Yamaha CYGNUS X Owner'S Manual Download Page 64

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PERIODIC MAINTENANCE AND MINOR REPAIR

6-29

EAUT1980

Troubleshooting chart

WARNING

EWA10840

Keep away open flames and do not smoke while checking or working on the fuel system.

Check the fuel level in
the fuel tank.

1. Fuel

There is enough fuel.

There is no fuel.

Check the compression.

Supply fuel.

The engine does not start.
Check the compression.

Operate the electric starter.

2. Compression

There is compression.

There is no compression.

Check the ignition.

Have a Yamaha dealer
check the vehicle.

Remove the spark plug
and check the electrodes.

3. Ignition

Wipe off with a dry cloth and correct the
spark plug gap, or replace the spark plug.

Have a Yamaha dealer check the vehicle.

The engine does not start.
Have a Yamaha dealer
check the vehicle.

The engine does not start.
Check the battery.

Operate the electric starter.

4. Battery

The engine turns over
quickly.

The engine turns over
slowly.

The battery is good.

Check the battery lead connections,
and charge the battery if necessary.

Dry

Wet

Operate the electric starter.

Summary of Contents for CYGNUS X

Page 1: ...OWNER S MANUAL 4P9 F8199 E0 XC125 2006 08 10 15 24 ...

Page 2: ...2006 07 24 18 07 ...

Page 3: ...Yamaha a reputation for dependability hly so as to enjoy all advantages of your CYGNUS X The owner s manual pect and maintain your scooter but also in how to safeguard yourself and help keep your scooter in the best possible condition If you have any fur maha dealer easant rides So remember to put safety first ...

Page 4: ...crepancies between your scooter and rning this manual please consult your Yamaha dealer EWA12410 ND COMPLETELY BEFORE OPERATING THIS SCOOTER without notice Symbol means ATTENTION BECOME ALERT YOUR SAFETY IS WARNING instructions could result in severe injury or death to the a bystander or a person inspecting or repairing the scooter ates special precautions that must be taken to avoid damage to key...

Page 5: ...N EAUT1390 CYGNUS X OWNER S MANUAL y Yamaha Motor Taiwan Co Ltd edition September 2006 All rights reserved printing or unauthorized use ut the written permission of aha Motor Taiwan Co Ltd s expressly prohibited Printed in Taiwan ...

Page 6: ...cking the front brake fluid level 6 18 Changing the brake fluid 6 19 Checking and lubricating the cables 6 19 Checking and lubricating the throttle grip and cable 6 20 Lubricating the front and rear brake levers 6 20 Checking and lubricating the centerstand and sidestand 6 20 Checking the front fork 6 21 Checking the steering 6 21 Checking the wheel bearings 6 22 Battery 6 22 Replacing the fuses 6...

Page 7: ...TABLE OF CONTENTS ...

Page 8: ...id riding in another motorist s blind spot Many accidents involve inexperi enced operators In fact many op erators who have been involved in accidents do not even have a cur rent driver s license Make sure that you are qualified and that you only lend your scooter to other qualified opera tors Know your skills and limits Staying within your limits may help you to avoid an accident We recommend tha...

Page 9: ...d feet ssengers should also observe e above precautions cations ations made to this scooter not approved by Yamaha or the removal of original equipment may render the scooter unsafe for use and may cause severe personal injury Modifications may also make your scooter illegal to use Loading and accessories Adding accessories or cargo to your scooter can adversely affect stability and handling if th...

Page 10: ...ight as possible and hould be kept to a minimum Bulky or large accessories may eriously affect the stability of he scooter due to aerodynamic effects Wind may attempt to lift the scooter or the scooter may become unstable in cross winds These accessories may also cause instability when passing or being passed by large vehicles Certain accessories can dis place the operator from his or her normal r...

Page 11: ...into your es see your doctor immediate If any gasoline spills on your n or clothing immediately wash e affected area with soap and ter and change your clothes EAU10371 Further safe riding points Be sure to signal clearly when making turns Left turn Right turn Braking can be extremely difficult on a wet road Avoid hard braking because the scooter could slide ZAUM00 ZAUM00 ...

