2012 Yamaha Motorsports Grizzly 125 Automatic Owners Manual
2012 Yamaha Motorsports Grizzly 125 Automatic Manual
2012 Yamaha Motorsports Grizzly 125 Automatic manual content summary:
- 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 1
READ THIS MANUAL CAREFULLY! It contains important safety information. OWNER'S MANUAL YFM125GB WARNING This ATV should not be ridden by anyone under 16 years of age. LIT-11626-25-03 1PY-28199-10 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 2
EBU17092 Read this manual carefully before operating this vehicle. This manual should stay with this vehicle if it is sold. - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 3
of your ATV, please consult a Yamaha dealer. AN IMPORTANT SAFETY MESSAGE: G Read this manual together with TIPS FOR THE ATV RIDER carefully and completely before operating your ATV. Make sure you understand all instructions. G Pay close attention to the warning and notice labels on the ATV. G Never - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 4
CAN RESULT IN SERIOUS INJURY 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 personal injury hazards. Obey all safety messages - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 5
in effect at the time of manufacture. Please check your local riding laws and regulations before operating this ATV. EBU17382 YFM125GB OWNER'S MANUAL ©2011 by Yamaha Motor Corporation, U.S.A. 1st edition, March 2011 All rights reserved. Any reprinting or unauthorized use without the written - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 6
EWB00011 WARNING Indicates a hazardous situation which, if not avoided, could result in death or serious injury. EBU17420 TABLE OF CONTENTS LOCATION OF THE WARNING AND SPECIFICATION LABELS ...1-1 SAFETY INFORMATION ...2-1 DESCRIPTION ...3-1 Left view ...3-1 Right view...3-1 Controls and - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 7
TERRAIN ...7-20 SLIDING AND SKIDDING...7-21 WHAT TO DO IF...7-22 WHAT TO DO...7-22 PERIODIC MAINTENANCE AND ADJUSTMENT ...8-1 Owner's manual and tool kit ...8-2 Periodic maintenance chart for the emission control system ...8-3 General maintenance and lubrication chart ...8-5 Checking the spark plug - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 8
47 Removing a wheel ...8-47 Installing a wheel ...8-48 Troubleshooting ...8-49 Troubleshooting chart ...8-50 CLEANING AND STORAGE...9-1 Cleaning ...9-1 Storage ...9-2 11-4 Maintenance record ...11-5 YAMAHA MOTOR CORPORATION, U.S.A. ATV LIMITED WARRANTY ...11-6 YAMAHA EXTENDED SERVICE (Y.E.S.) ...11-8 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 9
EBU17660 LOCATION OF THE WARNING AND SPECIFICATION LABELS 1 1 2 7 8 6 5 9 10 4 3 1-1 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 10
EBU17670 1 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 replacement label from your Yamaha dealer. 1 LOAD LIMIT 11 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 11
vehicle overturns on hills and rough terrain and in turns. avoid paved surfaces - pavement may seriously affect handling and control. LOCATE AND READ OWNER'S MANUAL. FOLLOW ALL INSTRUCTIONS AND WARNINGS. (For replacement manual, call 1- 800 -532 -1558) 5FE-21568-01 10 DRIVE SELECT LEVER Read owner - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 12
riding on hills or over obstacles, if you fail to take proper precautions. SEVERE INJURY OR DEATH can result if you do not follow these instructions: G Read this manual and all labels carefully and follow the operating procedures described. G Never operate an ATV without proper training or - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 13
time you use it to make sure it is in safe operating condition. Always follow the inspection and maintenance procedures and schedules described in this manual. Always keep both hands on the handlebars and both feet on the footboards of the ATV during operation. Always go slowly and be extra careful - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 14
exceed the stated load capacity for an ATV. Cargo should be properly distributed and securely attached. Reduce speed and follow instructions in this manual for carrying cargo. Allow greater distance for braking. EWB00072 WARNING Avoid Carbon Monoxide Poisoning All engine exhaust contains carbon - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 15
to save yourself. Also, deadly levels of carbon monoxide can linger for hours or days in enclosed or poorly ventilated areas. If you experience any symptoms of carbon monoxide poisoning, leave the area immediately, get fresh air, and SEEK MEDICAL TREATMENT. G Do not run engine indoors. Even if you - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 16
EBU17680 DESCRIPTION EBU17690 EBU17700 Left view 3 Right view 2 3 4 5 6 7 1 2 3 4 5 1 8 1. 2. 3. 4. 5. 6. 7. 8. Front carrier Starter (choke) Fuel cock Throttle stop screw Tail/brake light Rear carrier Spark arrester Footboard 1. 2. 3. 4. 5. 6. 7. 7 Owner's tool kit Battery Drive select lever - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 17
EBU17712 Controls and instruments 1 2 3 4 5 TIP The ATV you have purchased may differ slightly from the figures shown in this manual. 3 9 1. 2. 3. 4. 5. 6. 7. 8. 9. Rear brake lever Parking brake lock plate Reverse indicator light Neutral indicator light Front brake lever Throttle lever Main - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 18
EBU17725 INSTRUMENT AND CONTROL FUNCTIONS EWB00011 WARNING Indicates a hazardous situation which, if not avoided, could result in death or serious injury. 4 EBU17760 OFF ON 1 Main switch The positions of the main switch are as follows: ON All electrical systems are supplied with power. The - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 19
