2021 YAMAHA YZ65 check transmission fluid

Table of contents
Location of important la bels ........... 1-1
Safety information ............................ 2-1
Description ....................................... 3-1
Left view ......................................... 3-1
Right view ....................................... 3-2
Controls and instruments ............... 3-3
Instrument an d control functions ... 4-1
Handlebar switch............................ 4-1
Clutch lever .................................... 4-1
Shift pedal ...................................... 4-2
Brake lever...................................... 4-2
Brake pedal .................................... 4-3
Fuel tank cap .................................. 4-3
Fuel ................................................. 4-4
Fuel tank breather hose.................. 4-6
Fuel cock ........................................ 4-7
Starter (choke) knob ....................... 4-7
Kickstarter ...................................... 4-8
Seat ................................................ 4-8
Adjusting the front fork ................... 4-9
Front fork bleeding ....................... 4-11
Adjusting the shock absorber assembly ................................... 4-12
Removable sidestand ................... 4-16
YPVS system ................................ 4-17
For your safety – pre-operation
checks ............................................... 5-1
Operation an d important ri din g
points ................................................ 6-1
Engine break-in .............................. 6-1
Starting and warming up a cold
engine ......................................... 6-3
Starting a warm engine .................. 6-3
Shifting ........................................... 6-4
Parking ........................................... 6-5
Perio dic maintenance an d
a d justment ........................................ 7-1
Periodic maintenance and lubrication chart .......................... 7-2
Checking the spark plug ................ 7-6 Transmission oil .............................. 7-7
Coolant ............................................ 7-8
Cleaning the air filter element ....... 7-10
Adjusting the carburetor ............... 7-12
Adjusting the engine idling
speed ......................................... 7-12
Adjusting the throttle grip free play ............................................ 7-13
Tires .............................................. 7-14
Spoke wheels ................................ 7-16
Adjusting the clutch lever free play ............................................ 7-16
Checking the brake lever free play ............................................ 7-17
Checking the shift pedal ............... 7-18
Checking the front and rear brake pads ................................. 7-18
Checking the brake fluid level ....... 7-19
Changing the brake fluid ............... 7-20
Drive chain slack ........................... 7-21
Cleaning and lubricating the drive chain ................................. 7-22
Checking and lubricating the
cables ........................................ 7-23
Checking and lubricating the throttle grip and cable ............... 7-23
Checking and lubricating the brake and clutch levers ............. 7-24
Checking and lubricating the
brake pedal ................................ 7-24
Lubricating the rear suspension.... 7-25
Lubricating the swingarm pivots ... 7-25
Checking the front fork ................. 7-26
Checking the steering ................... 7-26
Checking the wheel bearings ........ 7-27
Supporting the motorcycle ........... 7-27
Front wheel ................................... 7-28
Rear wheel .................................... 7-29
Troubleshooting ............................ 7-30
Troubleshooting chart ................... 7-31
Motorcycle care an d stora ge .......... 8-1
Matte color caution ......................... 8-1
Care................................................. 8-1
Storage............................................ 8-4
UBR882E0.book Page 1 Wednesd ay, February 26, 2020 11:39 AM

