Page 1 READ THIS MANUAL CAREFULLY! It contains important safety information. LIRE ATTENTIVEMENT CE MANUEL! Il comprend d’importantes informations de sécurité. ¡LEA ESTE MANUAL ATENTAMENTE! Contiene indicaciones importantes acerca de la seguridad. OWNER’S MANUAL MANUEL DU PROPRIÉTAIRE MANUAL DEL PROPIETARIO YFM70RSBJ YFM70RSXJ 2LS-F8199-63...
Page 2 Original instructions Notice originale Manual original PRINTED IN USA 2017.05-0.3×1 CR (E,F,S)
Page 3 READ THIS MANUAL CAREFULLY! It contains important safety information. OWNER’S MANUAL YFM70RSBJ YFM70RSXJ WARNING This ATV should not be ridden by anyone under 16 years of age. 2LS-F8199-63-E0...
Page 4 Read this manual carefully before operating this vehicle. This manual should stay with this ve- hicle if it is sold. EC Declaration of Conformity conforming to Directive 2006/42/EC We, YAMAHA MOTOR CO., LTD. 2500 Shingai, Iwata, Japan, declare in sole responsibility, that the product YFM700R (YFM70RSBJ) (5Y4AM77W0H0501441–) (YFM70RSXJ) (5Y4AM87W0H0502721–)
Page 5 Congratulations on your purchase of the Yamaha YFM70RSBJ / YFM70RSXJ. This ATV represents the re- sult of many years of Yamaha experience in the production of fine sporting, touring, and pacesetting racing machines. With the purchase of this Yamaha, you can now appreciate the high degree of craftsmanship and reliability that have made Yamaha a leader in these fields.
Page 6 EBU17331 IMPORTANT MANUAL INFORMATION EBU17344 FAILURE TO FOLLOW THE WARNINGS CONTAINED IN THIS MANUAL CAN RESULT IN SERIOUS IN- JURY OR DEATH. Particularly important information is distinguished in this manual by the following notations: This is the safety alert symbol. It is used to alert you to potential per- sonal injury hazards.
Page 7 Please check your local riding laws and regulations before operating this ATV. EBU17411 YFM70RSBJ / YFM70RSXJ OWNER’S MANUAL ©2017 by Yamaha Motor Co., Ltd. 1st edition, March 2017 All rights reserved. Any reprinting or unauthorized use without the written permission of Yamaha Motor Co., Ltd.
Page 8: Table Of Contents
EBU17421 TABLE OF CONTENTS LOCATION OF THE WARNING AND Fuel tank cap ..........4-9 SPECIFICATION LABELS ......1-1 Fuel ............. 4-9 Seat ............4-11 SAFETY INFORMATION ........2-1 Front shock absorbers (YFM70RSBJ) ..4-12 Front shock absorbers (YFM70RSXJ) ..4-14 DESCRIPTION..........3-1 Rear shock absorber (YFM70RSBJ)..4-19 Left view............3-1 Rear shock absorber (YFM70RSXJ) ..
Page 9 Engine break-in ........... 6-5 Periodic maintenance chart: General Parking ............6-5 maintenance and lubrication ....8-5 Parking on a slope ........6-6 Removing and installing the panel.... 8-10 Accessories and loading......6-6 Checking the spark plug......8-10 Engine oil and oil filter element....8-13 RIDING YOUR ATV ........
Page 10 Checking the shift pedal ......8-42 SPECIFICATIONS........10-1 Checking and lubricating the brake pedal ............8-42 CONSUMER INFORMATION....... 11-1 Checking the wheel hub bearings.....8-43 Identification numbers ......11-1 Lubricating the swingarm pivots ....8-43 Lubricating the rear suspension relay arm INDEX ............12-1 and connecting arm pivoting points ..8-44 Lubricating the upper and lower arm pivots ............8-45...
Page 11: Location Of The Warning And Specification Labels
Read and understand all of the labels on your ATV. These labels contain important information for safe and proper operation. Never remove any labels from your ATV. If a label becomes difficult to read or comes off, request a re- placement label from your Yamaha dealer. For Europe...
Page 12 YFM700R 2017 37.5 kW YAMAHA MOTOR CO., LTD. 192 kg 2500 SHINGAI, IWATA, JAPAN 2LS-F155A-30 1HP-F2259-21 B42-F817K-00 YAMAHA 1HP-F811R-00...
Page 13 YAMAHA 3C2-F816P-00 YAMAHA 1P0-F816R-00 27.5 kPa 27.5 kPa 0.275 kgf/cm² 0.275 kgf/cm² 4.0 psi 4.0 psi 1PE-F816M-M0...
Page 14 Familiarize yourself with the following pictograms and read the explanatory text, then make sure to check the pictograms that apply to your model. Read the Owner’s manual. NEVER use on paved roads. ALWAYS use an approved helmet and NEVER carry passengers. protective gear.
Page 15 Loss of control can result in severe injury or Year of construction death. Model Name **** ****** **.* kPa **.* kPa *** kW *.** kgf/cm² *.** kgf/cm² YAMAHA MOTOR CO., LTD. Max. Power *** kg 2500 SHINGAI, IWATA, JAPAN *.* psi *.* psi Mass In Running Order...
Page 16 For Oceania...
Page 17 WARNING UNDER 1HP-F2259-21 Operating this ATV if you are under the age of 16 increases your chance of severe injury or death. NEVER operate this ATV if you are under age 16. 1P0-F816L-00...
Page 18 GEAR INJURY or DEATH. NEVER operate : • without proper training or instruction. • at speeds too fast for your skills or the YAMAHA 3C2-F151H-00 conditions. • on public roads-a collision can occur with another vehicle. • with a passenger-passengers affect balance and steering and increase risk of losing control.