EBU17793 EBU18061 Indicator lights 1 2 Handlebar switches 1 4 2 3 1. Reverse indicator light "R" 2. Neutral indicator light "N" EBU17860 1. Light switch " / 2. Engine stop switch " 3. Start switch " " EBU18080 /OFF" / " Neutral indicator light " " This indicator light comes on when the - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 20
EBU18101 Start switch " " Push this switch to crank the engine with the starter. See the starting instructions on page 6-1 prior to starting the engine. EBU18154 Regulate the speed of the ATV by varying the throttle position. Because the throttle is springloaded, the - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 21
EBU18323 Speed limiter Your ATV is equipped with an adjustable speed limiter. The speed limiter keeps the throttle from fully opening, even when the throttle lever is pushed to the maximum. 1. Loosen the locknut. 2. To increase the maximum engine power available and the maximum speed of the ATV, - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 22
1 1 4 1. Front brake lever EBU18401 1. Rear brake lever EBU18461 Rear brake lever The rear brake lever is located on the left handlebar. To apply the rear brake, pull the brake lever toward the handlebar grip. Parking brake Use the parking brake before starting the engine or after parking the - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 23
braking performance which could cause an accident. You could also wear out the brakes prematurely. EBU18581 Drive select lever The drive select lever is used to shift your ATV into the forward, neutral and reverse positions. See the "Operating the drive select lever and driving in reverse" section - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 24
. EWB02521 WARNING Gasoline and gasoline vapors are extremely flammable. To avoid fires and explosions and to reduce the risk of injury when refueling, follow these instructions. 4-7 1. Maximum fuel level 2. Fuel tank filler tube - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 25
exceed 10% (E10). Gasohol containing methanol is not recommended by Yamaha because it can cause damage to the fuel system or vehicle performance problems. 4 WARNING Gasoline is poisonous and can cause injury or death. Handle gasoline with care. Never siphon gasoline by mouth. If you should swallow - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 26
EBU18820 Fuel cock The fuel cock supplies fuel from the tank to the carburetor while also filtering it. The fuel cock lever positions are explained as follows and shown in the illustrations. ON RES OFF OFF 4 1 1 RES OFF ON FUEL ON ON FUEL 1. Arrow mark positioned over "ON" With the fuel - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 27
RES RES Move the starter (choke) in direction (b) to turn off the starter (choke). See the "Starting a cold engine" section on page 6-1 for proper operation. 1 OFF RES 4 (b) 4 ON FUEL (a) 2 1 3 1. Arrow mark positioned over "RES" This indicates reserve. With the fuel cock lever in this - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 28
1 2 4 1 1. Seat lock lever 1. Projection 2. Seat holder EBU18962 To install the seat Insert the projections on the front of the seat into the seat holders and push down on the seat at the rear. Make sure that the seat is securely fitted. Front carrier G G Do not exceed the load limit of 5.0 kg - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 29
EWB00011 WARNING Indicates a hazardous situation which, if not avoided, could result in death or serious injury. 4 4-12 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 30
inspection and maintenance procedures and schedules described in the Owner's Manual. EWB00481 5 WARNING Failure to inspect or maintain the vehicle 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 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 31
ITEM Rear brake ROUTINE • Check operation, and correct if necessary. • Lubricate cable if necessary. • Check lever free play, and adjust if necessary. • Make sure that operation is smooth. Lubricate cable and lever housing if necessary. • Check lever free play, and adjust if necessary. • Make sure - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 32
EBU19541 Fuel Make sure that there is sufficient fuel in the tank. (See page 4-7.) EBU19560 Brake operation Test the brakes at slow speed after starting out to make sure they are working properly. If the brakes do not provide proper braking performance, check the brake shoes for wear. (See page 8- - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 33
Tire pressure Use the low-pressure tire gauge to check and adjust tire pressures when the tires are cold. Tire pressures must be equal on both sides. WARNING! Operation of this vehicle with improper tire pressure may cause severe injury or death from loss of control or rollover. Tire pressure below - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 34
1 5 1. Low-pressure tire gauge 1. Tire wear limit Tire wear limit When the tire groove decreases to 3 mm (0.12 in) due to wear, replace the tire. Tire information This ATV is equipped with tubeless tires with valves. EWB02551 WARNING Use of improper tires on this ATV may cause loss of control, - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 35
Front: Manufacturer/model: DUNLOP/KT536A Size: AT20 x 7-8 Type: Tubeless Rear: Manufacturer/model: DUNLOP/KT537A Size: AT22 x 10-8 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 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 36
