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PERIODIC MAINTENANCE AND ADJUSTMENT
6-38
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 be
b lown out un der pressure, which coul d cause serious injury. Be sure to wait until the en gine has coole d.
Place a thick ra g, like a towel, over the ra diator cap, an d then slowly rotate the cap counterclockwise to the
d etent to allow any resi dual pressure to escape. When the hissin g soun d has stoppe d, press down on the cap
while turnin g it counterclockwise, an d then remove the cap.TIPIf coolant is not available, tap water can be temporarily used instead, provided that it is changed to the recommended cool-
ant as 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 TIP.)
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.
U1CSE1E0.book Page 38 Friday, September 13, 2013 9:33 AM
Page 84 of 92

SPECIFICATIONS
8-1
8
Dimensions:Overall length:2490 mm (98.0 in)
Overall width:
For non-UBS models
1000 mm (39.4 in)
For UBS models
995 mm (39.2 in)
Overall height: 1145 mm (45.1 in)
Seat height: 690 mm (27.2 in)
Wheelbase:
1690 mm (66.5 in)
Ground clearance: 145 mm (5.71 in)
Minimum turning radius: 3500 mm (137.8 in)Wei ght:Curb weight:
304 kg (670 lb)Engine:Engine type:
Liquid cooled 4-stroke, SOHC
Cylinder arrangement: V-type 2-cylinder
Displacement: 1304 cm³
Bore × stroke:
100.0 × 83.0 mm (3.94 × 3.27 in)
Compression ratio: 9.50 : 1
Starting system: Electric starter Lubrication system:
Wet sump
Engine oil:Recommended brand:
YAMALUBE
Type: SAE 10W-30, 10W-40, 10W-50, 15W-40,
20W-40 or 20W-50
Recommended engine oil grade: API service SG type or higher, JASO
standard MA
Engine oil quantity: Without oil filter cartridge replacement:
3.20 L (3.38 US qt, 2.82 Imp.qt)
With oil filter cartridge replacement: 3.40 L (3.59 US qt, 2.99 Imp.qt)Coolin g system:Coolant reservoir capacity (up to the
maximum level mark):
0.45 L (0.48 US qt, 0.40 Imp.qt)
Radiator capacity (including all routes):
2.10 L (2.22 US qt, 1.85 Imp.qt)
Air filter:Air filter element:Oil-coated paper elementFuel:Recommended fuel:Regular unleaded gasoline (Gasohol (E10)
acceptable)
Fuel tank capacity: 19.0 L (5.02 US gal, 4.18 Imp.gal)
Fuel reserve amount: 3.7 L (0.98 US gal, 0.81 Imp.gal)Fuel injection:Throttle body:ID mark:
3D81 20Spark plu g(s):Manufacturer/model:
NGK/LMAR7A-9
Spark plug gap:
0.8–0.9 mm (0.031–0.035 in)Clutch:Clutch type:Wet, multiple-discTransmission:Primary reduction ratio:1.556 (70/45)
Final drive: Belt
Secondary reduction ratio:
2.333 (70/30)
Transmission type: Constant mesh 5-speed
Operation: Left foot operation
–20 –10 0 1020 30 40 50 C
10 30 50 70 90 110
0 130 F
SAE 10W-30
SAE 15W-40SAE 20W-40SAE 20W-50
SAE 10W-40SAE 10W-50
U1CSE1E0.book Page 1 Friday, September 13, 2013 9:33 AM
Page 86 of 92

SPECIFICATIONS
8-3
8
Electrical system:Ignition system:TCI
Charging system:
AC magnetoBattery:Model:YTX20L-BS
Voltage, capacity:
12 V, 18.0 AhHea dlig ht:Bulb type:
Halogen bulbBul b volta ge, watta ge × quantity:Headlight:
12 V, 60.0 W/55.0 W × 1
Tail/brake light: 12 V, 5.0 W/21.0 W × 1
Front turn signal light:
12 V, 21.0 W × 2
Rear turn signal light: 12 V, 21.0 W × 2
Auxiliary light: 12 V, 5.0 W × 1
License plate light:
12 V, 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
Fuel level warning light: LED
Coolant temperature warning light:
LED
Engine trouble warning light: LED
Immobilizer system indicator light: LED
Fuses:Main fuse:50.0 A
Headlight fuse: 20.0 A
Signaling system fuse:
10.0 A
Ignition fuse: 15.0 A
Parking lighting fuse: 10.0 A
Radiator fan fuse:
20.0 A
Fuel injection system fuse: 10.0 A
Backup fuse: 10.0 A
U1CSE1E0.book Page 3 Friday, September 13, 2013 9:33 AM