follows To increase the spring preload and the...

Page 37: ...ehicle upright WARNING EWA14191 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 1 Extension bar 2 Special wrench 3 Spring preload adjusting ring 4 Position indicator Spring preload setting Minimum soft 1 Stand...

Page 38: ...f system This system prevents in gear engine starts unless the clutch lever is pulled Periodically check the system via the following procedure TIP t This check is most reliable if per formed with a warmed up engine t See pages 4 1 and 4 10 for switch operation information ...

Page 39: ...g points E G A P S K C E H C M E T I Fuel t Check fuel level in fuel tank t Refuel if necessary t Check fuel line for leakage t Check fuel tank breather hose and overflow hose for obstructions cracks or damage and check hose connections 4 14 4 15 Engine oil t Check oil level in engine t If necessary add recommended oil to specified level t Check vehicle for oil leakage 7 10 Coolant t Check coolant...

Page 40: ...ealer adjust throttle grip free play and lubricate ca ble and grip housing 7 17 7 27 Control cables t Make sure that operation is smooth t Lubricate if necessary 7 27 Drive chain t Check chain slack t Adjust if necessary t Check chain condition t Lubricate if necessary 7 25 7 26 Wheels and tires t Check for damage t Check tire condition and tread depth t Check air pressure t Correct if necessary 7...

Page 41: ...n checks 5 3 5 Chassis fasteners t Make sure that all nuts bolts and screws are properly tightened t Tighten if necessary Instruments lights signals and switches t Check operation t Correct if necessary E G A P S K C E H C M E T I ...

Page 42: ...o stop the en gine in case of a turnover In this case the display will indicate error code 30 but this is not a malfunc tion Turn the key to and then to to clear the error code Failing to do so will prevent the en gine from starting even though the engine will crank when pushing the start switch t an engine auto stop system The engine stops automatically if left idling for 20 minutes If the engine...

Page 43: ...r light should come on If not ask a Yamaha dealer to check the electrical circuit 4 Slide the stop run start switch toward to start the engine If the engine fails to start release the switch after 5 seconds t Do not crank the engine more than 10 seconds on any one attempt t Wait a few seconds before trying again to allow battery voltage to restore NOTICE ECA11043 For maximum engine life never ac c...

Page 44: ... avoid high engine speeds with no load on the en gine t Turn the engine off instead of let ting it idle for an extended length of time e g in traffic jams at traf fic lights or at railroad crossings EAU16842 Engine break in There is never a more important period in the life of your engine than the period between 0 and 1600 km 1000 mi For this reason you should read the fol lowing material carefull...

Page 45: ...a dealer check the vehi cle EAU17214 Parking When parking stop the engine and then remove the key from the main switch WARNING EWA10312 t 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 t Do not park on a slope or on soft ground otherwise the vehicle may overturn increasing the risk of a fuel leak and...

Page 46: ...a dealer perform service WARNING EWA15123 Turn off the engine when performing maintenance unless otherwise specified t A running engine has moving parts that can catch on body parts or clothing and electrical parts that can cause shocks or fires t Running the engine while ser vicing can lead to eye injury burns fire or carbon monoxide poisoning possibly leading to death See page 2 3 for more in fo...

Page 47: ...Periodic maintenance and adjustment 7 2 7 TIP If you do not have the tools or experi ence required for a particular job have a Yamaha dealer perform it for you ...

Page 48: ...riodic maintenance chart for the emission control system NO ITEM CHECK OR MAINTENANCE JOB ODOMETER READING whichever comes first ANNUAL CHECK 1000 km or 1 month 5000 km or 5 months 10000 km or 10 months 15000 km or 15 months 20000 km or 20 months 1 Fuel line t Check fuel hoses for cracks or damage 2 Fuel filter t Check condition t Replace if necessary 3 Spark plugs t Check condition t Clean and re...

Page 49: ... off valve reed valve and hose for damage t Replace the entire air induction system if necessary NO ITEM CHECK OR MAINTENANCE JOB ODOMETER READING whichever comes first ANNUAL CHECK 1000 km or 1 month 5000 km or 5 months 10000 km or 10 months 15000 km or 15 months 20000 km or 20 months ...