ambient temperature between 0 °C (30 °F) and 30 °C (90 °F). Position (3): Cold engine start with ambient temperature above 25 °C (80 °F). 6-1 WARNING Read the Owner's Manual carefully to become familiar with all controls in order to help prevent any loss of control, which could cause an accident or - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 37
Ambient temp./starter (choke) position 1 2 4 3 7. If the engine is started with the starter (choke) in position (1), the starter (choke) should be returned to position (2) to warm up the engine. If the engine is started with the starter (choke) in position (2), keep the starter (choke) in this - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 38
the ATV to a complete stop. 2. Shift from neutral to forward and vice versa by moving the drive select lever along the shift guide. TIP Make sure that the drive select lever is completely shifted into position. 4 1. 2. 3. 4. Neutral "N" Forward "F" Reverse "R" Drive select lever 6 3. Open the - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 39
to a complete stop. 2. Apply the parking brake. 3. Shift from neutral to reverse and vice versa by moving the drive select lever along the shift guide. TIP When in reverse, the reverse indicator light should come on. If the indicator light does not come on, have a Yamaha dealer check the electrical - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 40
ECB00220 EBU20742 NOTICE If any engine trouble should occur during the engine break-in period, immediately have a Yamaha dealer check the ATV. EBU30020 Parking on a slope EWB00831 Parking When parking the ATV, - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 41
recommend the use of accessories not sold by Yamaha or modifications not specifically recommended by Yamaha, even if sold and installed by a Yamaha dealer. Aftermarket parts, accessories, and modifications While you may find aftermarket products similar in design and quality to genuine Yamaha - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 42
G G Do not mount an accessory where it could interfere with your ability to control the ATV. Examples include (but are not limited to) a heavy or bulky object attached to the handlebars which could make steering difficult, an accessory that limits your ability to move around on the seat, or one - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 43
G G G G Ride more slowly than you would without a load. The more weight you carry, the slower you should go. Allow more braking distance. A heavier ATV takes longer to stop. Avoid making sharp turns unless at very slow speeds. Avoid hills and rough terrain. Choose terrain carefully. Added weight - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 44
EBU21132 RIDING YOUR ATV 7 7-1 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 45
Before you begin to ride, be sure you have read this Owner's Manual completely and understand the operation of the controls. Pay partic- G G WARNING not operate this ATV or allow anyone else to operate it without proper instruction. The risk of an accident is greatly increased if the operator does - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 46
niques described in this Owner's Manual. For more information about the training course, contact an authorized ATV dealer or call 1-800-887-2887. Riding your ATV requires skills acquired through practice - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 47
Apparel Always wear the following to reduce risk of injury in an accident: G Approved motorcycle helmet that fits properly G Eye protection (goggles, helmet face shield, or protective eyewear) G Over-the-ankle boots, gloves, long-sleeved shirt or jacket, and long pants An approved helmet and other - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 48
. Perform the pre-operation checks listed on page 5-1. Always follow the inspection and maintenance procedures and schedules described in the Owner's Manual. WARNING! Failure to inspect the ATV before operating it and to maintain it properly increases the possibility of an accident or equipment - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 49
(See page 4-4.) EWB01462 2 1 1. Adjusting screw 2. Locknut Loading and accessories Take extra precautions when driving with a load or trailer. Follow these instructions and always use common sense and good judgment when carrying cargo or towing a trailer. WARNING Improper loading or towing can - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 50
MAXIMUM LOADING LIMIT ATV loading limit (total weight of cargo, rider, accessories, and tongue): 105.0 kg (231 lb) Front carrier: 5.0 kg (11 lb) Rear carrier: 10.0 kg (22 lb) Drive more slowly than you would without a load. The more weight you carry, the slower you should go. Although conditions - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 51
this ATV should be genuine Yamaha or equivalent components designed for use on this ATV and should be installed and used according to instructions. If you have questions, consult an authorized ATV dealer. WARNING! Operating this ATV with improper modifications may cause changes in handling which in - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 52
To prevent burns, avoid touching the exhaust system. Park the ATV in a place where pedestrians or children are not likely to touch it. BE CAREFUL WHERE YOU RIDE This ATV is designed for off-road use only. WARNING! Paved surfaces may seriously affect handling and control of the ATV, and may cause - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 53
