2012 YAMAHA WR 450F brake

TABLE OF CONTENTSSAFETY INFORMATION .................. 1-1
DESCRIPTION .................................. 2-1
Left view .......................................... 2-1
Right view ........................................ 2-2
Controls and instrument s................. 2-3
INSTRUMENT AND CONTROL
FUNCTIONS ....................................... 3-1
Main switch ..................................... 3-1
Indicator lights and warning
lights ............................................ 3-1
Multi-function display ...................... 3-2
Handlebar switches ........................ 3-7
Clutch lever ..................................... 3-8
Shift pedal ...... ............................. .... 3-8
Brake lever ..................................... 3-8
Brake pedal .................................... 3-9
Fuel tank cap .................................. 3-9
Fuel ............................................... 3-10
Fuel tank breather hose ................ 3-11
Catalytic converter ........................ 3-11
Starter knob .................................. 3-12
Kickstarter ...... ............................. .. 3-12
Steering lock ................................. 3-13
Seat .............................................. 3-13
Adjusting the front fork .................. 3-14
Front fork bleeding ........................ 3-15
Adjusting the shock absorber assembly ................................... 3-16
Sidestand ...................................... 3-18 Ignition circuit cut-o
ff system ........ 3-19
FOR YOUR SAFETY –
PRE-OPERATION CHECKS ............. 4-1
OPERATION AND IMPORTANT
RIDING POINTS ................................. 5-1
Starting a cold engine .................... 5-1
Starting a warm engine .................. 5-2
Shifting ........................................... 5-3
Tips for reducing fuel
consumption ............................... 5-3
Engine break-in .............................. 5-4
Parking ........................................... 5-5
PERIODIC MAINTENANCE AND
ADJUSTMENT ................................... 6-1
Owner’s tool kit ............................... 6-2
Periodic maintenance chart for the emission control system ............. 6-3
General maintenance and lubrication chart .......................... 6-4
Removing and installing the
panel ........................................... 6-7
Checking the spark plug ................. 6-7
Engine oil and oil filter element ...... 6-8
Coolant ......................................... 6-12
Cleaning the air filter element
and check hose ......................... 6-14
Adjusting the engine idling speed ........................................ 6-17 Checking the throttle grip free
play ............................................ 6-17
Valve clearance ............................ 6-18
Tires .............................................. 6-18
Spoke wheels ............................... 6-20
Adjusting the clutch lever free play ............................................ 6-20
Checking the brake lever free
play ............................................ 6-21
Checking the shift pedal ............... 6-22
Brake light switches ...................... 6-22
Checking the front and rear brake pads ................................. 6-22
Checking the brake fluid level ....... 6-23
Changing the brake fluid ............... 6-24
Drive chain slack ........................... 6-24
Cleaning and lubricating the
drive chain ................................. 6-26
Checking and lubricating the cables ........................................ 6-26
Checking and lubricating the throttle grip and cable ................ 6-27
Checking and lubricating the
brake and clutch levers ............. 6-27
Checking and lubricating the
brake pedal ................................ 6-28
Checking and lubricating the sidestand ................................... 6-28
Lubricating the swingarm pivots ... 6-28
Checking the front fork .................. 6-29
Checking the steering ................... 6-291DX-9-E0.book 1 ページ ２０１１年１０月１０日　月曜日　午後２時１４分

TABLE OF CONTENTS
Checking the wheel bearings ....... 6-30
Battery .......................................... 6-30
Replacing the fuse ........................ 6-31
Replacing the headlight bulb ........ 6-32
Tail/brake light .............................. 6-33
Replacing a turn signal light bulb ........................................... 6-34
Replacing the license plate light
bulb ........................................... 6-34
Replacing an auxiliary light bulb ... 6-35
Supporting the motor cycle ............ 6-35
Front wheel ................................... 6-36
Rear wheel ................................... 6-37
Troubleshooting ............................ 6-39
Troubleshooting charts ................. 6-40
MOTORCYCLE CARE AND
STORAGE .......................................... 7-1
Matte color caution ......................... 7-1
Care ................................................ 7-1
Storage ........................................... 7-3
SPECIFICATIONS ............................. 8-1
CONSUMER INFORMATION ............. 9-1
Identification numbers .................... 9-1
1DX-9-E0.book 2 ページ ２０１１年１０月１０日　月曜日　午後２時１４分

DESCRIPTION
2-2
12
3
4
5
6
7
8
9
EAU10420
Right view
1, 23 4
6710
5
9
11
8
1. Shock absorber assembly comp ression damping force adjusting
screw (for slow compression damping) (page 3-16)
2. Shock absorber assembly compression damping force adjusting nut (for fast compression damping) (page 3-16)
3. Kickstarter (page 3-12)
4. Radiator cap (page 6-12)
5. Steering lock (page 3-13)
6. Coolant drain bolt (page 6-13) 7. Brake pedal (page 3-9)
8. Engine oil drain bolt (crankcase) (page 6-8)
9. Rear brake fluid reservoir (page 6-23)
10.Shock absorber assembly reboun
d damping force adjusting screw
(page 3-16)
11.Rear brake light switch (page 6-22)
1DX-9-E0.book 2 ページ ２０１１年１０月１０日　月曜日　午後２時１４分

DESCRIPTION
2-3
23
4
5
6
7
8
9
EAU10430
Controls and instruments
123
4 5
6
8
7
9
1. Clutch lever (page 3-8)
2. Left handlebar switches (page 3-7)
3. Multi-function display (page 3-2)
4. Main switch (page 3-1)
5. Front brake fluid reservoir (page 6-23)
6. Right handlebar switches (page 3-7)
7. Brake lever (page 3-8) 8. Throttle grip (page 6-17)
9. Fuel tank cap (page 3-9)
1DX-9-E0.book 3 ページ ２０１１年１０月１０日　月曜日　午後２時１４分