Page 19: Safety Information
EBU17432 SAFETY INFORMATION SAFETY INFORMATION  Never allow a child under age 16 to operate an EBU26686 ATV without adult supervision, and never allow AN ATV IS NOT A TOY AND CAN BE HAZARD- continued use of an ATV by a child if he or she OUS TO OPERATE.
Page 20  Never operate at speeds too fast for your skills  Never operate the ATV on hills too steep for the or the riding conditions. Always go at a speed ATV or for your abilities. Practice on smaller hills that is proper for the terrain, visibility, operating before attempting larger hills.
Page 21  Never operate an ATV in fast flowing water or in technique described in this manual on level ground. Avoid crossing the side of a steep hill if water deeper than that recommended in this possible. manual. Remember that wet brakes may have ...
Page 22  Never maintain an ATV without proper knowl- vehicle. If the vehicle is in safe operating con- edge. Contact an authorized ATV dealer to in- dition and you can safely operate it, restart it form you on basic ATV maintenance. Certain and ride gently back to camp or other known maintenance can only be carried out by certified location where you can receive medical at-...
Page 23 While you may find aftermarket products similar in of the operator and may limit control ability, design and quality to genuine Yamaha accesso- therefore, such accessories are not recom- ries, recognize that some aftermarket accessories mended.
Page 24  Do not run engine in poorly ventilated or par- gerous loss of lights or engine power. Also, the battery tends to discharge more quickly if elec- tially enclosed areas such as barns, garages, trical accessories are added. or carports. ...
Page 25: Description
EBU17681 DESCRIPTION EBU17691 EBU17701 Left view Right view 3 4 5 6 7 10 9 1. Engine oil tank 1. Muffler 2. Coolant reservoir 2. Spark arrester 3. Fuel tank cap 3. Air filter 4. Idle adjusting screw 4. Rear brake fluid reservoir 5.
Page 26: Controls And Instruments
EBU17715 Controls and instruments 1. Clutch lever 2. Parking brake lever 3. Main switch 4. Front brake fluid reservoir 5. Brake lever 6. Throttle lever 7. Reverse knob 8. Handlebar switches...
Page 27: Instrument And Control Functions
EBU17738 INSTRUMENT AND CONTROL FUNCTIONS EBU29913 EBU26697 Main switch Indicator lights and warning lights 1. Main switch 1. Fuel level warning light “ ” 2. Engine trouble warning light “ ” “ ” (on) 3. Coolant temperature warning light “ ”...
Page 28 “ ” (on), or if the warning If the warning light does not come on initially when light remains on, have a Yamaha dealer check the the key is turned to “ ” (on), or if the warning vehicle.
Page 29: Self-Diagnosis Device
” before starting the engine. To prevent engine damage, be sure to consult The engine stop switch controls the ignition and a Yamaha dealer as soon as possible if this oc- stops the engine when it is running. Use this curs.
Page 30: Throttle Lever
EBU18102 EBU18284 Start switch “ ” Throttle lever Push this switch to crank the engine with the start- er. See the starting instructions on page 6-1 prior to starting the engine. EBU18157 Light switch “ /OFF” Set this switch to “ ”...
Page 31: Speed Limiter
the adjusting screw in direction (b). Do not EBU18325 Speed limiter turn the adjusting screw out more than 12 mm (0.47 in) or the throttle cable could be damaged. Always make sure the throttle lever free play is adjusted to 2.0–4.0 mm (0.08– 0.16 in).
Page 32: Brake Lever
The clutch lever is located on the left side of the YFM70RSXJ handlebar. To disengage the clutch, pull the clutch lever toward the handlebar grip. To engage the clutch, release the lever. The lever should be pulled rapidly and released slowly for smooth clutch operation.
Page 33: Brake Pedal
EBU18434 Brake pedal 1. Parking brake lever (locked position) 1. Brake pedal The brake pedal is located on the right side of the ATV. To apply the rear brake, push down on the brake pedal. EBU18521 Parking brake lever Use the parking brake before starting the engine or parking the ATV, especially on a slope.
Page 34: Shift Pedal
EWB00221 EBU18542 Shift pedal WARNING  Always set the parking brake before starting the engine. The ATV could start moving un- expectedly if the parking brake is not ap- plied. This could cause loss of control or a collision.  Always be sure you have released the park- ing brake before you begin to ride.
Page 35: Reverse Knob "Rev
EBU18643 EBU18722 Reverse knob “REV” Fuel tank cap 1. Reverse knob “REV” 1. Fuel tank cap The reverse knob is used when shifting into re- Remove the fuel tank cap by turning it counter- verse. (See page 6-4.) clockwise. EBU18758 Fuel Make sure there is sufficient gasoline in the tank.
Page 36 1. Before refueling, turn off the engine and be Recommended fuel: sure that no one is sitting on the vehicle. Nev- Regular unleaded gasoline only er refuel while smoking, or while in the vicinity Fuel tank capacity: of sparks, open flames, or other sources of 11.0 L (2.90 US gal, 2.42 Imp.gal) ignition such as the pilot lights of water heat- Fuel reserve amount:...
Page 37: Seat
3. Wipe up any spilled fuel immediately. Your Yamaha engine has been designed to use NOTICE: Immediately wipe off spilled fuel regular unleaded gasoline with a research octane with a clean, dry, soft cloth, since fuel may number of 91 or higher (95 or higher for Europe). If...
Page 38: Front Shock Absorbers (Yfm70Rsbj)
To install the seat EWB00401 WARNING Always adjust the shock absorber assemblies on the left and right side to the same setting. Uneven adjustment can cause poor handling and loss of stability, which could lead to an ac- cident. Adjust the spring preload as follows. Turn the spring preload adjusting ring in direction (a) to increase the spring preload and thereby harden the suspension, and in direction (b) to de-...
