2008 YAMAHA XT660Z Owners Manual

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SPECIFICATIONS
8-2
Operation:Left foot operation
Gear ratio: 1
st:30/12 (2.500)
2
nd:
26/16 (1.625)
3
rd: 23/20 (1.150)
4
th: 20/22 (0.909)
5
th: 20/26 (0.769)
Chassis:
Frame type:
Diamond
Caster angle: 28°
Trail: 113.0 mm (4.44 in)
Front tire:
Type:With tube
Size: 90/90-21M/C 54S,
90/90-21M/C 54T
Manufacturer/model: METZELER/TOURANCE FRONT
MICHELIN/SIRAC
Rear tire:
Type:With tube
Size: 130/80-17M/C 65S,
130/80-17M/C 65T Manufacturer/model:
METZELER/TOURANCE
MICHELIN/SIRAC A
Load:
Maximum load:190 kg (419 lb)
(Total weight of rider, passenger, cargo
and accessories)
Tire air pressure
(measured on cold tires):
Load:Up to 90 kg (0-198 lb)
Front: 210 kPa (30 psi) (2.1 kgf/cm
2)
Rear: 230 kPa (33 psi) (2.3 kgf/cm
2)
Load: 90-190 kg (198-419 lb)
Front: 230 kPa (33 psi) (2.3 kgf/cm
2)
Rear: 250 kPa (36 psi) (2.5 kgf/cm
2)
Off-road riding:
Front: 200 kPa (29 psi) (2.0 kgf/cm
2)
Rear: 200 kPa (29 psi) (2.0 kgf/cm
2)
High-speed riding:
Front: 210 kPa (30 psi) (2.1 kgf/cm
2)
Rear: 230 kPa (33 psi) (2.3 kgf/cm
2)
Front wheel:
Type:
Spoke wheel
Rim size: 21 x 1.85
Rear wheel:
Type:Spoke wheel
Rim size: 17M/C x MT2.75
Front brake:
Type:Dual disc brake
Operation: Right hand
Fluid: DOT 4
Rear brake:
Type:Single disc brake
Operation: Right foot
Fluid:
DOT 4
Front suspension:
Type:Telescopic fork
Spring/damper type: Coil spring/oil damper
Wheel travel: 210 mm (8.26 in)

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SPECIFICATIONS
8-3
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Rear suspension:
Type: Swingarm (link suspension)
Spring/damper type: Coil spring/gas-oil damper, spring
preload adjustable
Wheel travel: 200 mm (7.87 in)
Electrical system:
Ignition system:Transistorized coil ignition (digital)
Charging system: A.C. magneto
Battery:
Model:GT9B-4
Voltage, capacity: 12 V, 8 Ah
Headlight:
Bulb type:Halogen bulb
Bulb voltage, wattage x quantity:Headlight:12 V, 55 W x 2
Auxiliary light: 12 V, 5 W x 2
Tail/brake light: LED
Front turn signal light: 12 V, 10 W x 2
Rear turn signal light: 12 V, 10 W x 2
Meter lighting: LED (backlight) Neutral indicator light:
LED
Turn signal indicator light: LED
High beam indicator light: LED
Coolant temperature warning light: LED
Engine trouble warning light: LED
Immobilizer system indicator light: LED
Fuses:Main fuse:
30 A
Headlight fuse: 20 A
Signaling system fuse: 10 A
Ignition fuse: 10 A
Parking lighting fuse: 10 A
Radiator fan fuse: 7.5 A
Fuel injection system fuse: 10 A
Backup fuse (for odometer, clock and immobilizer):
10 A

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CONSUMER INFORMATION
9-1
EAU26351
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 ve-
hicle is stolen.
KEY IDENTIFICATION NUMBER:
VEHICLE IDENTIFICATION NUMBER:
MODEL LABEL INFORMATION:å
ç
EAU26381
Key identification number
1. Key identification number
2. Code re-registering key (red bow)
3. Standard keys (black bow)
The key identification number is
stamped into the key tag.
Record this number in the space pro-
vided and use it for reference when or-
dering a new key.

EAU26400
Vehicle identification number
1. Vehicle identification number
The vehicle identification number is
stamped into the steering head pipe.
Record this number in the space pro-
vided.
NOTE:
The vehicle identification number is
used to identify your motorcycle and
may be used to register your motorcy-
cle with the licensing authority in your
area

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CONSUMER INFORMATION
9-2
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EAU26520
Model label
1. Model label
The model label is affixed to the frame
under the seat. (See page 3-14.)
Record the information on this label in
the space provided. This information
will be needed when ordering spare
parts from a Yamaha dealer.