Page 12: ...1 5 ...

Page 13: ...SAFETY INFORMATION 1 6 1 ...

Page 14: ...2 1 EAU10410 4 3 2 5 ...

Page 15: ...DESCRIPTION 2 2 2 3 4 5 6 7 8 9 EAU10420 4 3 2 ...

Page 16: ...2 3 EAU10430 4 3 5 6 7 ...

Page 17: ...steering rn the handlebars all the way to the left 2 Push the key in from the OFF po sition and then turn it to LOCK while still pushing it 3 Remove the key To unlock the steering Push the key in and then turn it to OFF while still pushing it WARNING EWA10060 Never turn the key to OFF or LOCK while the vehicle is moving otherwise the electrical systems will be switched off which may result in loss...

Page 18: ... close EAU11003 Indicator and warning lights EAU11020 Turn signal indicator light This indicator light flashes when the turn signal switch is pushed to the left or right EAU11080 High beam indicator light This indicator light comes on when the high beam of the headlight is switched on le cover lever 1 1 High beam indicator light 2 Turn signal indicator light 3 Engine trouble warning light ZAUM00 R...

Page 19: ...ical cir EAUT1952 Multi function display WARNING EWA14430 Be sure to stop the vehicle before making any setting changes to the multi function display The multi function display is equipped with the following an odometer which shows the to tal distance traveled dometer RESET SELECT 1 1 Tripmeter 2 Oil change indicator 3 Odometer 4 Fuel meter 5 RESET button 6 SELECT button 7 Clock ZAUM00 RESET SELEC...

Page 20: ...r the SELECT button hasn t been pushed within 10 seconds the oil change tripmeter will keep counting and ODO will be displayed Oil change indicator Oil change indicator This indicator flashes at the initial 1000 km 600 mi then at every 3000 km 1800 mi thereafter to indicate that the engine oil should be changed After changing the engine oil reset the oil change tripmeter If the engine oil is chang...

Page 21: ...ay seg of the fuel meter disappear to E Empty as the fuel level ses When starts flashing as soon as possible When the urned to ON all of the display nts of the fuel meter will appear w seconds and then shown ac l level EAU12347 Handlebar switches Left 1 Dimmer switch 2 Turn signal switch 3 Horn switch ZAUM00 3 1 2 ...

Page 22: ...lying the front or rear brake to e engine with the starter ON ECA10050 ge 5 1 for starting instruc rior to starting the engine EAU12900 Front brake lever The front brake lever is located on the right handlebar grip To apply the front brake pull this lever toward the handle bar grip 1 Front brake lever ZAUM00 1 ...

Page 23: ...se the fuel tank cap sh the fuel tank cap into position h the key inserted in the lock rn the key counterclockwise to e original position remove it and en close the lock cover el tank cap cannot be closed un less the key is in the lock In addition the key cannot be removed if the cap is not properly closed and locked WARNING EWA11090 Make sure that the fuel tank cap is properly closed before ridin...

Page 24: ... to internal engine parts s the valves and piston rings as to the exhaust system amaha engine has been de to use regular unleaded gaso h a research octane number of gher If knocking or pinging oc e a gasoline of a different brand ium unleaded fuel Use of un leaded fuel will extend spark plug life and reduce maintenance costs mmended fuel GULAR UNLEADED GASOLINE LY ank capacity L 1 96 US gal 1 63 I...

Page 25: ...ce EAUT1502 Seat To open the seat 1 Place the scooter on the center stand 2 Insert the key into the main switch and then turn it counterclockwise to the first OPEN position If the main switch is in the LOCK posi tion turn the key counterclockwise to the second OPEN position NOTE Do not push inward when turning the key from OFF to OPEN or from LOCK to OPEN 3 Fold the seat up tarter 1 ZAUM00 ...

Page 26: ...ge compartment is locat ed under the seat See page 3 9 CAUTION ECAT1030 Keep the following points in mind when using the storage compart ment Since the storage compartment accumulates heat when ex posed to the sun do not store anything susceptible to heat in side it To avoid humidity from spread ing through the storage com partment wrap wet articles in a plastic bag before storing them storage com...