ATVs on public streets, roads and highways. WARNING! Never operate this ATV on any public street, road or highway, even a dirt or gravel one. You could collide with another vehicle. [EWB01031] ful when operating on unfamiliar terrain. Always be alert to changing terrain conditions when operating - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 54
Do not operate on rough, slippery, or loose terrain until you have learned and practiced the skills necessary to control the ATV on such terrain. Always be especially cautious on these kinds of terrain. WARNING! Failure to use extra care when operating on excessively rough, slippery, or loose - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 55
before trying more difficult terrain. Set the parking brake and follow the instruction on page 6-1 to start the engine. Once it has warmed up WARNING Always follow proper procedures for turning as described in this Owner's Manual. Practice turning at low speeds before attempting to turn at faster - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 56
turn to avoid tipping over. Remember: Avoid higher speeds until you are thoroughly familiar with the operation of your ATV. 1. Lean towards inside of turn. 2. Support your weight on the outer footboard. 7-13 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 57
loss of control. Use proper riding techniques described in this Owner's Manual. G Never operate the ATV on hills too steep for the ATV any hill until you have mastered the turning technique as described in the Owner's Manual on level ground. Be very careful when turning on any hill. Avoid crossing - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 58
7 Do not attempt to climb hills until you have mastered 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. To climb a hill, you need traction, - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 59
WARNING Going down a hill improperly could cause overturns or loss of control. Always follow proper procedures for going down hills as described in this Owner's Manual. G Always check the terrain carefully before you start down any hill. G Never operate the ATV on hills too steep for the ATV or for - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 60
hills or turning on hills could cause loss of control or cause the ATV to overturn. G Always follow proper procedures as described in the Owner's Manual. G Avoid hills with excessively slippery or loose surfaces. G Avoid crossing the side of a steep hill. 7-17 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 61
of the ATV. Never attempt to turn the ATV around on any hill until you have mastered the turning technique as described in the Owner's Manual on level ground. Be very careful when turning on any hill. Traversing a sloping surface on your ATV requires you to properly position your weight to - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 62
The ATV can be used to cross slow moving, shallow water of up to a maximum of 20 cm (8 in) in depth. Before entering the water, choose your path carefully. Enter where there is no sharp drop off, and avoid rocks or other obstacles which may be slippery or upset the ATV. Drive slowly and carefully. - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 63
ride over large obstacles, such as large rocks or fallen trees. When you go over obstacles, always follow proper procedures as described in the Owner's Manual. Riding over rough terrain should be done with caution. Look out for obstacles which could cause damage to the ATV or could lead to an - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 64
SLIDING AND SKIDDING EWB01662 7 WARNING Skidding or sliding improperly may cause you to lose control of this ATV. You may also regain traction unexpectedly, which may cause the ATV to overturn. G Learn to safely control skidding or sliding by practicing at low speeds and on level, smooth terrain. - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 65
avoided on extremely slippery surfaces such as ice, since all control may be lost. WHAT TO DO IF...This section is designed to be a reference guide only. Be sure to read each section on riding techniques completely. WHAT TO DO...G If your ATV doesn't turn when you want it to: Bring - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 66
G G 7 If your ATV is traversing a sloping surface: Be sure to ride with your weight positioned towards the uphill side of the ATV to maintain proper balance. If the ATV starts to tip, steer down the hill (if there are no obstacles in your way) to regain balance. If you discover that the ATV is - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 67
dealer perform the service. EWB02562 WARNING Brake discs, calipers, drums, and linings can become very hot during use. To avoid possible burns, let brake components cool before touching them. The intervals given in the periodic maintenance charts should be considered as a general guide under normal - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 68
the tools or experience required for a particular job, have a Yamaha dealer perform it for you. 1 3 2 8 1. Owner's manual 2. Low-pressure tire gauge 3. Owner's tool kit The service information included in this manual and the tools provided in the owner's tool kit are intended to assist you in the - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 69
EBU21743 Periodic maintenance chart for the emission control system TIP G For ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals. G For ATVs equipped with an odometer or an hour meter, follow the km (mi) or hours maintenance intervals. However, keep in mind - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 70