Page 50: ...E e c a l p e R t 3 Air filter check hose t Clean 4 Battery t Check voltage t Charge if necessary 5 Clutch t Check operation t Adjust 6 Front brake t Check operation fluid level and vehicle for fluid leakage t i m i l e h t o t n r o w r e v e n e h W s d a p e k a r b e c a l p e R t 7 Rear brake t Check operation fluid level and vehicle for fluid leakage t i m i l e h t o t n r o w r e v e n e h...

Page 51: ...icant thoroughly Every 1000 km 600 mi and after washing the motorcycle riding in the rain or riding in wet areas 15 Steering bearings t Check bearing play and steering for roughness t Lubricate with lithium soap based grease Every 20000 km 12000 mi 16 Chassis fasteners t Make sure that all nuts bolts and screws are properly tightened 17 Brake lever pivot shaft t Lubricate with silicone grease 18 B...

Page 52: ...ion and shock ab sorber for oil leakage 24 Engine oil t Change t Check oil level and vehicle for oil leakage 25 Engine oil filter car tridge t Replace 26 Cooling system t Check coolant level and vehicle for coolant leakage t Change with Yamaha genuine coolant Every 3 years 27 Front and rear brake switches t Check operation 28 Moving parts and cables t Lubricate NO ITEM CHECK OR MAINTENANCE JOB ODO...

Page 53: ...er cylinders and calipers and change the brake fluid t Replace the brake hoses every four years and if cracked or damaged 29 Throttle grip t Check operation t Check throttle grip free play and adjust if necessary t Lubricate cable and grip housing 30 Lights signals and switches t Check operation t Adjust headlight beam NO ITEM CHECK OR MAINTENANCE JOB ODOMETER READING whichever comes first ANNUAL ...

Page 54: ...ctly different color the engine could be operating improperly Do not at tempt to diagnose such problems yourself Instead have a Yamaha deal er check the vehicle If a 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 sp...

Page 55: ...ttom right side of the crankcase 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 To change the engine oil with or without oil filter cartridge replace ment 1 Place the vehicle on a level sur face 2 Start the engine warm it up for several minutes ...

Page 56: ...s properly seated 7 Install the new oil lter cartridge with an oil lter wrench and then tighten it to the speci ed torque with a torque wrench 8 Install the engine oil drain bolt and its new gasket and then tighten the bolt to the speci ed torque TIP Install the new gasket as shown 1 Oil lter wrench 2 Oil lter cartridge 1 2 1 O ring 1 Torque wrench Tightening torque Oil lter cartridge 17 N m 1 7 k...

Page 57: ...nkcase 10 Start the engine and then let it idle for several minutes while checking it for oil leakage If oil is leaking immediately turn the engine off and check for the cause TIP After the engine is started the engine oil pressure warning light should go off NOTICE ECA20860 If the oil pressure warning light flick ers or remains on even if the oil level is correct immediately turn the en gine off ...

Page 58: ...e level varies with engine tem perature t 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 Remove the left side panel by re moving the bolts 3 Check the coolant level in the coolant reservoir TIP The coolant should be between the minimum and maximum level marks 4 If the coolant is at or below the minimum...

Page 59: ...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 6 Install the coolant reservoir cover 7 Install the left side cowling and then install the upper panel TIP Fit the ...

Page 60: ... element should be re placed at the intervals specified in the periodic maintenance and lubrication chart Replace the air filter element more frequently if you are riding in un usually wet or dusty areas In addition the air filter check hose must be fre quently checked and cleaned if neces sary To replace the air filter element 1 Remove the rider seat See page 4 16 2 Remove the left side panel by ...

Page 61: ...se the piston s and or cylinder s may become excessively worn ECA10482 7 Install the air filter case cover by installing the screws 8 Install the fuel tank cover by in stalling the bolts and quick fasten ers 9 Install the left side panel by install ing the bolts 10 Install the rider seat To clean the air filter check hose 1 Check the hose on the front of the air filter case for accumulated dirt or...

Page 62: ...performed when the engine is cold EAU82720 Tires Tires are the only contact between the vehicle and the road Safety in all con ditions of riding depends on a relatively small area of road contact Therefore it is 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 ...

Page 63: ...placement 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 t 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 This model is equipped with tubeless tires and tire air valves Tires a...