Page 27: ...em ARNING EWA10240 hicle must not be ridden with destand down or if the side cannot be properly moved up or does not stay up otherwise the sidestand could contact the ground and distract the operator resulting in a possible loss of control Yamaha s ignition circuit cut off system has been designed to assist the operator in fulfilling the respon sibility of raising the sidestand be fore starting of...

Page 28: ...L FUNCTIONS 3 12 he key on e sidestand up he start switch while applying of the brake levers The engine will e sidestand down engine stalls destand switch is OK ...

Page 29: ...as a result of exposure to the elements Any damage fluid leakage or loss ces Therefore it is very important in addition to a thorough visual inspec e he vehicle is used Such an inspection can be accomplished in a very short n worth the time involved EWA11150 ot working properly have it inspected and repaired before operating ...

Page 30: ... 11 ve Yamaha dealer bleed hydraulic system or wear y eservoir commended brake fluid to specified level tem for leakage 6 17 6 18 cessary y 6 16 6 17 ation is smooth ay amaha dealer adjust cable free play and lubricate cable 6 14 6 20 and tread depth 6 14 6 16 ation is smooth ing points if necessary 6 20 ...

Page 31: ...RE OPERATION CHECKS 4 3 2 3 4 5 6 7 8 9 ration is smooth ecessary 6 20 nuts bolts and screws are properly tightened y y ignition circuit cut off system e have Yamaha dealer check vehicle 3 11 CHECKS PAGE ...

Page 32: ... light come on for a few seconds o off If the warning light does off have a Yamaha dealer he electrical circuit se the throttle completely 3 Start the engine by pushing the start switch while applying the front or rear brake NOTE If the engine does not start release the start switch wait a few seconds and then try again Each starting attempt should be as short as possible to pre serve the battery ...

Page 33: ...ultaneously while gradually in creasing the pressure WARNING EWA10300 Avoid braking hard or suddenly especially when leaning over to one side otherwise the scooter may skid or overturn Railroad crossings streetcar rails iron plates on road con struction sites and manhole covers become extremely slip pery when wet Therefore slow down when approaching such areas and cross them with cau tion Keep in ...

Page 34: ...f operation stop the and then let it cool for five to ten e engine speed from time to o not operate the engine at one tle position 150 500 km 90 300 mi Avoid prolonged operation above 1 2 throttle Rev the engine freely through the gears but do not use full throttle at any time 500 1000 km 300 600 mi Avoid prolonged operation above 3 4 throttle CAUTION ECA10350 After 1000 km 600 mi of operation the...

Page 35: ...RATION AND IMPORTANT RIDING POINTS 5 4 2 3 4 5 6 7 8 9 ...

Page 36: ...the storage compartment under the seat See page 3 9 The service information included in this manual and the tools provided in the owner s tool kit are intended to assist you in the performance of preventive maintenance and minor repairs How ever additional tools such as a torque wrench may be necessary to perform certain maintenance work correctly NOTE If you do not have the tools or experi ence r...

Page 37: ...ODIC MAINTENANCE AND MINOR REPAIR 6 2 2 3 4 5 6 7 8 9 ...

Page 38: ...0 km rmed by a Yamaha dealer as they require special tools data and technical MAINTENANCE JOB ODOMETER READING 1000 km ANNUAL CHECK 1 6 12 18 24 um hoses for cracks or damage ce d level and vehicle for fluid leak Whenever worn to the limit adjust brake lever free play s Whenever worn to the limit damage Every 4 years damage ...

Page 39: ...soap based grease Every 24000 km uts bolts and screws are properly d for oil leakage d shock absorber for oil leakage peed 6 9 vehicle for oil leakage Every 3000 km leakage Every 18000 km d free play able free play if necessary e grip housing and cable MAINTENANCE JOB ODOMETER READING 1000 km ANNUAL CHECK 1 6 12 18 24 ...

Page 40: ...t or dusty areas the brake fluid level nents of the brake master cylinder and caliper and change the brake fluid and if cracked or damaged valve reed valve and hose for ed parts if necessary m MAINTENANCE JOB ODOMETER READING 1000 km ANNUAL CHECK 1 6 12 18 24 ...