INITIAL NO. ITEM CHECK OR MAINTENANCE JOB Whichever comes first month km (mi) hours • Check for leakage and replace gasket(s) if necessary. • Check for looseness and tighten all screw clamps and joints if necessary. • Clean. 1 320 (200) 20 3 1300 (800) 80 6 EVERY 6 12 2500 2500 5000 (1600) (1600) - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 71
EBU21865 General maintenance and lubrication chart TIP G For ATVs not equipped with an odometer or an hour meter, follow the month maintenance intervals. G For ATVs equipped with an odometer or an hour meter, follow the km (mi) or hours maintenance intervals. However, keep in mind that if the ATV - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 72
INITIAL NO. ITEM CHECK OR MAINTENANCE JOB Whichever comes first month km (mi) hours 4 * Wheels • Check runout and for damage, and replace if necessary. • Check tread depth and for damage, and replace if necessary. • Check air pressure and balance, and correct if necessary. • Check for looseness or - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 73
INITIAL NO. ITEM CHECK OR MAINTENANCE JOB Whichever comes first month km (mi) hours 14 * Steering system • Check operation and repair or replace if damaged. • Check toe-in and adjust if necessary. • Change. • Check ATV for oil leakage, and correct if necessary. • Clean. • Change. • Check ATV for oil - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 74
EBU23061 TIP Some maintenance items need more frequent service if you are riding in unusually wet, dusty, sandy or muddy areas, or at full-throttle. 8 8-8 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 75
EWB00011 WARNING Indicates a hazardous situation which, if not avoided, could result in death or serious injury. EBU23213 1 Checking the spark plug The spark plug is an important engine component, which is easy to check. Since heat and deposits will cause any spark plug to slowly erode, the spark - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 76
ATV is ridden normally). TIP If the spark plug shows a distinctly different color, the engine could be operating improperly. Do not attempt to diagnose such problems yourself. Instead, have a Yamaha dealer check the ATV. 1. Spark plug gap Spark plug gap: 0.6-0.7 mm (0.024-0.028 in) 8-10 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 77
To install the spark plug 1. Clean the surface of the spark plug gasket and its mating surface, and then wipe off any grime from the spark plug threads. 2. Install the spark plug with the spark plug wrench, and then tighten it to the specified torque. Tightening torque: Spark plug: 13 Nm (1.3 m·kgf, - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 78
4. Insert the dipstick into the filler hole (without screwing it in), and then remove it again to check the oil level. 6. Insert the dipstick into the oil filler hole, and then tighten the engine oil filler cap. To change the engine oil 1. Place the ATV on a level surface. 2. Start the engine, warm - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 79
Tightening torque: Engine oil drain bolt: 32 Nm (3.2 m·kgf, 23 ft·lbf) 1 8. Refill with the specified amount of the recommended engine oil, and then install and tighten the engine oil filler cap. 4 3 1. 2. 3. 4. Engine oil drain bolt O-ring Compression spring Oil strainer 2 1 Recommended oil: - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 80
9. 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. 10. Turn the engine off, wait at least ten minutes, and then check the oil level and correct it if necessary. EBU27026 4 3 2 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 81
1 2 8. Install the transmission oil filler bolt and its gasket, and then tighten the bolt to the specified torque. Tightening torque: Transmission oil filler bolt: 23 Nm (2.3 m·kgf, 17 ft·lbf) To change the transmission oil 1. Place the ATV on a level surface. 2. Start the engine, warm it up for - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 82
2 1 1 Recommended transmission oil: See page 10-1. Oil quantity: 0.6 L (0.63 US qt, 0.53 Imp.qt) 7. Check the oil filler bolt gasket for damage, and replace it if necessary. 8. Install the oil filler bolt and its gasket, and then tighten the bolt to the specified torque. Tightening torque: - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 83
EBU2384B Cleaning the engine and V-belt case air filter elements Both air filter elements should be cleaned at the specified intervals in the periodic maintenance chart. Engine air filter element TIP There is a check hose at the bottom of the air filter case. If dust or water collects in this hose, - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 84
2 1 2 5 4 3 2 1 2 1. Air filter case cover 2. Screw 2 1. 2. 3. 4. 5. Screw Washer Sponge material Air filter element frame Air filter case cover 8 5. Remove the screw and washer shown, and then pull the sponge material off from the air filter element frame. 6. Wash the sponge material - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 85
7. Squeeze the excess solvent out of the sponge material and let it dry. NOTICE: Do not twist the sponge material when squeezing it. [ECB00441] 11. Install the washer and screw. NOTICE: Be sure to install the washer with its curved side facing outward as shown. [ECB00453] 1 1. Washer 8. Check - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 86
13. Connect the air filter case cover to the air filter joint. 14. Install the air filter case cover by installing the screws, and then tighten the air filter joint screw. 15. Install the breather hose. 16. Install the seat. TIP The air filter element should be cleaned every 20- 40 hours. It should - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 87