Page 64: ...aha dealer replace the wheel Do not attempt even the smallest repair to the wheel A de formed or cracked wheel must be replaced t 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 EAUN2251 Adjusting the clutch lever free play Measure the clutch l...

Page 65: ...nel and the right side cowling 6 Loosen the locknut at the crank case 7 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 8 Tighten the locknut at the crank case 9 Install the right side cowling and then install the upper panel TIP Fit the projections on the cowling into ...

Page 66: ...ealer inspect the brake system WARNING EWA14212 A soft or spongy feeling in the brake lever can indicate the presence of air in the hydraulic system If there is air in the hydraulic system have a Yamaha dealer bleed the system be fore operating the vehicle Air in the hydraulic system will diminish the braking performance which may re sult in loss of control and an acci dent 1 Hole 2 Projection 3 R...

Page 67: ... on later turn the ad justing nut in direction b TIP The front brake light switch should be serviced by a Yamaha dealer EAU22393 Checking the front and rear brake pads The front and rear brake pads must be checked for wear at the intervals spec ified in the periodic maintenance and lubrication chart EAU22433 Front brake pads Each front brake pad is provided with wear indicator grooves which allow ...

Page 68: ...dealer replace the brake pads as a set EAU60680 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 EWA15991 Improper maintenance can result in loss of braking ability Observe these precautions t Insufficient brake...

Page 69: ...ys 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 check the cause before further riding EAU22734 C...

Page 70: ...ead to chain slip page or breakage If the drive chain slack is more than the chain can damage the frame swingarm and other parts To prevent this from occurring keep the drive chain slack with in the specified limits ECA17791 EAU62983 To adjust 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 t...

Page 71: ...hart 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 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 pre...

Page 72: ... Yamaha dealer check or re place it WARNING Damage to the outer housing of cables may result in internal rusting and cause inter ference with cable movement Re place damaged cables as soon as possible to prevent unsafe condi tions EWA10712 EAU49921 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...

Page 73: ...before each ride and the pedal pivots should be lu bricated if necessary Brake pedal 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 ...

Page 74: ... 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 lubricants Brake lever Silicone grease Clutch lever L...

Page 75: ... on the handle bars several times 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...

Page 76: ...cessary tight ened WARNING EWA10761 t 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 t EXTERNAL Flush with plenty of water t INTERNAL Drink large quan tities of water or milk and im mediately ...

Page 77: ...disconnect the negative lead before discon necting the positive lead ECA17712 2 If the battery will be stored for more than two months check it at least once a month and fully charge it if necessary 3 Fully charge the battery before in stallation NOTICE When install ing the battery be sure the key is turned to then connect the positive lead before con necting the negative lead ECA17722 4 After ins...

Page 78: ...pecified amperage WARNING Do not use a fuse of a higher amperage rating than recommended to avoid causing extensive dam age to the electrical system and possibly a fire EWA15132 3 Turn the key to and turn on the electrical circuit in question to check if the device operates 4 If the fuse immediately blows again have a Yamaha dealer check the electrical system 1 Starter relay cover 2 Starter relay ...

Page 79: ...b 1 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 overtighten the sc...

Page 80: ...together with the bulb by pulling it out 4 Remove the burnt out bulb by pulling it out 5 Insert a new bulb into the socket 6 Install the socket together with the bulb by pushing it in 7 Install the rear fender lower panel by installing the bolts and screws 8 Install the mudguard by installing the quick fasteners 1 Mudguard 2 Quick fastener 1 2 1 Bolt 2 Screw 3 Rear fender lower panel 1 License pla...

Page 81: ...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 2 Raise the front wheel off the ground by using a motorcycle stand To service the rear wheel Raise the rear wheel off the ground by using a motorcycle stand or if a motor cycle stand is not available by placing a jack either under each side of t...

Page 82: ...bolts TIP Make sure that there is enough space between the brake pads before install ing the brake caliper onto the brake disc 4 Lower the front wheel so that it is on the ground and then put the sidestand down 5 Tighten the axle nut and the brake caliper bolts to the specified torques 6 Push down hard on the handlebar several times to check for proper fork operation EAU25081 Rear wheel EAU62612 T...

