2008 YAMAHA YZF-R1 lock

PERIODIC MAINTENANCE AND MINOR REPAIR
6-33
6
To access the fuse box
The fuse box, which contains the fuses
for the individual circuits, is located be-
hind cowling A.
To access the fuse box, remove cowl-
ing A. (See page 6-6.)To replace a fuse
If a fuse is blown, replace it as follows.
1. Turn the key to “OFF” and turn off
the electrical circuit in question.
2. Remove the blown fuse, and then
install a new fuse of the specified
amperage.
1. Rubber damper
1. Fuel injection system fuse
2. Fuel injection system spare fuse
1. Fuse box
1. Turn signal light fuse
2. Headlight fuse
3. Ignition fuse
4. Signaling system fuse
5. ETV (electric throttle valve) fuse
6. Backup fuse (for odometer, clock and immo-
bilizer system)
7. Right radiator fan fuse
8. Left radiator fan fuse
9. Spare fuse
U4C8E1E0.book Page 33 Wednesday, June 13, 2007 9:24 AM

PERIODIC MAINTENANCE AND MINOR REPAIR
6-35
6 3. Unhook the headlight bulb holder,
and then remove the defective
bulb.
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 cooleddown.
4. Place a new headlight bulb into po-
sition, and then secure it with the
bulb holder.CAUTION:
ECA10650
Take care not to damage the follow-
ing parts:

Headlight bulb
Do not touch the glass part of
the headlight bulb to keep it free
from oil, otherwise the transpar-
ency of the glass, the luminosity
of the bulb, and the bulb life will
be adversely affected. Thor-
oughly clean off any dirt and fin-
gerprints on the headlight bulb
using a cloth moistened with al-
cohol or thinner.


Headlight lens
Do not affix any type of tinted
film or stickers to the headlight
lens.
Do not use a headlight bulb of awattage higher than specified.
5. Install the headlight bulb cover,
and then connect the coupler.
6. Install the panel.
7. Have a Yamaha dealer adjust the
headlight beam if necessary.
To replace a low beam headlight
bulb
1. Remove the headlight bulb cover
by turning it counterclockwise.
1. Headlight bulb cover
2. Headlight coupler
1. Headlight bulb holder
1. Do not touch the glass part of the bulb.
U4C8E1E0.book Page 35 Wednesday, June 13, 2007 9:24 AM

PERIODIC MAINTENANCE AND MINOR REPAIR
6-37
6 5. Connect the headlight coupler.
6. Install the headlight bulb cover by
turning it clockwise.
7. Have a Yamaha dealer adjust the
headlight beam if necessary.
EAU24180
Tail/brake light This model is equipped with an LED
type of tail/brake light.
If the tail/brake light does not come on,
have a Yamaha dealer check it.
EAU24202
Replacing a turn signal light
bulb 1. Remove the turn signal light lens
by removing the screw.
2. Remove the defective bulb by
pushing it in and turning it counter-
clockwise.
3. Insert a new bulb into the socket,
push it in, and then turn it clock-
wise until it stops.
4. Install the lens by installing the
screw.CAUTION:
ECA11190
Do not overtighten the screw, other-wise the lens may break.1. Screw
U4C8E1E0.book Page 37 Wednesday, June 13, 2007 9:24 AM

PERIODIC MAINTENANCE AND MINOR REPAIR
6-42
612. While applying the front brake,
push down hard on the handlebar
several times to check for proper
fork operation.
EAU25080
Rear wheel
EAU25311
To remove the rear wheel
WARNING
EWA10820


It is advisable to have a Yamaha
dealer service the wheel.


Securely support the motor-
cycle so that there is no dangerof it falling over.
1. Loosen the axle nut.2. Lift the rear wheel off the ground
according to the procedure on
page 6-39.
3. Remove the axle nut.
4. Loosen the locknut on each side of
the swingarm.
5. Turn the drive chain slack adjust-
ing bolts fully in direction (a) and
push the wheel forward.
6. Remove the drive chain from the
rear sprocket.
NOTE:

If the drive chain is difficult to re-
move, remove the wheel axle first,
and then lift the wheel upward
enough to remove the drive chain
from the rear sprocket.


The drive chain cannot be disas-sembled.
7. While supporting the brake caliper
bracket, pull the wheel axle out,
and then remove the wheel.
Tightening torque:
Wheel axle pinch bolt:
21 Nm (2.1 m·kgf, 15 ft·lbf)
1. Axle nut
2. Drive chain slack adjusting bolt
3. Locknut
4. Brake caliper
5. Brake caliper bracket
U4C8E1E0.book Page 42 Wednesday, June 13, 2007 9:24 AM

PERIODIC MAINTENANCE AND MINOR REPAIR
6-45
6 Engine overheating
WARNING
EWAT1040


Do not remove the radiator cap when the engine and radiator are hot. Scalding hot fluid and steam may be
blown out under pressure, which could cause serious injury. Be sure to wait until the engine has cooled.