2 2 5. Remove the air filter case cover by removing the screw. 1 1. Panel 2. Quick fastener 1 2 1 1. Air filter case cover 2. Screw 4. Disconnect the coupler shown. 6. Remove the air filter element. 8 1 1. Coupler 8-21 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 88
1 1 1. Air filter element 1. Air filter element 8 7. Tap the air filter element lightly to remove most of the dust and dirt. Blow out the remaining dirt with compressed air as shown. 8. Check the air filter element and replace it if damaged. 9. Install the air filter element into the air filter - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 89
EBU27632 Cleaning the spark arrester Be sure the exhaust pipe and muffler are cool before cleaning the spark arrester. 1. Remove the tailpipe screws and their gasket. 3 4 2 1 1 1. 2. 3. 4. 1. Tailpipe screw Tailpipe screw Gasket Tailpipe Spark arrester 2. Remove the tailpipe by pulling it out - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 90
EWB02340 WARNING Do not start the engine when cleaning the spark arrester, otherwise it could cause injury to the eyes, burns, carbon monoxide poisoning, possibly leading to death, and start a fire. Always let the exhaust system cool prior to touching exhaust components. EBU30061 2 1 1 V-belt - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 91
Tightening torque: V-belt case drain screw: 7 Nm (0.7 m·kgf, 5.1 ft·lbf) EBU23940 EBU24000 Adjusting the engine idling speed The engine idling speed must be checked and, if necessary, adjusted as follows at the intervals specified in the periodic maintenance and lubrication chart. TIP A diagnostic - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 92
1 (b) (a) The throttle lever free play should measure 1.0- 3.0 mm (0.04-0.12 in) as shown. Periodically check the throttle lever free play and, if necessary, adjust it as follows. TIP The engine idling speed must be checked, and adjusted if necessary, before adjusting the throttle lever free play. - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 93
EBU29601 3 2 1 (b) Brakes Replacement of brake components requires professional knowledge. Brake service should be performed by a Yamaha dealer. EWB02571 (a) 4 WARNING Operating with improperly serviced or adjusted brakes could lead to a loss in braking ability and an accident. EBU24090 1. 2. - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 94
Front brake Rear brake 1 2 2 1 1. Wear limit line 2. Wear indicator 1. Wear limit line 2. Wear indicator EBU24374 8 Adjusting the front brake lever free play The brake lever free play must be checked and, if necessary, adjusted at the intervals specified in the periodic maintenance and - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 95
The brake lever free play should measure 5.0-8.0 mm (0.20-0.31 in) as shown. If the free play is incorrect, adjust it as follows. 1 2 1 2 2 1. Front carrier 2. Front carrier bolt 1. Brake lever free play 2. Remove the panel by removing the quick fasteners, and then pulling it upward as shown. - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 96
2 2 4. Remove the V-belt air filter element cover by removing the screw. 1 1. Panel 2. Quick fastener 1 2 1 1. V-belt air filter element cover 2. Screw 3. Disconnect the coupler shown. 8 1 5. Loosen the locknut and fully turn in the brake lever free play adjusting bolt at the brake lever. - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 97
2 1 2 1 a a=a' a' 1. Locknut 2. Brake lever free play adjusting bolt 1. Brake equalizer 2. Cable joint 6. Make sure the brake cable joint in the equalizer is straight when the brake is applied. If the cable joint isn't straight, loosen the locknuts, and then turn the adjusting nuts on the - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 98
7. Tighten the locknut on each brake cable. 8. Turn the brake lever free play adjusting bolt in direction (a) to increase the free play, and in direction (b) to decrease it. Tightening torque: Front carrier bolt: 7 Nm (0.7 m·kgf, 5.1 ft·lbf) EBU30440 Adjusting the rear brake lever free play (b) 2 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 99
1 1 2 (a) (b) 1. Brake lever free play 1. Loosen the locknut. 2. Turn the brake lever free play adjusting bolt in direction (a) to increase the free play, and in direction (b) to decrease it. 1. Locknut 2. Brake lever free play adjusting bolt 3. If the correct free play cannot be obtained as - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 100
(a) TIP When checking and adjusting the drive chain slack, there should be no weight on the ATV and all tires must be touching the ground. 2. Move the ATV back and forth to locate the tightest portion of the drive chain, and then measure the drive chain slack as shown. Drive chain slack: 30.0 mm - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 101
To adjust the drive chain slack 1. Place the ATV on a level surface. 2. Loosen the hub stopper bolt locknut and then the hub stopper bolt. 3. Loosen the axle holding bolts. the engine as well as other vital parts of the ATV and can lead to drive chain slippage or breakage. To prevent this from - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 102
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. ECB00561 8 NOTICE The drive chain must be lubricated after washing the ATV or riding in the rain or wet - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 103
essary. If a cable is damaged or does not move smoothly, have a Yamaha dealer check or replace it. 1 1 Recommended lubricant: Engine oil EWB02581 G 1. O-ring 2. Wipe the drive chain dry. 3. Thoroughly lubricate the drive chain with a special O-ring chain lubricant. NOTICE: Do not use engine oil - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 104
