recommended oil YAMAHA YZF-R3 2018 Owners Manual

For your safety – pre-operation checks
4-1
4
EAU63440
Inspect your vehicle each time you use it to make sure the vehicle is in safe oper-
ating condition. Always follow the inspection and maintenance procedures and
schedules described in the Owner’s Manual.
WARNING
EWA11152
Failure to inspect or maintain the vehicle properly increases the possibility
of an acci dent or equipment d amage. Do not operate the vehicle if you fin d
any pro blem. If a pro blem cannot be correcte d b y the proce dures provi ded
in this manual, have the vehicle inspecte d b y a Yamaha dealer.
Before using this vehicle, check the following points:
ITEM CHECKSPAGE
Fuel • Check fuel level in fuel tank.
• Refuel if necessary.
• Check fuel line for leakage.
• Check fuel tank breather hose and overflow hose for
obstructions, cracks or damage, and check hose con-
nections. 3-16,
3-17
En gine oil • Check oil level in engine.
• If necessary, add recommended oil to specified level.
• Check vehicle for oil leakage. 6-8
Coolant • Check coolant level in reservoir.
• If necessary, add recommended coolant to specified
level.
• Check cooling system for leakage. 6-11
Front brake • Check operation.
• If soft or spongy, have Yamaha dealer bleed hydraulic
system.
• Check brake pads for wear.
• Replace if necessary.
• Check fluid level in reservoir.
• If necessary, add specified brake fluid to specified level.
• Check hydraulic system for leakage. 6-21,
6-22
Rear brake • Check operation.
• If soft or spongy, have Yamaha dealer bleed hydraulic
system.
• Check brake pads for wear.
• Replace if necessary.
• Check fluid level in reservoir.
• If necessary, add specified brake fluid to specified level.
• Check hydraulic system for leakage. 6-21,
6-22
Clutch • Check operation.
• Lubricate cable if necessary.
• Check lever free play.
• Adjust if necessary. 6-18
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Periodic maintenance an d a djustment
6-9
6 4. If the engine oil is below the mini-
mum level mark, add sufficient oil
of the recommended type to raise
it to the correct level.
To chan ge the en gine oil (with or
without oil filter cartri dge replace-
ment) 1. Place the vehicle on a level surfa- ce.
2. Start the engine, warm it up for several minutes, and then turn it
off.
3. Place an oil pan under the engine to collect the used oil.
4. Remove the engine oil filler cap, the engine oil drain bolt and its
gasket to drain the oil from the
crankcase.
TIP
Skip steps 5–7 if the oil filter cartridge
is not being replaced.
5. Remove the oil filter cartridge withan oil filter wrench.
TIP
An oil filter wrench is available at a
Yamaha dealer.
6. Apply a thin coat of clean engine oil to the O-ring of the new oil filter
cartridge.
TIP
Make sure that the O-ring is properly
seated.
7. Install the new oil filter cartridgewith an oil filter wrench, and then
tighten it to the specified torque
with a torque wrench.
1. Engine oil drain bolt
2. Gasket
21
1. Oil filter wrench
2. Oil filter cartridge
1. O-ring
1 2
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Periodic maintenance an d a djustment
6-10
6
8. Install the engine oil drain bolt and
its new gasket, and then tighten
the bolt to the specified torque.TIP
Install the new gasket as shown.
9. Refill with the specified amount ofthe recommended engine oil, and
then install and tighten the oil filler
cap.
TIP
Be sure to wipe off spilled oil on any
parts after the engine and exhaust sys-
tem have cooled down.
NOTICE
ECA11621
In or der to prevent clutch slip-
pa ge (since the en gine oil also
lu bricates the clutch), do not
mix any chemical additives. Do
not use oils with a diesel speci-
fication of “CD” or oils of a hi gh-
er quality than specified . In
a dd ition, do not use oils la bele d
“ENERGY CONSERVING II” or
hi gher.
 Make sure that no forei gn mate-
rial enters the crankcase.
10. Start the engine, and then let it idle for several minutes while checking
it for oil leakage. If oil is leaking,
immediately turn the engine off
and check for the cause.
TIP
After the engine is started, the engine
oil pressure warning light should go off.
1. Torque wrench
Tightening torque:
Oil filter cartridge: 17 N·m (1.7 kgf·m, 13 lb·ft)
1. Engine oil drain bolt
2. Gasket
Tightening torque:
Engine oil drain bolt: 20 N·m (2.0 kgf·m, 15 lb·ft)
1
2
1
Recommen ded en gine oil:
See page 8-1.
Oil quantity: Oil change:
1.80 L (1.90 US qt, 1.58 Imp.qt)
With oil filter removal: 2.10 L (2.22 US qt, 1.85 Imp.qt)
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Specifications
8-1
8
Dimensions:
Overall length:2090 mm (82.3 in)
Overall width:
720 mm (28.3 in)
Overall height: 1135 mm (44.7 in)
Seat height: 780 mm (30.7 in)
Wheelbase:
1380 mm (54.3 in)
Ground clearance: 160 mm (6.30 in)
Minimum turning radius: 2.7 m (8.86 ft)
Wei ght:
Curb weight:
170 kg (375 lb)
Engine:
Combustion cycle:
4-stroke
Cooling system:
Liquid cooled
Valve train: DOHC
Cylinder arrangement: Inline
Number of cylinders:
2-cylinder
Displacement: 321 cm3
Bore × stroke:
68.0 × 44.1 mm (2.68 × 1.74 in)
Compression ratio:
11.2 : 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: 1.80 L (1.90 US qt, 1.58 Imp.qt) With oil filter removal:
2.10 L (2.22 US qt, 1.85 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):
0.81 L (0.86 US qt, 0.72 Imp.qt)
Air filter:
Air filter element:Oil-coated paper element
Fuel:
Recommended fuel:Regular unleaded gasoline (Gasohol [E10]
acceptable)
Fuel tank capacity:
14 L (3.7 US gal, 3.1 Imp.gal)
Fuel reserve amount: 3.0 L (0.79 US gal, 0.66 Imp.gal)
Fuel injection:
Throttle body:
ID mark:BR51 00
Spark plu g(s):
Manufacturer/model:
NGK/LMAR8A-9
Spark plug gap: 0.8–0.9 mm (0.031–0.035 in)
Clutch:
Clutch type:Wet, multiple-disc
Drivetrain:
Primary reduction ratio:
3.043 (70/23)
Final drive: Chain
Secondary reduction ratio: 3.071 (43/14)
Transmission type:
Constant mesh 6-speed
Gear ratio: 1st:
2.500 (35/14)
2nd: 1.824 (31/17)
3rd: 1.348 (31/23)
4th:
1.087 (25/23)
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