
Periodic maintenance an d a djustment
6-45
6 En
gine overheatin g
WARNING
EWAT1041
Do not remove the ra diator cap when the en gine an d ra diator are hot.
Scal din g hot flui d an d steam may b e blown out un der pressure, which
coul d cause serious injury. Be sure to wait until the eng ine has cooled.
Place a thick ra g, like a towel, over the ra diator cap, an d then slowly ro-
tate the cap counterclockwise to the detent to allow any resi dual pres-
sure to escape. When the hissin g soun d has stopped , press down on the
cap while turnin g it counterclockwise, an d then remove the cap.
TIP
If coolant is not available, tap water can be temporarily used instead, provided
that it is changed to the recommended coolant as soon as possible.
Wait until the engine
has cooled.
Check the coolant
level in the reservoir
and radiator.Add coolant.
(See TIP.)
The coolant level is
OK.
There is no leakage.
There is leakage.
The coolant level is
low.
Check the cooling
system for leakage.
Have a Yamaha
dealer check and
repair the cooling
system.
Start the engine. If the engine overheats again,
have a Yamaha dealer check and repair the cooling
system.
UBS1E0E0.book Page 45 Thursday, October 8, 2015 3:40 PM

Specifications
8-1
8
Dimensions:
Overall length:2120 mm (83.5 in)
Overall width:
770 mm (30.3 in)
Overall height: 1185 mm (46.7 in)
Seat height: 785 mm (30.9 in)
Wheelbase:
1440 mm (56.7 in)
Ground clearance: 140 mm (5.51 in)
Minimum turning radius: 2.8 m (9.19 ft)
Wei ght:
Curb weight:
215 kg (474 lb) (XJ6F)
220 kg (485 lb) (XJ6FA)
Engine:
Combustion cycle:
4-stroke
Cooling system: Liquid cooled
Valve train:
DOHC
Cylinder arrangement: Inline
Number of cylinders: 4-cylinder
Displacement:
600 cm³
Bore × stroke:
65.5 × 44.5 mm (2.58 × 1.75 in)
Compression ratio: 12.2 : 1
Starting system:
Electric starter
Lubrication system: Wet sump
Engine oil:
Recommended brand:
YAMALUBE
SAE viscosity grades: 10W-40
Recommended engine oil grade: API service SG type or higher, JASO
standard MA Engine oil quantity:
Oil change:
2.50 L (2.64 US qt, 2.20 Imp.qt)
With oil filter removal: 2.80 L (2.96 US qt, 2.46 Imp.qt)
Coolant quantity:
Coolant reservoir (up to the maximum level
mark):0.25 L (0.26 US qt, 0.22 Imp.qt)
Radiator (including all routes):
2.00 L (2.11 US qt, 1.76 Imp.qt)
Air filter:
Air filter element:Oil-coated paper element
Fuel:
Recommended fuel:
Regular unleaded gasoline (Gasohol [E10]
acceptable)
Fuel tank capacity:
17 L (4.5 US gal, 3.7 Imp.gal)
Fuel reserve amount: 3.2 L (0.84 US gal, 0.70 Imp.gal)
Fuel injection:
Throttle body:
ID mark: 20SF 20 (XJ6F)
20SF 20 (XJ6FA)
20SJ 30 (XJ6F [35 kW])
20SJ 30 (XJ6FA [35 kW])
Spark plu g(s):
Manufacturer/model:
NGK/CR9E
Spark plug gap: 0.7–0.8 mm (0.028–0.031 in)
Clutch:
Clutch type:Wet, multiple-disc
Drivetrain:
Primary reduction ratio:
1.955 (86/44)
Final drive: Chain
Secondary reduction ratio: 2.875 (46/16)
Transmission type:
Constant mesh 6-speed
Gear ratio: 1st:
2.846 (37/13)
UBS1E0E0.book Page 1 Thursday, October 8, 2015 3:40 PM