Page 39 1. Spring preload adjusting ring 1. Special wrench 2. Position indicator Spring preload setting: Minimum (soft): A special wrench can be obtained at a Yamaha dealer to make this adjustment. Standard: Maximum (hard): EWB00411 WARNING These shock absorber assemblies contain highly pressurized nitrogen gas.
Page 40: Front Shock Absorbers (Yfm70Rsxj)
Take the setting. Uneven adjustment can cause poor shock absorber assembly to a Yamaha deal- handling and loss of stability, which could er for any service.
Page 41  A special wrench can be obtained at a Yamaha nism and to modify the specifications as neces- dealer to make this adjustment.
Page 42 Rebound damping force Turn the rebound damping force adjusting screw in direction (a) to increase the rebound damping force and thereby harden the damping, and in di- rection (b) to decrease the rebound damping force and thereby soften the damping. 1.
Page 43 Rebound damping setting: Minimum (soft): 30 click(s) in direction (b)* Standard: 18 click(s) in direction (b)* Maximum (hard): 1 click(s) in direction (b)* * With the adjusting screw fully turned in di- rection (a) Compression damping force 1. Fast compression damping force adjusting bolt Fast compression damping force Fast compression damping force settings: To increase the fast compression damping force...
Page 44 Slow compression damping force Slow compression damping force settings: To increase the slow compression damping force Minimum (soft): and thereby harden the compression damping, 18 click(s) in direction (b)* turn the slow compression damping force adjust- Standard: ing screw in direction (a). To decrease the slow 9 click(s) in direction (b)* compression damping force and thereby soften Maximum (hard):...
Page 45: Rear Shock Absorber (Yfm70Rsbj)
Adjust the spring preload as follows. 1. Loosen the locknut. 2. Turn the spring preload adjusting nut in direc-  A special wrench can be obtained at a Yamaha tion (a) to increase the spring preload and dealer to make this adjustment.
Page 46  Do not dispose of a damaged or worn out shock absorber assembly yourself. Take the 1. Distance A shock absorber assembly to a Yamaha deal- 3. Tighten the locknut to the specified torque. er for any service. NOTICE: Always tighten the locknut against the adjusting nut, and then tighten it to the specified torque.
Page 47: Rear Shock Absorber (Yfm70Rsxj)
of clicks or turns always represents the entire ad- EBU30992 Rear shock absorber (YFM70RSXJ) justing range. To obtain a precise adjustment, it This shock absorber assembly is equipped with a would be advisable to check the number of clicks spring preload adjusting nut, a rebound damping or turns of each damping force adjusting mecha- force adjusting screw, with a compression damp- nism and to modify the specifications as neces-...
Page 48 1. Spring preload adjusting nut 2. Locknut 3. Special wrench  A special wrench can be obtained at a Yamaha dealer to make this adjustment.  The spring preload setting is determined by measuring distance A, shown in the illustration.
Page 49 Tightening torque: Rebound damping setting: Locknut: Minimum (soft): 42 N·m (4.2 kgf·m, 31 lb·ft) 30 click(s) in direction (b)* Standard: 18 click(s) in direction (b)* Rebound damping force Maximum (hard): Turn the rebound damping force adjusting screw 1 click(s) in direction (b)* in direction (a) to increase the rebound damping * With the adjusting screw fully turned in di- force and thereby harden the damping, and in di-...
Page 50 compression damping force and thereby soften the compression damping, turn the adjusting screw in direction (b). 1. Fast compression damping force adjusting bolt Fast compression damping force settings: Minimum (soft): 1. Slow compression damping force adjusting screw 2 turn(s) out from the fully turned in posi- tion Slow compression damping settings: Standard:...
Page 51  Do not deform or damage the cylinder in any way. Cylinder damage will result in poor damping performance.  Do not dispose of a damaged or worn out shock absorber assembly yourself. Take the shock absorber assembly to a Yamaha deal- er for any service. 4-25...
Page 52: Pre-Operation Checks
Do not operate the vehicle if you find any problem. If a problem cannot be corrected by the procedures provided in this manual, have the vehicle inspected by a Yamaha dealer. Before using this vehicle, check the following points:...
Page 53 ITEM ROUTINE PAGE • Check operation. If soft or spongy, have Yamaha dealer bleed hy- draulic system. • Check brake pads for wear, and replace if necessary. Front brake 5-4, 8-30, 8-31, 8-34 • Check brake fluid level in reservoir, and add specified brake fluid to specified level if necessary.
Page 54 ITEM ROUTINE PAGE • Make sure that operation is smooth. Lubricate lever pivoting points Brake and clutch levers 8-42 if necessary. Chassis fasteners • Make sure that all nuts, bolts and screws are properly tightened. Instruments, lights and • Check operation, and correct if necessary. switches...
Page 55: Fuel
Yamaha dealer check the brake sys- tem. Brake lever and brake pedal  Check that there is no free play in the brake le- ver. If there is free play, have a Yamaha dealer check the brake system.
Page 56: Throttle Lever
Check the operation of the throttle lever. It must also cause the tire to dislodge from the rim un- open smoothly and spring back to the idle position der severe riding conditions. [EWB02542] when released. Have a Yamaha dealer correct if necessary. Recommended tire pressure: Front EBU19771 27.5 kPa (0.275 kgf/cm², 4.0 psi)
Page 57 A low-pressure tire gauge is included as standard air valves. After extensive tests, only the tires list- equipment with your vehicle. (See page 8-2.) ed below are approved for this model by Yamaha. When using the tire pressure gauge, make two EWB02552...