Page 41: ...inal position en install the screws B ove the panel e the screws and then take the ff To install the panel Place the panel in the original position and then install the screws Panel C To remove the panel Remove the screws and then take the panel off l A w 1 2 8 1 Panel B 2 Screw ZAUM00 1 2 2 ...

Page 42: ... Since heat and deposits will cause any spark plug to slowly erode the spark plug should be removed and checked in accordance with the periodic mainte nance and lubrication chart In addition the condition of the spark plug can re veal the condition of the engine To remove the spark plug 1 Remove panel C See page 6 6 2 Remove the spark plug cap 3 Remove the spark plug as shown with the spark plug w...

Page 43: ...lug wrench and then tight it to the specified torque ue wrench is not available when g a spark plug a good estimate of the correct torque is 1 4 1 2 turn past finger tight However the spark plug should be tightened to the speci fied torque as soon as possible 4 Install the spark plug cap 5 Install the panel k plug gap k plug gap 7 0 8 mm 0 028 0 031 in tening torque ark plug 13 Nm 1 3 m kgf 9 4 ft...

Page 44: ... filler e and then tighten the oil filler p To change the engine oil and clean the oil strainer 1 Start the engine warm it up for several minutes and then turn it off 2 Place an oil pan under the engine to collect the used oil 3 Remove the engine oil filler cap and drain bolts to drain the oil from the crankcase CAUTION ECA10410 When removing the engine oil drain bolt the O ring spring and oil str...

Page 45: ... for several minutes while checking it for oil leakage If oil is leaking im mediately turn the engine off and check for the cause 9 Turn the engine off and then check the oil level and correct it if necessary 10 Reset the oil change tripmeter See page 3 2 for reset proce dures NOTE If the engine oil is changed before the oil change indicator flashes i e before the periodic oil change interval has ...

Page 46: ...1310 Make sure that no foreign mate rial enters the final transmission case Make sure that no oil gets on the tire or wheel 7 Check the final transmission case for oil leakage If oil is leaking check for the cause ransmission oil filler cap ransmission oil drain bolt ening torque al transmission oil drain bolt 23 Nm 2 3 m kgf 16 6 ft lbf 1 1 Recommended final transmission oil See page 8 1 Oil quan...

Page 47: ...se The engine should never be op erated without the air filter ele ment installed otherwise the piston s and or cylinder s may become excessively worn 6 Install the air filter case cover by in stalling the screws Cleaning the air filter check hoses 1 Check the hoses on the front and rear side of the air filter case for ac cumulated dirt or water 2 If dirt or water is visible remove the hoses clean...

Page 48: ...t twist it ply oil of the recommended type he entire surface of the sponge terial and then squeeze the ex s oil out NOTE The air filter element should be wet but not dripping 5 Insert the element into the air filter case 6 Install the filter element holder by installing the screw 7 Install the V belt air filter case cov er by installing the screws case air filter element Recommended oil Yamaha foa...

Page 49: ...nce durabil ity and safe operation of your vehicle note the following points regarding the specified tires Tire air pressure The tire air pressure should be checked and if necessary adjusted before each ride WARNING EWA10500 The tire air pressure must be checked and adjusted on cold tires i e when the temperature of the tires equals the ambient temperature The tire air pressure must be ad justed i...

Page 50: ...re each ride If the center tread depth reaches the specified limit if the tire has a nail or glass fragments in it or if the sidewall is cracked have a Yamaha dealer re place the tire immediately NOTE The tire tread depth limits may differ from country to country Always comply with the local regulations Tire information This model is equipped with tubeless tires ead depth dewall 1 2 Minimum tire t...

Page 51: ...ged or replaced An balanced wheel can result in or performance adverse han ng characteristics and a short ed tire life de at moderate speeds after anging a tire since the tire sur ce must first be broken in for it develop its optimal characteris s EAU22170 Adjusting the rear brake lever free play The brake lever free play should mea sure 10 20 mm 0 39 0 79 in as shown Periodically check the brake ...