Page 83: ...llet may be useful to tap the wheel axle out 7 Remove the wheel NOTICE Do not apply the brake after the wheel and brake disc have been removed otherwise the brake pads will be forced shut ECA11073 To install the rear wheel 1 Install the wheel and the brake cal iper bracket by inserting the wheel axle from the left hand side TIP 1 Make sure that the slot in the brake caliper bracket is fit over the...

Page 84: ...ause poor starting and loss of power The 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 m...

Page 85: ...Periodic maintenance and adjustment 7 40 7 heaters or furnaces Gasoline or gasoline vapors can ignite or ex plode causing severe injury or prop erty damage ...

Page 86: ...r replace the spark plugs Have a Yamaha dealer check the vehicle Operate the electric starter 4 Compression 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 Operate the electric starter 2 Battery The engine turns over quickly The engine turns over slow...

Page 87: ... the 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 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 Che...

Page 88: ...ng 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 the spark plug cap are tightly in stalled 3 Remove extremely stubborn dirt like oil burnt onto the crankcase with a degreasing agent and a brush but never apply such prod ucts onto seals gaskets sprock ets the drive cha...

Page 89: ...lean sponge and then rinse thoroughly with clean water Use a toothbrush or bottlebrush for hard to reach areas Stubborn dirt and insects will come off more easily if the area is covered with a wet cloth for a few minutes before cleaning After riding in the rain or near the sea Since sea salt is extremely corrosive carry out the following steps after each ride in the rain or near the sea 1 Clean th...

Page 90: ...s as they will wear away the paint TIP t Consult a Yamaha dealer for ad vice on what products to use t Washing rainy weather or humid climates can cause the headlight lens to fog Turning the headlight on for a short period of time will help remove the moisture from the lens EAU26183 Storage Short term Always store your motorcycle in a cool dry place and if necessary protect it against dust with a ...

Page 91: ...electrodes while turning the engine over EWA10952 e Remove the spark plug caps from the spark plugs and then install the spark plugs and the spark plug caps 4 Lubricate all control cables and the pivoting points of all levers and pedals as well as of the side stand centerstand 5 Check and if necessary correct the tire air pressure and then lift the motorcycle so that both of its wheels are off the...

Page 92: ...l change 1 80 L 1 90 US qt 1 58 Imp qt With oil filter removal 2 10 L 2 22 US qt 1 85 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 0 84 L 0 89 US qt 0 74 Imp qt Fuel Recommended fuel Unleaded gasoline only Fuel tank capacity 14 L 3 7 US gal 3 1 Imp gal Fuel reserve amount 3 0 L 0 79 US gal 0 66 Imp gal Fuel injec...

Page 93: ...lescopic fork Rear suspension Type Swingarm Electrical system System voltage 12 V Battery Model GTZ8V Voltage capacity 12 V 7 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 ...

Page 94: ...ICLE IDENTIFICATION NUMBER ENGINE SERIAL NUMBER EAU62971 Vehicle identification number The vehicle identification number is stamped into the frame under the pas senger seat See page 4 16 TIP The vehicle identification number is used to identify your vehicle and may be used to register it with the licensing authority in your area EAU26442 Engine serial number The engine serial number is stamped int...

Page 95: ...en maintenance checks or service procedures are performed Although the sensors and recorded data will vary by model the main data points are t Vehicle status and engine perfor mance data t Fuel injection and emission relat ed data Yamaha will not disclose this data to a third party except t With the consent of the vehicle owner t Where obligated by law t For use by Yamaha in litigation t For gener...

Page 96: ...gh beam indicator light 4 2 Horn switch 4 11 I Identification numbers 10 1 Indicator lights and warning lights 4 2 L Labels location 1 1 License plate light bulb replacing 7 35 Luggage strap holders 4 19 M Main switch steering lock 4 1 Maintenance and lubrication periodic 7 5 Maintenance emission control system 7 3 Matte color caution 8 1 Multi function meter unit 4 4 N Neutral indicator light 4 2...

Page 97: ...Index 11 2 11 V Valve clearance 7 17 Vehicle identification number 10 1 Vehicle lights 7 34 W Wheel bearings checking 7 31 Wheel front 7 36 Wheel rear 7 37 Wheels 7 19 ...

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Yamaha YZF250, Owner'S Manual

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