Place a thick rag, like a towel, over the radiator cap, and then slowly rotate the cap counterclockwise to the de-
tent to allow any residual pressure to escape. When the hissing sound has stopped, press down on the capwhile turning it counterclockwise, and then remove the cap.
NOTE:If coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended coolantas soon as possible.
Wait until the
engine has cooled.
Check the coolant level in the
reservoir and radiator.
The coolant level
is OK.The coolant level is low.
Check the cooling system
for leakage.
Have a Yamaha dealer checkand repair the cooling system.Add coolant. (See NOTE.)
Start the engine. If the engine overheats again,
have a
Yamaha dealer check
and repair the cooling system.
There is
leakage.
There is
no leakage.
U4C8E1E0.book Page 45 Wednesday, June 13, 2007 9:24 AM

INDEX
AAir filter element, replacing ................... 6-16
Anti-theft alarm (optional) ..................... 3-13
Auxiliary light bulb, replacing ................ 6-38BBattery .................................................. 6-31
Brake and clutch levers,
checking and lubricating ..................... 6-27
Brake fluid, changing ............................ 6-24
Brake fluid level, checking .................... 6-23
Brake lever ........................................... 3-16
Brake pedal .......................................... 3-16CCables, checking and lubricating .......... 6-27
Care ........................................................ 7-1
Catalytic converter ................................ 3-19
Clutch lever........................................... 3-15
Clutch lever free play, adjusting ........... 6-22
Coolant ................................................. 6-13
Coolant temperature warning light.......... 3-5
Cowlings and panels,
removing and installing......................... 6-6DDimmer switch ...................................... 3-14
Drive chain, cleaning and lubricating .... 6-26
Drive chain slack .................................. 6-25EEngine break-in ...................................... 5-3
Engine idling speed, checking .............. 6-18
Engine oil and oil filter cartridge ........... 6-10
Engine stop switch................................ 3-14
Engine trouble warning light ................... 3-7
EXUP system ....................................... 3-25
FFront and rear brake pads, checking .... 6-23
Front fork, adjusting .............................. 3-21
Front fork, checking...............................6-29
Fuel ....................................................... 3-17
Fuel consumption, tips for reducing ........ 5-3
Fuel level warning light............................ 3-4
Fuel tank breather/overflow hose .......... 3-18
Fuel tank cap......................................... 3-17
Fuses, replacing .................................... 6-32HHandlebar switches ............................... 3-14
Hazard switch........................................ 3-15
Headlight bulb, replacing....................... 6-34
Helmet holders ...................................... 3-20
High beam indicator light......................... 3-4
Horn switch ........................................... 3-14IIdentification numbers ............................. 9-1
Ignition circuit cut-off system ................. 3-26
Immobilizer system .................................3-1
Immobilizer system indicator light ........... 3-7
Indicator and warning lights .................... 3-4KKey identification number ........................ 9-1LLicense plate light bulb, replacing ......... 6-38
Luggage strap holders .......................... 3-25MMain switch/steering lock ........................ 3-2
Matte color, caution .................................7-1
Model label .............................................. 9-2
Multi-function meter unit .......................... 3-7
NNeutral indicator light .............................. 3-4OOil level warning light .............................. 3-4PParking.................................................... 5-4
Part locations .......................................... 2-1
Pass switch ........................................... 3-14
Periodic maintenance and
lubrication chart .................................... 6-2
Pre-operation check list .......................... 4-2RRear brake light switch, adjusting ......... 6-22SSafety information ................................... 1-1
Seats..................................................... 3-19
Shifting .................................................... 5-2
Shift pedal ............................................. 3-15
Shift pedal, checking and lubricating .... 6-28
Shift timing indicator light ........................ 3-7
Shock absorber assembly, adjusting .... 3-22
Sidestand .............................................. 3-25
Sidestand, checking and lubricating ..... 6-28
Spark plugs, checking............................. 6-9
Specifications.......................................... 8-1
Starting the engine.................................. 5-1
Start switch ........................................... 3-14
Steering, checking ................................ 6-30
Storage ................................................... 7-4
Supporting the motorcycle .................... 6-39
Swingarm pivots, lubricating ................. 6-29TTail/brake light ...................................... 6-37
Throttle cable free play, checking ......... 6-18
U4C8E1E0.book Page 1 Wednesday, June 13, 2007 9:24 AM