Page 52: ...n to the point that the wear indicator groove has almost disap peared have a Yamaha dealer replace the brake pads as a set EAU22540 Rear brake shoes The rear brake is provided with a wear indicator which allows you to check the brake shoe wear without having to dis assemble the brake To check the brake shoe wear check the position of the wear indicator while applying the brake If a brake shoe has ...

Page 53: ...only the recommended quality brake fluid otherwise the rubber seals may deteriorate causing leakage and poor braking perfor mance Refill with the same type of brake fluid Mixing fluids may result in a harmful chemical reaction and lead to poor braking performance Be careful that water does not en ter the master cylinder when refill ing Water will significantly lower the boiling point of the fluid ...

Page 54: ...ery four ars EAU23100 Checking and lubricating the cables The operation of all control cables and the condition of the cables should be checked before each ride and the ca bles and cable ends should be lubricat ed if necessary If a cable is damaged or does not move smoothly have a Yamaha dealer check or replace it WARNING EWA10720 Damage to the outer sheath may in terfere with proper cable operati...

Page 55: ...the centerstand and sidestand The operation of the centerstand and sidestand should be checked before each ride and the pivots and met al to metal contact surfaces should be lubricated if necessary WARNING EWA10740 If the centerstand or sidestand does not move up and down smoothly have a Yamaha dealer check or re pair it ommended lubricant hium soap based grease all pur se grease Recommended lubri...

Page 56: ...ust be checked as fol lows at the intervals specified in the pe riodic maintenance and lubrication chart 1 Place a stand under the engine to raise the front wheel off the ground WARNING EWA10750 Securely support the vehicle so that there is no danger of it falling over 2 Hold the lower ends of the front fork legs and try to move them for ward and backward If any free play can be felt have a Yamaha...

Page 57: ... a Yamaha dealer check eel bearings EAUT1853 Battery This model is equipped with a sealed type MF battery which does not require any maintenance There is no need to check the electrolyte or to add distilled water NOTE The battery is located behind panel D See page 6 6 WARNING EWA10760 Electrolyte is poisonous and dangerous since it contains sul furic acid which causes severe burns Avoid any contac...

Page 58: ...ke sure that battery leads are properly con cted to the battery terminals ON ECAT1051 ways keep the battery arged Storing a discharged tery can cause permanent tery damage charge a sealed type MF tery a special constant volt e battery charger is required ng a conventional battery arger will damage the battery ou do not have access to a sealed type MF battery charg er have a Yamaha dealer charge yo...

Page 59: ...e damage to the electrical system and possibly a fire After removing and installing the main fuse be sure to turn the main switch from ON to OFF three times in 3 seconds intervals to initialize the idle speed control system 3 Turn the key to ON and turn on the electrical circuit in question to check if the device operates up fuse on fuse aling system fuse ht fuse light fuse 1 2 3 4 5 6 Specified f...

Page 60: ...e the defective b WARNING EWA10790 Headlight bulbs get very hot There fore keep flammable products away from a lit headlight bulb and do not touch the bulb until it has cooled down 5 Place a new headlight bulb into po sition and then secure it with the bulb holder CAUTION ECA10660 Do not touch the glass part of the headlight bulb to keep it free from oil otherwise the transparency of the glass the...

Page 61: ...center and move panel A See page 6 6 move the socket together with e bulb by turning it counter ckwise move the defective bulb by shing it in and turning it counter ckwise 5 Insert a new bulb into the socket push it in and then turn it clock wise until it stops 6 Install the socket together with the bulb by turning it clockwise 7 Install the panel signal light bulb et 1 2 ...

Page 62: ...light lens by in ling the screws ON ECA10680 overtighten the screws oth the lens may break EAUT1962 Replacing an auxiliary light bulb This model is equipped with two auxil iary lights If an auxiliary light bulb burns out replace it as follows 1 Remove panel B See page 6 6 2 Remove the auxiliary light socket together with the bulb by turning it counterclockwise 3 Remove the defective bulb by pull i...

Page 63: ...e can cause poor starting and power ollowing troubleshooting chart ents a quick and easy procedure cking these vital systems your owever should your scooter re ny repair take it to a Yamaha whose skilled technicians have cessary tools experience and ow to service the scooter prop nly genuine Yamaha replace arts Imitation parts may look like a parts but they are often inferi e a shorter service lif...