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INDEX
AAir filter element, cleaning the check hose....................................6-14
Air filter element, replacing ..............6-14
Anti-theft alarm (optional)...................3-8
Auxiliary light bulb, replacing............6-35
B Battery ..............................................6-30 To access the battery ...................6-30
To charge the battery....................6-30
To store the battery.......................6-31
Brake and clutch levers, checking and lubricating ...............6-26
Brake fluid ........................................6-22 Changing ......................................6-23
Checking fluid level .......................6-22
Brake lever .......................................3-11
Brake pads, checking .......................6-21
Brake pedal ......................................3-11 Lubricating ....................................6-27
C Cables, checking and lubricating .....6-25
Care and storage ...............................7-1
Catalytic converter ...........................3-13
Checking and lubricating the brake and clutch levers .................6-26
Checking and lubricating the brake pedal ...................................6-27
Checking and lubricating the cables ...........................................6-25 Checking and lubricating the
sidestand ......................................6-27
Checking and lubricating the throttle grip and cable ...................6-26
Checking the sidestand switch .........3-18
Clock mode ........................................3-7
Clutch lever ......................................3-10
Clutch lever free play, adjusting .......6-20
Consumer information ........................9-1
Controls and instruments ...................2-3
Function ..........................................3-1
Coolant .............................................6-12
Coolant temperature warning light .....3-4
D Description .........................................2-1 Controls and instrument .................2-3
Left view..........................................2-1
Right view .......................................2-2
Dimmer switch....................................3-9
Drive chain, cleaning and lubricating .....................................6-25
Drive chain slack ..............................6-23 Adjusting .......................................6-23
Checking .......................................6-23
Cleaning and lubricating ...............6-25
E Engine break-in ..................................5-3
Engine idling speed, adjusting .........6-15
Engine oil and oil filter element ..........6-9
Engine oil filter element....................6-10 Engine stop switch .............................3-9
Engine trouble warning light...............3-4
F Front fork ..........................................3-15 Adjusting .......................................3-15
Checking .......................................6-28
Front wheel ......................................6-36 Installing........................................6-37
Removing......................................6-36
Fuel ..................................................3-12
Fuel consumption, tips for reducing ...5-3
Fuel meter ..........................................3-7
Fuel tank breather hose ...................3-13
Fuel tank cap ...................................3-11
Fuses, replacing ...............................6-31
H Handlebar switches ............................3-9 Dimmer switch ................................3-9
Engine stop switch ..........................3-9
Hazard switch ...............................3-10
Horn switch .....................................3-9
Pass switch .....................................3-9
Start switch .....................................3-9
Turn signal switch ...........................3-9
Headlight bulb, replacing..................6-33
High beam indicator light ...................3-4
Horn switch ........................................3-9
I Identification numbers ........................9-1
Idling speed, checking .....................6-15

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INDEX
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Ignition circuit cut-off system............3-17 Checking operation procedure......3-18
Immobilizer system ............................3-1
Immobilizer system indicator light ......3-4
Indicator and warning lights ...............3-3 Coolant temperature warning
light .................................................3-4
Engine trouble warning light ...........3-4
High beam indicator light ................3-4
Immobilizer system indicator light...3-4
Neutral indicator light ......................3-4
Turn signal indicator light ................3-3
Instruments ........................................2-3
Instrument and control functions........3-1
K Key identification number ...................9-1
Keys ...................................................3-1
L License plate light bulb, replacing ....6-35
Lubricating the brake and clutch levers ..................................6-26
Lubricating the brake pedal..............6-27
Lubricating the cables ......................6-25
Lubricating the drive chain ...............6-25
Lubricating the sidestand .................6-27
Lubricating the throttle grip and cable .............................................6-26
Lubricating the swingarm pivots.......6-28
M Main switch/steering lock ...................3-2 Model label .........................................9-2
Multi-function display..........................3-5
Clock mode .....................................3-7
Self-diagnosis devices ....................3-7
Tachometer .....................................3-6
Tripmeter and tachometer modes ...3-6
N Neutral indicator light .........................3-4
O Oil filter element ...............................6-10
Operation and important riding points ..............................................5-1
Owner’s tool kit...................................6-1
P Panels, removing and installing .........6-6
Parking ...............................................5-4
Pass switch ........................................3-9
Periodic maintenance and lubrication chart ..............................6-2
Periodic maintenance and minor repair...............................................6-1
Pre-operation check list......................4-2
Pre-operation checks .........................4-1
R Rear suspension, lubricating............6-27
Rear wheel .......................................6-38 Installing........................................6-39
Removing......................................6-38
Record the identification numbers .....9-1 S
Safety information ..............................1-1
Seat ..................................................3-14
Self-diagnosis devices .......................3-7
Shift pedal ........................................3-10
Shifting ...............................................5-2
Shock absorber assembly (adjusting) .....................................3-16
Sidestand .........................................3-17
Sidestand, checking and lubricating .....................................6-27
Sidestand switch, checking ..............3-18
Spark plug, checking..........................6-8
Specifications .....................................8-1
Spoke wheels ...................................6-19
Start switch ........................................3-9
Starting the engine.............................5-1
Steering, checking............................6-29
Steering lock ......................................3-2
Storage...............................................7-3
Supporting the motorcycle ...............6-36
Swingarm, lubricating the pivots ......6-28
T Tachometer ........................................3-6
Tail/brake light ..................................6-34
Throttle cable free play, checking.....6-16
Throttle grip and cable, checking and lubricating ..............................6-26
Tips for reducing fuel consumption ....5-3
Tires .................................................6-16 Air pressure ..................................6-16

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INDEX
Tire information .............................6-18
Tire inspection ..............................6-18
Tool kit ................................................6-1
Tripmeter and tachometer modes ......3-6
Troubleshooting ................................6-39 Troubleshooting charts .................6-40
Engine overheating .......................6-41
Turn signal indicator light ...................3-3
Turn signal light bulb, replacing........6-34
Turn signal switch...............................3-9
V Valve clearance ................................6-16
Vehicle identification number .............9-1
W Warning lights ....................................3-3
Wheel bearings, checking ................6-29
Wheels, spoke..................................6-19

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MY03 07-10 ING 5-10-2005 17:09 Pagina 4