coolant YAMAHA YZF-R6 2018 User Guide

Periodic maintenance an d a djustment
7-18
7
EAU33032Chan gin g the coolant
The coolant must be changed at the in-
tervals specified in the periodic mainte-
nance and lubrication chart. Have a
Yamaha dealer change the coolant.
WARNING! Never attempt to remove the ra diator cap when the en gine is
hot.
[EWA10382] EAU36765
Air filter element
The air filter element must be replaced
at the intervals specified in the periodic
maintenance and lubrication chart.
Have a Yamaha dealer replace the air
filter element.
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Periodic maintenance an d a djustment
7-41
7 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.
UBN6E1E0.book Page 41 Thursday, October 5, 2017 2:48 PM

Specifications
9-1
9
Dimensions:
Overall length:2040 mm (80.3 in)
Overall width:
695 mm (27.4 in)
Overall height: 1150 mm (45.3 in)
Seat height: 850 mm (33.5 in)
Wheelbase:
1375 mm (54.1 in)
Ground clearance: 130 mm (5.12 in)
Minimum turning radius: 3.6 m (11.81 ft)
Wei ght:
Curb weight:
190 kg (419 lb)
Engine:
Combustion cycle:
4-stroke
Cooling system:
Liquid cooled
Valve train: DOHC
Cylinder arrangement: Inline
Number of cylinders:
4-cylinder
Displacement: 599 cm³
Bore × stroke:
67.0 × 42.5 mm (2.64 × 1.67 in)
Compression ratio:
13.1 : 1
Starting system: Electric starter
Lubrication system: Wet sump
Engine oil:
Recommended brand:
YAMALUBE
SAE viscosity grades: 10W-40, 20W-40
Recommended engine oil grade:
API service SG type or higher, JASO
standard MA
Engine oil quantity:
Oil change:2.40 L (2.54 US qt, 2.11 Imp.qt) With oil filter removal:
2.60 L (2.75 US qt, 2.29 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):
2.30 L (2.43 US qt, 2.02 Imp.qt)
Air filter:
Air filter element:Oil-coated paper element
Fuel:
Recommended fuel:Premium unleaded gasoline (Gasohol [E10]
acceptable)
Fuel tank capacity:
17 L (4.5 US gal, 3.7 Imp.gal)
Fuel reserve amount: 3.4 L (0.90 US gal, 0.75 Imp.gal)
Fuel injection:
Throttle body:
ID mark: BN64 20
Spark plu g(s):
Manufacturer/model:
NGK/CR10EK
Spark plug gap: 0.6–0.7 mm (0.024–0.028 in)
Clutch:
Clutch type:Wet, multiple-disc
Drivetrain:
Primary reduction ratio:
2.073 (85/41)
Final drive: Chain
Secondary reduction ratio: 2.813 (45/16)
Transmission type:
Constant mesh 6-speed
Gear ratio: 1st:
2.583 (31/12)
2nd: 2.000 (32/16)
3rd: 1.667 (30/18)
4th:
1.444 (26/18)
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Specifications
9-3
9
Auxiliary light:LED
License plate light: 5.0 W
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
ABS warning light: LED
Immobilizer system indicator light: LED
Shift timing indicator light:
LED
Traction control system indicator light: LED
Fuse(s):
Main fuse:
50.0 A
Terminal fuse 1: 2.0 A
Headlight fuse: 7.5 A
Signaling system fuse:
10.0 A
Ignition fuse: 15.0 A
Radiator fan motor fuse: 15.0 A × 2
Hazard fuse:
7.5 A
ABS ECU fuse: 7.5 A
Fuel injection system fuse: 15.0 A
ABS motor fuse:
30.0 A
ABS solenoid fuse: 10.0 A Backup fuse:
7.5 A
Electronic throttle valve fuse: 7.5 A
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11-1
11
Index
A
ABS ....................................................... 4-19
ABS warning light ................................... 4-7
Air filter element .................................... 7-18
Auxiliary DC connector ......................... 4-30
B
Battery .................................................. 7-34
Brake and clutch levers, checking
and lubricating .................................... 7-31
Brake and shift pedals, checking and lubricating .................................... 7-31
Brake fluid, changing ............................ 7-27
Brake fluid level, checking .................... 7-26
Brake lever ............................................ 4-18
Brake lever free play, checking............. 7-24
Brake light switches.............................. 7-25
Brake pedal........................................... 4-18
C
Cables, checking and lubricating ......... 7-30
Canister................................................. 7-12
Care ........................................................ 8-1
Catalytic converters .............................. 4-22
Clutch lever ........................................... 4-17
Clutch lever free play, adjusting ........... 7-23
Coolant ................................................. 7-17
Coolant temperature warning light ......... 4-6
Cowlings and panels, removing and installing................................................ 7-7
D
Data recording, vehicle ......................... 10-3
Diagnostic connector............................ 10-2
Dimmer switch ........................................ 4-4
D-mode (drive mode) .............................. 3-1
Drive chain, cleaning and lubricating .... 7-29
Drive chain slack................................... 7-28
Drive mode switch .................................. 4-5
E
Engine break-in....................................... 6-4
Engine idling speed, checking .............. 7-19
Engine oil and oil filter cartridge ........... 7-13
Engine serial number ............................ 10-1
Engine trouble warning light ................... 4-6
EXUP system ........................................ 4-29
F
Front and rear brake pads, checking.... 7-25
Front fork, adjusting.............................. 4-25
Front fork, checking .............................. 7-33
Fuel ....................................................... 4-20
Fuel consumption, tips for reducing ....... 6-4
Fuel level warning light ........................... 4-6 Fuel tank cap ........................................ 4-20
Fuel tank overflow hose ....................... 4-22
Fuses, replacing ................................... 7-36
H
Handlebar switches ................................ 4-4
Hazard switch......................................... 4-5
High beam indicator light ....................... 4-5
Horn switch ............................................ 4-4
I
Identification numbers .......................... 10-1
Ignition circuit cut-off system............... 4-31
Immobilizer system ................................ 4-1
Immobilizer system indicator light.......... 4-7
Indicator lights and warning lights ......... 4-5
L
License plate light bulb, replacing........ 7-38
M
Main switch/steering lock....................... 4-2
Maintenance and lubrication, periodic ... 7-4
Maintenance, emission control
system.................................................. 7-3
Matte color, caution ............................... 8-1
Model label ........................................... 10-1
Multi-function meter unit ........................ 4-8
N
Neutral indicator light ............................. 4-5
O
Oil level warning light ............................. 4-5
P
Parking ................................................... 6-5
Part locations ......................................... 2-1
Pass switch ............................................ 4-4
Q
Quick shift system .................................. 3-4
R
Rear view mirrors ................................. 4-24
S
Safety information .................................. 1-1
Seats .................................................... 4-23
Shifting ................................................... 6-3
Shift light ................................................ 4-7
Shift pedal ............................................ 4-17
Shock absorber assembly, adjusting ... 4-27
Sidestand ............................................. 4-30
Sidestand, checking and lubricating .... 7-32
Spark plugs, checking .......................... 7-11
Special features...................................... 3-1
Specifications ......................................... 9-1
Starting the engine ................................. 6-2
Steering, checking................................ 7-33
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