EBU28702 Checking and lubricating the front and rear brake levers The operation of the front and rear brake levers should be checked before each ride, and the lever pivots should be lubricated if necessary. Recommended lubricant: Lithium-soap-based grease Front brake lever Rear brake lever - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 105
Left side 1 1 EBU30380 Lubricating the lower arm pivots The lower arm pivots must be lubricated at the intervals specified in the periodic maintenance and lubrication chart. TIP For parts equipped with a grease nipple, use a grease gun. Recommended lubricant: Lithium-soap-based grease 1. Grease - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 106
EBU28823 EBU25092 Lubricating the front knuckle pivots The front knuckle pivots must be lubricated at the intervals specified in the periodic maintenance and lubrication chart. TIP For parts equipped with a grease nipple, use a grease gun. Recommended lubricant: Lithium-soap-based grease - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 107
EBU25129 Battery The battery is located under the seat. (See page 4-10.) A poorly maintained battery will corrode and discharge quickly. The electrolyte level, battery lead connections and breather hose routing should be checked before each ride and at the intervals specified in the periodic - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 108
must be off, and the negative lead must be disconnected before the positive lead. [ECB01001] 1 2 3 2 8 1 3 1. Battery 2. Battery breather hose 3. Guide 1. Battery 2. Negative battery lead (black) 3. Positive battery lead (red) 2. Remove the battery. G To store the battery If the ATV will not - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 109
G If the battery will be stored for more than two months, check the specific gravity of the electrolyte at least once a month and fully charge the battery whenever necessary. 1 2 ECB01100 3 NOTICE G Always keep the battery charged. Storing a discharged battery can cause permanent battery - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 110
EBU25263 ECB00640 Replacing the fuse NOTICE To prevent accidental short-circuiting, turn off the main switch when checking or replacing a fuse. 2 1 1. Fuse 2. Spare fuse 2. Remove the blown fuse, and then install a new fuse of the specified amperage. WARNING! Always use a fuse of the specified - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 111
1. Remove the cover at the rear of the headlight by pulling it off. 2 1 1 1. Headlight bulb holder cover 2. Headlight bulb holder 1. Cover at the rear of the headlight 2. Remove the headlight bulb holder cover by pulling it off. 3. Remove the headlight bulb holder by pushing it in and turning it - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 112
EBU25551 Adjusting a headlight beam ECB00690 NOTICE It is advisable to have a Yamaha dealer make this adjustment. To raise a headlight beam, turn the headlight beam adjusting screw in direction (a). To lower a headlight beam, turn the adjusting screw in direction (b). 1 1. Headlight bulb 8 6. - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 113
EBU25613 Replacing the tail/brake light bulb If the tail/brake light bulb burns out, replace it as follows. 1. Remove the tail/brake light bulb holder (together with the bulb) by turning it counterclockwise. 1 2 1. Tail/brake light bulb 2. Tail/brake light bulb holder 4. Install the bulb holder - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 114
1 TIP Tapered nuts are used for both the front and rear wheels. Install the nuts with their tapered side towards the wheel. 1 1. Wheel nut 8 3. Elevate the ATV and place a suitable stand under the frame. 4. Remove the nuts from the wheel. 5. Remove the wheel. 1. Tapered nut EBU25692 1 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 115
sparks in the area, including pilot lights from water heaters or furnaces. Troubleshooting Although Yamaha ATVs receive a thorough inspection before shipment from the factory, trouble may occur during operation. Any problem in the fuel, compression, or ignition systems, for example, can cause poor - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 116
EBU25791 Troubleshooting chart 1. Fuel There is enough fuel. Check the fuel level in the fuel tank. There is no fuel. Supply fuel. Check the compression. The engine - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 117
EBU25860 CLEANING AND STORAGE EBU25902 Cleaning Frequent, thorough cleaning of your ATV will not only enhance its appearance but will improve its general performance and extend the useful life of many components. 1. Before cleaning the ATV: a. Block off the end of the exhaust pipe to prevent water - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 118
presence of ammonia) and areas where strong chemicals are stored. [ECB00721] Long-term Before storing your ATV for several months: 1. Follow all the instructions in the "Cleaning" section of this chapter. 2. Turn the fuel cock lever to "OFF". 3. Drain the carburetor float chamber by loosening the - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 119
ly, turn the wheels a little every month in order to prevent the tires from becoming degraded in one spot. 8. Cover the muffler outlet with a plastic bag to prevent moisture from entering it. 9. Remove the battery and fully charge it. Store it in a cool, dry place and charge it once a month. Do not - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 120