Page 58: Chassis Fasteners
EBU19851 Front: Instruments, lights and switches Manufacturer/model: Check that all instruments, lights and switches are MAXXIS/MS13 Bias working properly. Correct if necessary. Size: AT22 x 7-10 Type: Tubeless Rear: Manufacturer/model: MAXXIS/M976Y Bias Size: AT20 x 10-9 Type: Tubeless Aftermarket tires and rims The tires and rims that came with your ATV were designed to match the performance capabilities and to provide the best combination of handling,...
Page 59: Operation
3. Shift the transmission into neutral. The neutral vent any loss of control, which could cause an indicator light should come on, if it does not accident or injury. come on, have a Yamaha dealer check the electrical circuit. EBU29954 Starting the engine...
Page 60: Shifting
If the engine fails to start, release the start switch, then push it again. Pause a few seconds before the next attempt. Each cranking should be as short as possible to preserve battery energy. Do not crank the engine more than 10 seconds on each attempt.
Page 61 4. Open the throttle gradually and at the same shifting can cause the tires to lose traction, reduc- time, release the clutch lever slowly. ing control and increasing the possibility of an ac- WARNING! Opening the throttle abruptly cident. or releasing the clutch lever too quickly EWB00712 WARNING could make the ATV wheelie, which would...
Page 62: Operating The Reverse Knob And Driving In Reverse
When in reverse, the reverse indicator light should transmission may be damaged. come on. If the indicator light does not come on, have a Yamaha dealer check the electrical circuit. 1. Bring the ATV to a complete stop, apply the clutch lever, and then shift the transmission 4.
Page 63: Engine Break-In
There is never a more important period in the life Yamaha dealer check the ATV. of your engine than the first 320 km (200 mi) or 20 hours of operation. For this reason, you should fol- EBU26762 low the engine break-in instructions carefully.
Page 64: Parking On A Slope
Yamaha for use on your ATV. Many companies with no connection to Yamaha manufacture parts and accessories or offer other modifications for Yamaha vehicles. Yamaha is not in a position to test the products that these aftermarket compa- nies produce. Therefore, Yamaha can neither en-...
Page 65 Yamaha or modifications not specifically bulky object attached to the handlebars which recommended by Yamaha, even if sold and in- could make steering difficult, an accessory that stalled by a Yamaha dealer. limits your ability to move around on the seat, or one that limits your view.
Page 66 judgment as the stability and handling of an ATV practice not to exceed 2nd gear whenever you can be changed. When adding accessories, keep are carrying heavier loads or when towing a the following points in mind: trailer.  Never exceed the weight limits shown. An over- ...
Page 67: Riding Your Atv
EBU21142 RIDING YOUR ATV...
Page 68: Getting To Know Your Atv
RIDE WITH CARE AND GOOD JUDGMENT EBU21619 Get training if you are inexperienced. GETTING TO KNOW YOUR ATV EWB01382 This ATV is intended for recreational use by expe- WARNING rienced operators only. This section, Riding your  Do not operate this ATV or allow anyone else ATV, provides general ATV riding instructions for to operate it without proper instruction.
Page 69 the time to learn the basic techniques well before This ATV is designed to carry the operator only attempting more difficult maneuvers. Become fa- – passengers prohibited. miliar with this ATV at slow speeds first, even if you The long seat is to allow the operator to shift posi- are an experienced operator.
Page 70  Approved motorcycle helmet that fits properly  Eye protection (goggles, helmet face shield, or protective eyewear)  Over-the-ankle boots, gloves, long-sleeved shirt or jacket, and long pants An approved helmet and other personal protective equipment can reduce the severity of injuries in an accident.
Page 71 fully opening, even when the throttle lever is pushed to the maximum. Turning in the adjusting screw limits the maximum engine power available and decreases the maximum speed of the ATV. Turning in the adjusting screw decreases top speed, and turning it out increases top speed. (See page 4-5.) Pre-operation checks Always inspect your ATV each time you use it to...
Page 72  Do not exceed the maximum loading limits During operation for the vehicle (see “MAXIMUM LOADING Always keep your feet on the footrests during op- LIMIT” below or vehicle labeling). eration; otherwise, they may contact the rear  Make sure the load does not interfere with wheels.
Page 73 ATV should during operation or after leaving the ATV, do not be genuine Yamaha or equivalent components let brush, grass and other materials collect under designed for use on this ATV and should be in- the vehicle, near the muffler or exhaust pipe, or stalled and used according to instructions.
Page 74: Be Careful Where You Ride
after operating in areas where combustible mate- BE CAREFUL WHERE YOU RIDE rials may have collected. Do not idle or park the This ATV is designed for use on unpaved surfaces vehicle in long dry grass or other dry ground cov- only.
Page 75 Watch carefully for other vehicles. Make sure you have enough time to react to hidden rocks, know your country’s laws and regulations before bumps, or holes. Go slowly and be extra care- you ride on unpaved public streets or roads. Do ful when operating on unfamiliar terrain.
Page 76 terrain could cause loss of traction or ATV con- trol, which could result in an accident, includ- ing an overturn. [EWB01542] Do not ride in areas posted “no trespassing”. Do not ride on private property without getting permission. When riding in an area where you might not easily be seen, such as desert terrain, mount a caution flag on the ATV.
Page 77: Turning Your Atv
NOTICE: Do not shift gears without Select a large, flat, unpaved area to become famil- trol. [EWB02632] iar with your ATV. Make sure that this area is free releasing the throttle. Damage to the engine or of obstacles and other riders. You should practice drive train may occur.
Page 78 To achieve maximum traction on unpaved surfac- es, the two rear wheels turn together at the same speed. Therefore, unless the wheel on the inside of the turn is allowed to slip or lose some traction, the ATV will resist turning. A special turning tech- nique must be used to allow the ATV to make turns quickly and easily.