Specifications
8-3
8
Battery:
Model:GT12B-4
Voltage, capacity:
12 V, 10.0 Ah (10 HR)
Hea dlig ht:
Bulb type:
Halogen bulb
Bul b watta ge × quantity:
Headlight:
H4, 60.0 W/55.0 W x 1
Brake/tail light: 21.0 W/5.0 W × 1
Front turn signal light:
10.0 W × 2
Rear turn signal light:
10.0 W × 2
Auxiliary light: 5.0 W × 1
License plate light: 5.0 W × 1
Meter lighting:
LED
Neutral indicator light: LED
High beam indicator light: LED
Oil level warning light:
LED
Turn signal indicator light: LED
Coolant temperature warning light: LED
Engine trouble warning light:
LED
ABS warning light: LED (XJ6FA)
Immobilizer system indicator light: LED
Fuse(s):
Main fuse:30.0 A
Headlight fuse: 20.0 A
Taillight fuse:
10.0 A
Signaling system fuse: 7.5 A
Ignition fuse: 10.0 A Radiator fan motor fuse:
20.0 A
Fuel injection system fuse: 10.0 A
ABS control unit fuse:
7.5 A (XJ6FA)
ABS motor fuse: 30.0 A (XJ6FA)
ABS solenoid fuse: 20.0 A (XJ6FA)
Backup fuse:
7.5 A
UBS1E0E0.book Page 3 Thursday, October 8, 2015 3:40 PM

10-1
10
Index
A
ABS (for ABS models) .......................... 3-14
ABS warning light (for ABS models)....... 3-5
Air filter element, replacing................... 6-17
Auxiliary light bulb ................................ 6-38
B
Battery .................................................. 6-34
Brake and clutch levers, checking
and lubricating ................................... 6-31
Brake and shift pedals, checking and lubricating ................................... 6-31
Brake fluid, changing ........................... 6-27
Brake fluid level, checking ................... 6-26
Brake lever ........................................... 3-13
Brake lever free play, checking ............ 6-24
Brake light switches ............................. 6-25
Brake pedal .......................................... 3-13
Brake/tail light bulb, replacing ............. 6-39
C
Cables, checking and lubricating ......... 6-30
Care ........................................................ 7-1
Catalytic converter ............................... 3-17
Centerstand and sidestand, checking and lubricating ................................... 6-32
Clutch lever .......................................... 3-12
Clutch lever free play, adjusting ........... 6-23
Coolant ................................................. 6-14
Coolant temperature warning light ......... 3-4
Cowlings and panels, removing and installing ............................................... 6-7
D
Dimmer switch ..................................... 3-10
Drive chain, cleaning and lubricating ... 6-29
Drive chain slack .................................. 6-28
E
Engine break-in ...................................... 5-4
Engine idling speed .............................. 6-19
Engine oil and oil filter cartridge ........... 6-11
Engine serial number.............................. 9-1
Engine stop switch ............................... 3-11
Engine trouble warning light................... 3-5
F
Front and rear brake pads, checking ... 6-25
Front fork, checking ............................. 6-33
Fuel....................................................... 3-15
Fuel consumption, tips for reducing ...... 5-4
Fuel tank breather hose and overflow hose ................................................... 3-17
Fuel tank cap........................................ 3-15
Fuses, replacing ................................... 6-36
H
Handlebar position, adjusting ............... 3-20
Handlebar switches .............................. 3-10
Hazard switch ....................................... 3-11
Headlight bulb, replacing ...................... 6-37
Helmet holder ....................................... 3-19
High beam indicator light........................ 3-4
Horn switch........................................... 3-11
I
Identification numbers ............................ 9-1
Ignition circuit cut-off system ............... 3-23
Immobilizer system ................................. 3-1
Immobilizer system indicator light .......... 3-6
Indicator lights and warning lights .......... 3-4
L
License plate light bulb, replacing ........ 6-40
M
Main switch/steering lock ....................... 3-2
Maintenance and lubrication, periodic ... 6-4
Maintenance, emission control system .................................................. 6-3
Matte color, caution ................................ 7-1
Model label ............................................. 9-1
Multi-function meter unit ........................ 3-6
N
Neutral indicator light.............................. 3-4
O
Oil level warning light .............................. 3-4
P
Parking .................................................... 5-5
Part locations .......................................... 2-1
Pass switch........................................... 3-10
R
Rear view mirrors .................................. 3-21
S
Safety information................................... 1-1
Seat....................................................... 3-18
Shifting .................................................... 5-3
Shift pedal............................................. 3-12
Shock absorber assembly, adjusting ... 3-21
Sidestand .............................................. 3-22
Spark plugs, checking .......................... 6-10
Specifications ......................................... 8-1
Starting the engine.................................. 5-2
Start switch ........................................... 3-11
Steering, checking ................................ 6-33
Storage ................................................... 7-4
Storage compartment ........................... 3-20
Swingarm pivots, lubricating ................ 6-32
UBS1E0E0.book Page 1 Thursday, October 8, 2015 3:40 PM