Page 64: ...on Check the ignition Have a Yamaha dealer check the vehicle y cloth and correct the r replace the spark plug dealer check the vehicle The engine does not start Have a Yamaha dealer check the vehicle The engine does not start Check the battery The battery is good Check the battery lead connections nd charge the battery if necessary Operate the electric starter ...

Page 65: ...orn dirt e oil burnt onto the crankcase h a degreasing agent and a ush but never apply such prod ucts onto seals gaskets and wheel axles Always rinse the dirt and de greaser off with water Cleaning CAUTION ECA10780 Avoid using strong acidic wheel cleaners especially on spoked wheels If such products are used on hard to remove dirt do not leave the cleaner on the af fected area any longer than in s...

Page 66: ...use warm water since it in s the corrosive action of the salt 2 Apply a corrosion protection spray on all metal including chrome and nickel plated surfaces to prevent corrosion After cleaning 1 Dry the scooter with a chamois or an absorbing cloth 2 Use a chrome polish to shine chrome aluminum and stain less steel parts including the ex haust system Even the thermally induced discoloring of stain l...

Page 67: ...r covering it with a tarp while it is still wet will allow water and humidity to seep in and cause rust To prevent corrosion avoid damp cellars stables because of the presence of ammonia and areas where strong chemi cals are stored Long term Before storing your scooter for several months 1 Follow all the instructions in the Care section of this chapter 2 Fill up the fuel tank and add fuel stabiliz...

Page 68: ... little every nth in order to prevent the tires m becoming degraded in one ot ver the muffler outlet with a stic bag to prevent moisture m entering it move the battery and fully arge it Store it in a cool dry ce and charge it once a month not store the battery in an ex sively cold or warm place less n 0 C 30 F or more than 30 90 F For more information storing the battery see page 2 any necessary r...

Page 69: ...US gal 1 63 Imp gal Fuel injector Manufacturer AISAN Model quantity 4P91 01 1 Spark plug s Manufacturer model NGK CR7E Spark plug gap 0 7 0 8 mm 0 028 0 031 in Clutch Clutch type Dry centrifugal automatic Transmission Primary reduction system Helical gear Primary reduction ratio 38 13 2 923 Secondary reduction system Helical gear Secondary reduction ratio 40 12 3 333 Transmission type V belt autom...

Page 70: ...ing shock absorber type Coil spring oil damper Wheel travel 95 5 mm 3 76 in Electrical system Ignition system Transistorized coil ignition digital Charging system AC magneto Battery Model MF YT7B BS Voltage capacity 12 V 6 5 Ah Headlight Bulb type Halogen bulb Bulb voltage wattage quantity Headlight 12 V 60 W 55 0 W 1 Tail brake light 12 V 5 0 W 21 0 W 1 Front turn signal light 12 V 10 0 W 2 Rear ...

Page 71: ...SPECIFICATIONS 8 3 2 3 4 5 6 7 8 9 ...

Page 72: ...e when ordering a new EAU26410 Vehicle identification number The vehicle identification number is stamped into the frame NOTE The vehicle identification number is used to identify your vehicle and may be used to register it with the licensing authority in your area entification number 1 1 Vehicle identification number ZAUM00 1 ...

Page 73: ...CONSUMER INFORMATION 9 2 2 3 4 5 6 7 8 9 ...

Page 74: ...check 3 12 ug checking 6 7 ations 8 1 Speedometer 3 3 Starting off 5 2 Starting the engine 5 1 Start switch 3 6 Steering checking 6 21 Storage 7 3 Storage compartments 3 10 T Tail brake light bulb or rear turn signal light bulb replacing 6 27 Throttle cable free play checking 6 14 Throttle grip and cable checking and lubricating 6 20 Tires 6 14 Tool kit 6 1 Troubleshooting 6 28 Troubleshooting cha...

Page 75: ...1 2 3 4 5 6 7 8 9 2006 07 24 18 10 ...

Page 76: ...MAHA MOTOR TAIWAN CO LTD PRINTED IN TAIWAN 2006 09 0 8 1 E 2006 08 10 16 50 ...

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