INSTRUMENT AND CONTROL FUNCTIONS
3-8
234
5
6
7
8
9
EAU12820
Clutch lever The clutch lever is located at the left
handlebar grip. To disengage the
clutch, pull the lever toward the handle-
bar grip. To engage the clutch, release
the lever. The lever should be pulled
rapidly and released slowly for smooth
clutch operation.
The clutch lever is equipped with a
clutch switch, which is part of the igni-
tion circuit cut-off system. (See
page 3-19.)
EAU12871
Shift pedal The shift pedal is located on the left
side of the motorcycle and is used in
combination with the clutch lever when
shifting the gears of the 5-speed con-
stant-mesh transmission equipped on
this motorcycle.
EAU41264
Brake lever The brake lever is located on the right
side of the handlebar. To apply the front
brake, pull the lever toward the throttle
grip.
The brake lever is equipped with a
brake lever position adjusting bolt. Ad-
just the distance between the brake le-
ver and the throttle grip as follows.1. Slide the rubber cover toward the end of the brake lever.
2. Loosen the locknut.
1. Clutch lever
1
1. Shift pedal
1
1. Rubber cover
2. Brake lever
3. Locknut
4. Brake lever position adjusting bolt
5. Distance between brake lever and throttle grip
143
(a)
(b)
2
5
1DX-9-E0.book 8 ページ ２０１１年１０月１０日　月曜日　午後２時１４分

INSTRUMENT AND CONTROL FUNCTIONS
3-9
1
23
4
5
6
7
8
93. While holding the lever pushed
away from the throttle grip, turn the
adjusting bolt in direction (a) to in-
crease the distance, and in direc-
tion (b) to decrease it.
4. Tighten the locknut.
5. Slide the rubber cover to its origi- nal position.
EAU12941
Brake pedal The brake pedal is on the right side of
the motorcycle. To apply the rear
brake, press down on the brake pedal.
EAU13182
Fuel tank cap To remove the fuel tank cap, turn it
counterclockwise, and then pull it off.
To install the fuel tank cap, insert it into
the tank opening, and then turn it clock-
wise.
WARNING
EWA11091
Make sure that the fuel tank cap is
properly closed after filling fuel.Leaking fuel is a fire hazard.
Distance between the brake lever
and the throttle grip:Minimum (shortest):
76 mm (2.99 in)
Standard: 95 mm (3.74 in)
Maximum (longest): 97 mm (3.82 in)
1. Brake pedal
1
1. Fuel tank cap
1
1DX-9-E0.book 9 ページ ２０１１年１０月１０日　月曜日　午後２時１４分

4-1
1
2
34
5
6
7
8
9
FOR YOUR SAFETY – PRE-OPERATION CHECKS
EAU15596
Inspect your vehicle each time you use it to make sure the vehicle is in safe operating condition. Always follow the inspection
and maintenance procedures and schedules described in the Owner’s Manual.
WARNING
EWA11151
Failure to inspect or maintain the vehicle properly increases the possibility of an accident or equipment damage.
Do not operate the vehicle if you find any problem. If a problem cannot be corrected by the procedures provided inthis manual, have the vehicle inspected by a Yamaha dealer.
Before using this vehicle, check the following points:
ITEM CHECKS PAGE
Fuel Check fuel level in fuel tank.
Refuel if necessary.
Check fuel line for leakage.
Check fuel tank breather hose for obst
ructions, cracks or damage, and check
hose connection. 3-10, 3-11
Engine oil Check oil level in oil tank.
If necessary, add recommended oil to specified level.
Check vehicle for oil leakage. 6-8
Coolant Check coolant level.
If necessary, add recommended coolant to specified level.
Check cooling system for leakage. 6-12
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 brak
e fluid to specified level.
Check hydraulic system for leakage. 6-22, 6-23
1DX-9-E0.book 1 ページ ２０１１年１０月１０日　月曜日　午後２時１４分

FOR YOUR SAFETY – PRE-OPERATION CHECKS
4-2
2
345
6
7
8
9
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 brak
e fluid to specified level.
Check hydraulic system for leakage. 6-22, 6-23
Clutch Check operation.
Lubricate cable if necessary.
Check lever free play.
Adjust if necessary. 6-20
Throttle grip Make sure that operation is smooth.
Check throttle grip free play.
If necessary, have Yamaha dealer adjust
throttle grip free play and lubricate
cable and grip housing. 6-17, 6-27
Control cables Make sure that operation is smooth.
Lubricate if necessary. 6-26
Drive chain Check chain slack.
Adjust if necessary.
Check chain condition.
Lubricate if necessary. 6-24, 6-26
Wheels and tires Check for damage.
Check tire condition and tread depth.
Check air pressure.
Correct if necessary. 6-18, 6-20
Shift pedal Make sure that operation is smooth.
Correct if necessary. 6-22
Brake pedal Make sure that operation is smooth.
Lubricate pedal pivoting point if necessary. 6-28
Brake and clutch levers Make sure that operation is smooth.
Lubricate lever pivoting
points if necessary. 6-27
Sidestand Make sure that operation is smooth.
Lubricate pivot if necessary. 6-28
ITEM CHECKS PAGE
1DX-9-E0.book 2 ページ ２０１１年１０月１０日　月曜日　午後２時１４分