Page 79: Climbing Uphill
 Shift your weight forward. Once you have learned this technique, you should  Never open the throttle suddenly or make be able to perform it at higher speeds or in tighter curves. sudden gear changes. The ATV could flip Improper riding procedures such as abrupt throt- over backwards.
Page 80 Do not attempt to climb hills until you have mas- tered basic maneuvers on flat ground. Always check the terrain carefully before attempting any hill. In all cases avoid inclines with slippery or loose surfaces, or obstacles that might cause you to lose control.
Page 81 It is important when climbing a hill to make sure If you start to roll backwards, DO NOT apply the that your weight is transferred forward on the ATV. rear brake, and apply the front brake gradually. This can be accomplished by leaning forward and, The ATV could easily tip over backwards.
Page 82: Riding Downhill
 Never operate the ATV on hills too steep for the ATV or for your abilities. The ATV can overturn more easily on extremely steep hills than on level surfaces or small hills.  Shift your weight backward and to the up side of the hill.
Page 83: Crossing A Slope
Whenever possible, ride your ATV straight down- CROSSING A SLOPE hill. Avoid sharp angles which could allow the ATV EWB01633 WARNING to tip or roll over. Carefully choose your path and ride no faster than you will be able to react to ob- Improperly crossing hills or turning on hills stacles which may appear.
Page 84: Crossing Through Shallow Water
As you travel across a slope, lean your body in the CROSSING THROUGH SHALLOW WATER uphill direction. It may be necessary to correct the EWB01642 WARNING steering when riding on loose surfaces by pointing the front wheels slightly uphill. When riding on Operating this vehicle through deep or fast- slopes, be sure not to make sharp turns either up flowing water can lead to loss of control or an...
Page 85 After riding your ATV in water, be sure to drain the Test your brakes after leaving the water. If neces- trapped water by removing the check hose at the sary, apply them several times to let friction dry bottom of the air filter case. NOTICE: Undrained out the linings.
Page 86: Riding Over Rough Terrain
accident. Be sure to keep your feet firmly mounted on the footrests at all times. Avoid jumping the ATV as loss of control and damage to the ATV may result. SLIDING AND SKIDDING EWB01663 WARNING Skidding or sliding improperly may cause you to lose control of this ATV.
Page 87: What To Do If
To reduce the tendency for the front wheels to slide in loose or slippery conditions, positioning your weight over the front wheels will sometimes help. With practice, over a period of time, skill at con- trolled sliding can be developed. The terrain should be chosen carefully before attempting such maneuvers, since both stability and control If the rear wheels of your ATV start to slide side-...
Page 88: What To Do
 If your ATV is traversing a sloping surface: WHAT TO DO...  If your ATV doesn’t turn when you want it to: Be sure to ride with your weight positioned to- Bring the ATV to a stop and practice the turning wards the uphill side of the ATV to maintain maneuvers again.
Page 89: Periodic Maintenance And Adjustment
The intervals given in the periodic maintenance vice or while using the vehicle. If you are not fa- charts should be considered as a general guide miliar with vehicle service, have a Yamaha under normal riding conditions. However, DE- dealer perform the service.
Page 90: Owner's Manual And Tool Kit
If you do not have the tools or experience required spective compartments under the seat. for a particular job, have a Yamaha dealer perform it for you. 1. Owner’s manual 2.
Page 91: Periodic Maintenance Chart: Emission Control System
 For odometer or hour meter-equipped vehicles, follow the month maintenance interval if the ATV isn’t ridden for the stated mileage or engine operating hours.  Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills.
Page 92 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 km (mi) first (200) (800) (1600) (1600) (3200) hours • Check for leakage and replace gasket(s) if neces- sary. √ √ √ Exhaust system • Check for looseness and tighten all screw clamps and joints if necessary.
Page 93: Periodic Maintenance Chart: General Maintenance And Lubrication
 For odometer or hour meter-equipped vehicles, follow the month maintenance interval if the ATV isn’t ridden for the stated mileage or engine operating hours.  Items marked with an asterisk should be performed by a Yamaha dealer as they require special tools, data and technical skills.
Page 94 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 km (mi) first (200) (800) (1600) (1600) (3200) hours • Check for cracks or other damage, and replace if √ √ √ √ necessary. Brake hoses •...
Page 95 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 km (mi) first (200) (800) (1600) (1600) (3200) hours √ √ √ Drive chain roller • Check for wear and replace if necessary. • Make sure that all nuts, bolts, and screws are √...
Page 96 INITIAL EVERY month Whichev- CHECK OR MAINTENANCE ITEM er comes 1300 2500 2500 5000 km (mi) first (200) (800) (1600) (1600) (3200) hours • Check coolant level and ATV for coolant leakage, √ √ √ √ √ and correct if necessary. Cooling system •...
Page 97  Hydraulic brake service • Regularly check and, if necessary, correct the brake fluid level. • Every two years replace the internal components of the brake master cylinders and calipers, and change the brake fluid. • Replace the brake hoses every four years and if cracked or damaged.
Page 98: Removing And Installing The Panel
EBU23081 Removing and installing the panel The panel shown needs to be removed to perform some of the maintenance jobs described in this chapter. Refer to this section each time the panel needs to be removed and installed. 1. Panel A 2.
Page 99 (the ideal color when the ATV tool kit. is ridden normally). If the spark plug shows a distinctly different color, the engine could be operating improperly. Do not attempt to diagnose such problems yourself. In- stead, have a Yamaha dealer check the ATV. 8-11...
Page 100 2. Check the spark plug for electrode erosion To install the spark plug and excessive carbon or other deposits, and 1. Clean the surface of the spark plug gasket replace it if necessary. and its mating surface, and then wipe off any grime from the spark plug threads.
