Page 110 of 172
8-18
86. If the engine oil is not between the tip of the
dipstick and the maximum level mark, add
sufficient oil of the recommended type to raise
it to the correct level. NOTICE: Be sure the
engine oil is at the correct level, otherwise
engine damage may result.
[ECB00851]
7. Insert the dipstick into the oil filler hole, and then tighten the engine oil filler cap.
8. Install the panel. To change the engine oil (with or without oil fil-
ter cartridge replacement)
1. Place the ATV on a level surface.
2. Remove panel E. (See page 8-10.)
3. Start the engine, warm it up for several min- utes, and then turn it off.
4. Place an oil pan under the engine to collect the used oil.
5. Remove the engine oil filler cap, and then re- move the engine oil drain bolt and its gasket to
drain the oil from the crankcase.1. Engine oil dipstick
2. Maximum level mark
3. Tip of the engine oil dipstick
1. Engine oil drain bolt
2. Gasket
12
U1CT62E0.book Page 18 Friday, May 11, 2012 9:03 AM
Page 114 of 172
8-22
83. If the oil is below the brim of the filler hole, add
sufficient oil of the recommended type to raise
it to the correct level.
4. Check the oil filler bolt gasket for damage, and replace it if necessary.
5. Install the oil filler bolt and its gasket, and then tighten the bolt to the specified torque. To change the final gear oil
1. Place the ATV on a level surface.
2. Remove the engine guard and the final gear case guard by removing the bolts.
3. Place an oil pan under the final gear case to collect the used oil.
4. Remove the final gear oil filler bolt, the final gear oil drain bolt and their gasket to drain the
oil from the final gear case.
1. Final gear oil filler bolt
2. Gasket
3. Final gear oil
4. Correct oil levelTightening torque:Final gear oil filler bolt:22 Nm (2.2 m·kgf, 16 ft·lbf)1
2
3
4
1. Engine guard
2. Final gear case guard
3. Bolt
2
3 3
U1CT62E0.book Page 22 Friday, May 11, 2012 9:03 AM
Page 117 of 172

8-25
8
3. If the oil is below the brim of the filler hole, add
sufficient oil of the recommended type to raise
it to the correct level.
4. Check the gasket for damage, and replace it if necessary.
5. Install the oil filler bolt and its gasket, and then tighten the bolt to the specified torque.
To change the differential gear oil 1. Place the ATV on a level surface.
2. Place an oil pan under the differential gear case to collect the used oil.
3. Remove the differential gear oil filler bolt, the differential gear oil drain bolt and their gasket
to drain the oil from the differential gear case. 4. Install the drain bolt and its new gasket, and
then tighten the bolt to the specified torque.
5. Refill with the recommended differential gear oil to the brim of the filler hole as shown.
NOTICE: Be sure no foreign material en-
ters the differential gear case.
[ECB00411]
Tightening torque: Differential gear oil filler bolt:23 Nm (2.3 m·kgf, 17 ft·lbf)
1. Differential gear oil drain bolt
2. GasketTightening torque: Differential gear oil drain bolt:9.8 Nm (0.98 m·kgf, 7.1 ft·lbf)
12
U1CT62E0.book Page 25 Friday, May 11, 2012 9:03 AM
Page 162 of 172

10-2
10
Lubrication system:Wet sumpEngine oil:Recommended brand:
YAMALUBE
Type: SAE 5W-30, 10W-30, 10W-40, 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:
2.30 L (2.43 US qt, 2.02 Imp.qt)
With oil filter cartridge replacement: 2.40 L (2.54 US qt, 2.11 Imp.qt)
Final gear oil:Type:Yamaha Friction Modified Shaft Drive Gear Oil
Quantity:
0.38 L (0.40 US qt, 0.33 Imp.qt)Differential gear oil:Type:Yamaha Friction Modified Shaft Drive Gear Oil or SAE 80
API GL-4 Hypoid gear oil
Quantity: 0.23 L (0.24 US qt, 0.20 Imp.qt)Cooling system:Coolant reservoir capacity (up to the maximum level mark):0.25 L (0.26 US qt, 0.22 Imp.qt)
Radiator capacity (including all routes): 1.32 L (1.40 US qt, 1.16 Imp.qt)Air filter:Air filter element:Wet elementFuel:Recommended fuel:
YFM450FAD Unleaded gasoline only
YFM450FAPD Unleaded gasoline only
YFM45FGD Regular unleaded gasoline only
YFM45FGPAD Regular unleaded gasoline only
YFM45FGPD Regular unleaded gasoline only
YFM45FGPHD Regular unleaded gasoline only
Fuel tank capacity: 15.0 L (3.96 US gal, 3.30 Imp.gal)
Fuel reserve amount:
4.5 L (1.19 US gal, 0.99 Imp.gal)
0 10 30 50 70 90 110 130 F
–20 –10 0 10 20 30 40 50 CSAE 5W-30
SAE 10W-30
SAE 10W-40
SAE 15W-40
SAE 20W-40SAE 20W-50
U1CT62E0.book Page 2 Friday, May 11, 2012 9:03 AM