For your safety – pre-operation checks
5-1
5
EAU63441
Inspect your vehicle each time you use it to make sure the vehicle is in safe oper-
ating condition. Always follow the inspection and maintenance procedures and
schedules described in the Owner’s Manual.
WARNING
EWA11152
Failure to inspect or maintain the vehicle properly increases the possibility
of an acci dent or equipment d amage. Do not operate the vehicle if you fin d
any pro blem. If a pro blem cannot be correcte d b y the proce dures provi ded
in this manual, have the vehicle inspecte d b y a Yamaha dealer.
Before using this vehicle, check the following points:
ITEM CHECKSPAGE
Fuel • Check fuel level in fuel tank.
• Always use a fresh mixture of gasoline and oil.
• Check fuel line for leakage.
• Check fuel tank breather hose for obstructions, cracks
or damage, and check hose connection. 4-4, 4-6
Transmission oil • Check for leakage. 7-7
Coolant • Check coolant level.
• If necessary, add recommended coolant to specified
level.
• Check cooling system for leakage. 7-8
Front brake • Check operation.
• If soft or spongy, have Yamaha dealer bleed hydraulic
system.
• Check brake pads for wear.
• Replace if necessary.
• Check fluid level in reservoir.
• If necessary, add specified brake fluid to specified level.
• Check hydraulic system for leakage. 7-18,
7-19
Rear brake • Check operation.
• If soft or spongy, have Yamaha dealer bleed hydraulic
system.
• Check brake pads for wear.
• Replace if necessary.
• Check fluid level in reservoir.
• If necessary, add specified brake fluid to specified level.
• Check hydraulic system for leakage. 7-18,
7-19
Clutch • Check operation.
• Lubricate cable if necessary.
• Check lever free play.
• Adjust if necessary. 7-16
Throttle grip • Make sure that operation is smooth.
• Check throttle grip free play.
• If necessary, adjust throttle grip free play. 7-13,
7-23
UBR882E0.book Page 1 Wednesd ay, February 26, 2020 11:39 AM

11-1
11
Index
A
Air filter element, cleaning .................... 7-10
B
Brake and clutch levers, checking and
lubricating .......................................... 7-24
Brake fluid, changing ........................... 7-20
Brake fluid level, checking ................... 7-19
Brake lever ............................................. 4-2
Brake lever free play, checking ............ 7-17
Brake pedal ............................................ 4-3
Brake pedal, checking and lubricating .......................................... 7-24
C
Cables, checking and lubricating ......... 7-23
Carburetor, adjusting ........................... 7-12
Care ........................................................ 8-1
Clutch lever ............................................ 4-1
Clutch lever free play, adjusting ........... 7-16
Coolant ................................................... 7-8
D
Drive chain, cleaning and lubricating ... 7-22
Drive chain slack .................................. 7-21
E
Engine break-in ...................................... 6-1
Engine idling speed .............................. 7-12
Engine overheating............................... 7-32
Engine serial number............................ 10-1
Engine, starting a warm ......................... 6-3
Engine stop switch ................................. 4-1
F
Front and rear brake pads, checking ... 7-18
Front fork, adjusting ............................... 4-9
Front fork, bleeding .............................. 4-11
Front fork, checking ............................. 7-26
Fuel......................................................... 4-4
Fuel cock ................................................ 4-7
Fuel tank breather hose ......................... 4-6
Fuel tank cap.......................................... 4-3
H
Handlebar switch ................................... 4-1
I
Identification numbers.......................... 10-1
K
Kickstarter .............................................. 4-8
L
Labels, location ...................................... 1-1
M
Matte color, caution ............................... 8-1
P
Parking ................................................... 6-5 Part locations .......................................... 3-1
Periodic maintenance and lubrication
chart ..................................................... 7-2
R
Rear suspension, lubricating ................ 7-25
S
Safety defects, reporting (For CANADA customers) .......................................... 10-2
Safety information................................... 2-1
Seat......................................................... 4-8
Shifting .................................................... 6-4
Shift pedal............................................... 4-2
Shift pedal, checking ............................ 7-18
Shock absorber assembly, adjusting ... 4-12
Sidestand .............................................. 4-16
Spark plug, checking .............................. 7-6
Specifications ......................................... 9-1
Starter (choke) knob ............................... 4-7
Starting and warming up a cold engine ................................................... 6-3
Steering, checking ................................ 7-26
Storage ................................................... 8-4
Supporting the motorcycle ................... 7-27
Swingarm pivots, lubricating ................ 7-25
T
Throttle grip and cable, checking and lubricating ........................................... 7-23
Throttle grip free play, adjusting ........... 7-13
Tires ...................................................... 7-14
Transmission oil ...................................... 7-7
Troubleshooting .................................... 7-30
Troubleshooting chart........................... 7-31
V
Vehicle identification number ............... 10-1
W
Wheel bearings, checking..................... 7-27
Wheel (front).......................................... 7-28
Wheel (rear) ........................................... 7-29
Wheels .................................................. 7-16
Y
YPVS system ........................................ 4-17
UBR882E0.book Page 1 Wednesd ay, February 26, 2020 11:39 AM