Page 101: Engine Oil And Oil Filter Element
EBU2678A Engine oil and oil filter element The engine oil should be between the minimum The engine oil level should be checked before and maximum level marks. each ride. In addition, the oil must be changed and the oil filter element replaced at the intervals spec- ified in the periodic maintenance and lubrication chart.
Page 102 Be sure the engine oil is at the correct lev- 4. Remove the crankcase engine oil filler bolt el, otherwise engine damage may result. and its O-ring, and then remove the crank- case engine oil drain bolt and its gasket. [ECB00852] When adding oil, be careful not to overfill the en- gine oil tank;...
Page 103 1. Crankcase engine oil drain bolt 1. Engine oil tank drain bolt 2. Gasket 2. Gasket 5. Remove the engine oil tank filler cap, and then remove the engine oil tank drain bolt and Skip steps 6–9 if the oil filter element is not being its gasket.
Page 104 1. Oil filter element cover 1. Oil filter element 2. Bolt 2. O-ring 7. Remove the oil filter element and the O-rings. 8. Install a new oil filter element and new O- rings. Make sure that the O-rings are properly seated. 9.
Page 105 10. Install the crankcase engine oil drain bolt, the 14. Remove the engine oil tank filler cap, and engine oil tank drain bolt and their new gas- then gradually fill the oil tank with the remain- ket, and then tighten the bolts to the specified ing oil quantity while regularly checking the oil torques.
Page 106: Coolant
with a diesel specification of “CD” or oils of a higher quality than specified. In addition, The coolant level must be checked on a cold en- do not use oils labeled “ENERGY CONSERV- gine since the level varies with engine tempera- ING II”...
Page 107 1. Coolant reservoir cap has been added to the coolant, have a Coolant reservoir capacity (up to the maxi- Yamaha dealer check the antifreeze con- mum level mark): tent of the coolant as soon as possible, 0.25 L (0.26 US qt, 0.22 Imp.qt) otherwise the effectiveness of the coolant will be reduced.
Page 108 EBU23545 To change the coolant EWB01891 WARNING Wait for the engine and radiator to cool before removing the radiator cap. You could be burned by hot fluid and steam blown out under pressure. Always place a thick rag over the cap when opening.
Page 109 5. Remove the coolant reservoir cap. 9. Connect the coolant reservoir hose. 6. Disconnect the coolant reservoir hose on the 10. Pour the recommended coolant into the res- coolant reservoir side, and then drain the ervoir to the maximum level mark, and then install the reservoir cap.
Page 110: Cleaning The Air Filter Element
14. Start the engine, and then check for coolant leakage. If any leakage is found, have a Yamaha dealer check the cooling system. 15. Install the panel. 1. Air filter case check hose EBU26809 1.
Page 111 1. Air filter element 1. Air filter case cover 2. Washer 2. Air filter case cover holder 3. Wing bolt 4. Fully loosen the wing bolt. 6. Remove the wing bolt and washer from the air 5. Remove the air filter element together with filter element.
Page 112 10. Check the sponge material and replace it if 2. Air filter element frame damaged. 11. Apply Yamaha foam air filter oil or other qual- 8. Wash the sponge material gently but thor- ity foam air filter oil to the sponge material.
Page 113 1. Air filter element seat 1. Washer 14. Install the washer onto the air filter element 15. Insert the air filter element into the air filter frame, and then insert the wing bolt into the case, and then tighten the wing bolt. hole in the air filter element frame.
Page 114: Cleaning The Spark Arrester
17. Install the seat. The air filter element should be cleaned every 20– 40 hours. It should be cleaned and lubricated more often if the ATV is operated in extremely dusty areas. Each time the air filter element main- tenance is performed, check the air inlet of the air filter case for obstructions.
Page 115 1. Bolt 1. Tailpipe 2. Retainer 2. Spark arrester 3. Tailpipe 4. Install the gasket, tailpipe, and retainer and 4. Gasket align the bolt holes. 3. Tap the tailpipe lightly, and then use a wire 5. Install the bolts and tighten them to the spec- brush to remove any carbon deposits from ified torque.
Page 116: Adjusting The Engine Idling Speed
3. Check the engine idling speed and, if neces- Tightening torque: sary, adjust it to specification by turning the Tailpipe cover bolt: idle adjusting screw. To increase the engine 8 N·m (0.8 kgf·m, 5.9 lb·ft) idling speed, turn the idle adjusting screw in direction (a), and to decrease it, turn the EWB02341 screw in direction (b).
Page 117: Adjusting The Throttle Lever Free Play
1. Rubber cover prevent this from occurring, the valve clearance 2. Throttle lever free play adjusting bolt must be adjusted by a Yamaha dealer at the inter- 3. Locknut vals specified in the periodic maintenance and lu- 4. Throttle lever free play brication chart.
Page 118: Adjusting The Reverse Lock Release Cable
If a brake pad has worn to the point and adjusted at the intervals specified in the peri- that the wear indicator grooves have almost dis- odic maintenance and lubrication chart. appeared, have a Yamaha dealer replace the brake pads as a set. EBU29602 Brakes Replacement of brake components requires pro- fessional knowledge.
Page 119: Checking The Brake Fluid Level
If a brake pad has worn to the point Front brake (YFM70RSBJ) that the wear indicator grooves have almost dis- appeared, have a Yamaha dealer replace the brake pads as a set. 1. Minimum level mark 1. Wear indicator groove...
Page 120 (YFM70RSXJ) To check the rear brake fluid level, remove the seat. (See page 4-11.) To access the rear brake fluid reservoir for replen- ishing: 1. Remove the bolt and quick fastener screw. 1. Minimum level mark Rear brake 1. Quick fastener screw 2.
Page 121  Insufficient brake fluid may allow air to enter the brake system, reducing braking perfor- mance.  Clean the filler cap before removing. Use only DOT 4 brake fluid from a sealed contain-  Use only the specified brake fluid; otherwise, the rubber seals may deteriorate, causing leakage.