single cylinder Displacement: 124 cm³ Bore × stroke: 49.0 × 66.0 mm (1.93 × 2.60 in) -20 -10 0 10 20 30 40 50 ˚C Recommended engine oil grade: API service SG type or higher, JASO standard MA 10-1 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 121
Engine oil quantity: Periodic oil change: 1.25 L (1.32 US qt, 1.10 Imp.qt) Transmission oil: Quantity: 0.6 L (0.63 US qt, 0.53 Imp.qt) Air filter: Air filter element: Wet element Fuel: Recommended fuel: Unleaded gasoline only Fuel tank capacity: 7.0 L (1.85 US gal, 1.54 Imp.gal) Fuel reserve - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 122
Manufacturer/model: DUNLOP/KT537A Operation: Right hand operation Loading: Maximum loading limit: 105.0 kg (231 lb) (Total weight of rider, cargo, accessories, and tongue) Rear brake: Type: Drum brake Operation: Left hand operation Tire air pressure (measured on cold tires): Recommended: Front: - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 123
Headlight: Bulb type: Krypton bulb Bulb voltage, wattage × quantity: Headlight: 12 V, 30.0/30.0 W × 2 Tail/brake light: 12 V, 5.0/21.0 W × 1 Neutral indicator light: 12 V, 1.7 W × 1 Reverse indicator light: 12 V, 1.7 W × 1 Fuses: Main fuse: 15.0 A 10 10-4 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 124
EBU25981 CONSUMER INFORMATION EBU26013 EBU26020 Identification numbers Record the key identification number, 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 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 125
1 1 1. Vehicle identification number 1. Model label EBU29662 TIP The vehicle identification number is used to identify your ATV. EBU26050 Model label The model label is affixed at the location in the illustration. Record the information on this label in the space provided. This information will - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 126
1 1. Vehicle Emission Control Information label 11 11-3 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 127
EBU26060 Noise regulation TAMPERING WITH NOISE CONTROL SYSTEM PROHIBITED: Federal law prohibits the following acts or the causing thereof: (1) The removal or rendering inoperative by any person other than for purposes of maintenance, repair, or replacement of any device or element of design - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 128
) 15000 (9600) 17500 (11200) 20000 (12800) 22500 (14400) 25000 (16000) hours 20 80 160 320 480 640 800 960 1120 1280 1440 1600 DATE OF SERVICE MILEAGE SERVICING DEALER NAME AND ADDRESS REMARKS 11 11-5 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 129
to: 1. Operate and maintain the ATV as specified in the appropriate owner's manual; 2. Give notice to an authorized Yamaha ATV dealer of any and all An inspection and registration fee will be charged for this service. EMISSION CONTROL SYSTEM WARRANTY Yamaha Motor Corporation, USA also warrants - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 130
specified in the Owner's and Service Manual. We do recommend, however, service, you must take it to any authorized Yamaha ATV dealer within the continental United States. Be sure to bring your warranty registration card or other valid proof of the original date of purchase. If a question or problem - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 131
no extra cost. TRIP gives you up to $250 reimbursement per occurrence for any reasonable expenses you incur because your Yamaha needs covered service: replacement vehicle rental, emergency towing, phone calls, even food and lodging when you are away from home. This superb coverage goes into effect - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 132
, contact Yamaha with your Primar y ID number (your frame number). We ' ll be happy to help you get the Y.E.S. coverage you need. Yamaha Service Marketing P.O. Box 6555 Cypress, CA 90630 11 WARNING Indicates a hazardous situation which, if not avoided, could result in death or serious injury. 11-9 - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 133
INDEX A Accessories and loading ...6-6 Air filter elements, engine and V-belt filter cleaning ...8-17 Engine, cold start ...6-1 Engine idling speed ...8-25 Engine oil ...5-3, 8-11 Engine, starting a warm ...6-2 Engine stop switch ...4-2 B Battery ...5-6, 8-41 Brake lever free play, adjusting the - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 134
...8-49 Troubleshooting chart ...8-50 V Valve clearance ...8-27 V-belt case drain screw ...8-24 Vehicle Emission Control Information label ...11-2 Vehicle identification number ...11-1 O Owner's manual and tool kit ...8-2 P Parking ...6-5 Parking brake ...4-5 Parking on a slope ...6-5 Part - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 135
Yamaha engineering teams that know your Yamaha from the inside out. Genuine Yamaha Service Manuals - Get the same factory manual for your vehicle that the technicians at your authorized Yamaha dealer use. Service manuals are available through your Yamaha dealer or you can order them directly through - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 136
control. with a passenger-passengers affect balance and steering and increase risk of losing control. LOCATE AND READ OWNER'S MANUAL. FOLLOW ALL INSTRUCTIONS AND WARNINGS. (For replacement manual, call 1-800-532-1558) NEVER operate: PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 2011.03-0.2×2 CR (E) - 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 137
- 2012 Yamaha Motorsports Grizzly 125 Automatic | Owners Manual - Page 138
This ATV should not be ridden by anyone under 16 years of age.
WARNING
OWNER’S MANUAL
1PY-28199-10
LIT-11626-25-03
YFM125GB
READ THIS MANUAL CAREFULLY!
It contains important safety information.