Page 122: Changing The Brake Fluid
 Oil seals: Replace every two years.  Brake hoses: Replace every four years. 1. No brake lever free play There should be no free play at the brake lever end. If there is free play, have a Yamaha dealer in- spect the brake system. 8-34...
Page 123: Checking The Brake Pedal Height
47–51 mm (1.85–2.01 in) brake pedal is not positioned as specified, have a Periodically check the cable length “A” and adjust Yamaha dealer adjust it. if necessary. 1. Release the parking brake by moving the parking brake lever to the right.
Page 124 If the cable length cannot be adjusted to specifi- again. cation, consult a Yamaha dealer. 6. Tighten the locknut on the brake cable. 7. Slide the rubber cover to its original position. 8-36...
Page 125: Brake Light Switches
The brake light switch for the brake pedal can be adjusted as follows, but the front brake light switch should be adjusted by a Yamaha dealer. Turn the rear brake light switch adjusting nut while holding the brake light switch in place. To make the brake light come on earlier, turn the adjusting nut in direction (a).
Page 126 If the specified free play cannot be obtained as de- scribed above or if the clutch does not operate correctly, have a Yamaha dealer check the internal clutch mechanism. 8-38...
Page 127: Drive Chain Slack
EBU26866 Drive chain slack The drive chain slack should be checked before each ride and adjusted if necessary. When checking and adjusting the drive chain slack, there should be no weight on the ATV and all tires must be touching the ground. To check the drive chain slack 1.
Page 128 1. Rear wheel axle pinch bolt 2. Rod 3. Drive chain tensioner 4. Hole A rod can be obtained at a Yamaha dealer to make this adjustment. Tightening torque: Rear axle pinch bolt: 4. Shift the transmission into neutral.
Page 129: Lubricating The Drive Chain
EBU24883 Lubricating the drive chain The drive chain must be cleaned and lubricated at the intervals specified in the periodic maintenance and lubrication chart, otherwise it will quickly wear out, especially when riding in dusty or wet areas. Service the drive chain as follows. ECB00562 NOTICE The drive chain must be lubricated after wash-...
Page 130: Checking And Lubricating The Brake And Clutch Levers
If a cable is damaged or does not move EBU24923 Checking and lubricating the brake smoothly, have a Yamaha dealer check or replace and clutch levers The operation of the brake and clutch levers Recommended lubricant: should be checked before each ride, and the lever Yamaha cable lubricant or other suitable pivots should be lubricated if necessary.
Page 131: Checking The Wheel Hub Bearings
Recommended lubricant: Lubricating the swingarm pivots Lithium-soap-based grease The swingarm pivots must be lubricated by a Yamaha dealer at the intervals specified in the pe- EBU24964 riodic maintenance and lubrication chart. Checking the wheel hub bearings The front and rear wheel hub bearings must be...
Page 132: Lubricating The Rear Suspension Relay Arm And Connecting Arm Pivoting Points
EBU25006 Lubricating the rear suspension relay arm and connecting arm pivoting points The rear suspension relay arm and connecting arm pivoting points must be lubricated at the inter- vals specified in the periodic maintenance and lu- brication chart. Recommended lubricant: Lithium-soap-based grease 1.
Page 133: Lubricating The Upper And Lower Arm Pivots
Left side For parts equipped with a grease nipple, use a grease gun. EBU25035 Lubricating the upper and lower arm pivots The upper and lower arm pivots must be lubricat- ed at the intervals specified in the periodic main- tenance and lubrication chart. Recommended lubricant: 1.
Page 134: Lubricating The Steering Shaft
 It is recommended to have the battery serviced Lubricating the steering shaft by a Yamaha dealer. The steering shaft must be lubricated by a Yamaha dealer at the intervals specified in the pe- riodic maintenance and lubrication chart. Recommended lubricant: Lithium-soap-based grease...
Page 135 EWB02161 WARNING Battery electrolyte is poisonous and danger- ous, as it contains sulfuric acid, which can cau- se severe burns. Avoid contact with skin, eyes or clothing. Always shield your eyes when working near batteries. Antidote: EXTERNAL: Flush with water. INTERNAL: Drink large quantities of water or milk.
Page 136 ECB00933 NOTICE To charge a VRLA (valve-regulated lead-acid) battery, a special battery charger is required. Using a conventional battery charger will dam- age the battery. To store the battery  If the ATV will not be used for more than one month, remove the battery, fully charge it, and then place it in a cool, dry place.
Page 137 2. Connect the positive battery lead first, then connect the negative battery lead by installing their bolt. NOTICE: When installing the bat- tery, the main switch must be off, and the positive lead must be connected before the negative lead. [ECB01111] 1.
Page 138: Replacing A Fuse
EBU34661 Replacing a fuse 1. Fuel injection system fuse 2. Radiator fan motor fuse 1. Main fuse 3. Ignition fuse 2. Spare main fuse 4. Signaling system fuse 5. Headlight fuse 6. Spare fuse If an electrical problem is suspected, check the fuse and replace it if necessary as follows.
Page 139: Replacing A Headlight Bulb
2. Remove the bulb cover. Fuel injection system fuse: 10.0 A 4. Turn on the main switch and start the engine. 5. If the fuse immediately blows again, have a Yamaha dealer check the vehicle. 6. Install the seat. 8-51...
Page 140 1. Socket 1. Bulb cover 4. Place a new headlight bulb into position. 3. Remove the socket by pushing it in and turn- NOTICE: Do not touch the glass part of the ing it counterclockwise, and then remove the bulb. Oil from your fingers or other con- burnt-out bulb.
Page 141: Adjusting A Headlight Beam
Adjusting a headlight beam If the tail/brake light does not come on, have a ECB00691 Yamaha dealer check it. NOTICE It is advisable to have a Yamaha dealer make EBU25652 Removing a wheel this adjustment. 1. Place the ATV on a level surface.
Page 142: Installing A Wheel
2. Loosen the wheel nuts. 1. Arrow mark 2. Forward rotating direction 1. Wheel nut 3. Wheel nut 3. Elevate the ATV and place a suitable stand 2. Lower the ATV to the ground. under the frame. 3. Tighten the wheel nuts to the specified 4.
Page 143: Troubleshooting
The following troubleshooting charts represent quick and easy procedures for checking these vi- tal systems yourself. However, should your ATV require any repair, take it to a Yamaha dealer, whose skilled technicians have the necessary tools, experience, and know-how to service the ATV properly.
Page 144: Troubleshooting Charts
Remove the spark plug and check the electrodes. The engine does not start. Have a Yamaha dealer check the ATV. Check the compression. 4. Compression The engine does not start. There is compression.
Page 145 Start the engine. If the engine overheats again, have a The coolant level Yamaha dealer check and repair the cooling system. is OK. 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.
Page 146: Cleaning And Storage
EBU25861 CLEANING AND STORAGE ter pressure may cause water seepage EBU25903 Cleaning and deterioration of wheel bearings, Frequent, thorough cleaning of your ATV will not brakes, transmission seals and electrical only enhance its appearance but will improve its devices. Many expensive repair bills have general performance and extend the useful life of resulted from improper high-pressure de- many components.
Page 147: Storage
abrasives which may mar the paint or protec- 3. Fill up the fuel tank and add fuel stabilizer (Fu- tive finish. When finished cleaning, start the el Med Rx if available), and then run the en- engine and let it idle for several minutes. gine for 5 minutes to distribute the treated fuel.
Page 148 6. Put the frame on stands or blocks to raise all wheels off the ground. (Alternatively, turn the wheels each month to prevent the tires from degrading in one spot.) 7. Cover the muffler outlet with a plastic bag to prevent moisture from entering it.
Page 149: Specifications
EBU25962 SPECIFICATIONS Dimensions: Vibration on seat (EN1032, ISO5008): 0.7 m/s² (EUR, FRA, GBR) Overall length: Uncertainty of measurement: 1845 mm (72.6 in) 0.6 m/s² (EUR, FRA, GBR) Overall width: Vibration on handle (EN1032, ISO5008): 1155 mm (45.5 in) 4.7 m/s² (EUR, FRA, GBR) Overall height: Uncertainty of measurement: 1115 mm (43.9 in)
Page 150 Type: Fuel: SAE 5W-30, 10W-30, 10W-40, 15W-40, 20W-40 or 20W- Recommended fuel: Regular unleaded gasoline only Fuel tank capacity: 130 ˚F 11.0 L (2.90 US gal, 2.42 Imp.gal) Fuel reserve amount: SAE 5W-30 2.9 L (0.77 US gal, 0.64 Imp.gal) Fuel injection: SAE 10W-30 Throttle body:...
Page 151 Gear ratio: Manufacturer/model: 1st: MAXXIS/M976Y Bias 38/13 (2.923) Loading: 2nd: Maximum loading limit: 28/14 (2.000) 100.0 kg (220 lb) 3rd: (Total weight of rider, cargo, accessories, and tongue) 25/17 (1.471) Tire air pressure (measured on cold tires): 4th: Recommended: 25/22 (1.136) Front: 5th: 27.5 kPa (0.275 kgf/cm², 4.0 psi)
Page 152 Rear brake: Headlight(s): Type: Bulb type: Disc brake Krypton bulb Bulb voltage, wattage × quantity: Operation: Right foot operation Headlight: 12 V, 30.0/30.0 W × 2 Specified brake fluid: DOT 4 Tail/brake light: Front suspension: Type: Neutral indicator light: Double wishbone Spring/shock absorber type: Fuel level warning light: Coil spring/gas-oil damper...
Page 153 EBU30402 For Europe only The figures quoted are emission levels and are not necessarily safe working levels. Whilst there is a correlation between the emission and exposure levels, this cannot be used reliably to determine whether or not further precautions are required. Factors that influence the actual level of exposure of work-force include the characteristics of the work room, the other sources of noise, etc.
Page 154: Consumer Information
Record the vehicle identification number and model label information in the spaces provided below for assistance when ordering spare parts from a Yamaha dealer or for reference in case the ATV is stolen. VEHICLE IDENTIFICATION NUMBER: 1. Vehicle identification number...
Page 155 1. Model label 11-2...
Page 156: Index
INDEX Accessories and loading ..........6-6 Engine break-in .............. 6-5 Air filter element, cleaning ..........8-22 Engine idling speed ............8-28 Engine oil ............... 5-4 Engine oil and oil filter element ........8-13 Battery ................8-46 Engine, start ..............6-1 Brake and clutch levers, checking and lubricating ..8-42 Engine stop switch ............
Page 157 Speed limiter ..............4-5 Start switch ..............4-4 Neutral indicator light ............. 4-1 Steering shaft, lubricating ..........8-46 Storage ................9-2 Owner’s manual and tool kit .......... 8-2 Suspension, lubricating the upper and lower arm pivots ................. 8-45 Panel, removing and installing ........8-10 Suspension relay arm and connecting arm pivoting Parking ................
Page 158 EBU26173 WARNING Improper ATV use can result in SEVERE INJURY or DEATH. NEVER USE ALWAYS USE NEVER USE NEVER CARRY AN APPROVED PASSENGERS WITH DRUGS ON PAVED HELMET AND OR ALCOHOL ROADS PROTECTIVE GEAR NEVER ALWAYS operate: • without proper training or instruction. •...

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