3-14
ENGINE
CAUTION:
Make sure the breather hoses are routed
correctly.
EAS00099
CHECKING THE EXHAUST SYSTEM
The following procedure applies to all of the ex-
haust pipes and gaskets.
1. Check:
• Exhaust pipes “1”
• Muffler “2”
Cracks/damage
→
Replace.
• Gaskets “3”
Exhaust gas leaks
→
Replace.
2. Check:
• Tightening torques
Exhaust pipe nut “4”
20 Nm (2.0 m·kg, 14 ft·lb)
Exhaust pipe joint bolt “5”
18 Nm (1.8 m·kg, 13 ft·lb)
Exhaust pipe and frame bolt “6”
25 Nm (2.5 m·kg, 18 ft·lb)
Exhaust pipe and muffler bolt “7”
18 Nm (1.8 m·kg, 13 ft·lb)
Muffler stay and muffler bolt “8”
22 Nm (2.2 m·kg, 16 ft·lb)
Muffler stay and frame bolt “9”
22 Nm (2.2 m·kg, 16 ft·lb)
Cover bolt “10”
8 Nm (0.8 m·kg, 5.8 ft·lb)
Protector bolt “11”
6 Nm (0.6 m·kg, 4.3 ft·lb)
O2 sensor “12”
45 Nm (4.5 m·kg, 32 ft·lb)
EAS00102
CHECKING THE COOLANT LEVEL
1. Stand the motorcycle on a level surface.
NOTE:
• Place the motorcycle on a suitable stand.
• Make sure the motorcycle is upright.
2. Check:
• Coolant level
The coolant level should be between the
maximum level mark “a” and minimum level
mark “b”.
Below the minimum level mark
→
Add the
recommended coolant to the proper level.
11
7
11
6
3
1
5
10
11
3
9
1
4
4
5
12
9
11
8
2
Summary of Contents for XT660Z 2008
Page 1: ...SERVICE MANUAL 2008 11D F8197 E0 XT660Z ...
Page 8: ......
Page 24: ......
Page 44: ...2 20 TIGHTENING TORQUES Cylinder head tightening sequence 2 4 3 1 ...
Page 54: ...2 30 COOLING SYSTEM DIAGRAMS 1 2 3 4 5 6 7 9 10 11 12 5 8 11 A ...
Page 57: ...2 33 LUBRICATION DIAGRAMS LUBRICATION DIAGRAMS 1 A A A A B B B A A B 3 2 2 4 1 1 5 5 ...
Page 59: ...2 35 LUBRICATION DIAGRAMS A A A A 3 1 2 3 4 ...
Page 60: ...2 36 LUBRICATION DIAGRAMS 1 Oil delivery pipe 2 2 Oil delivery pipe 1 3 Oil filter 4 Oil pump ...
Page 61: ...2 37 LUBRICATION DIAGRAMS 1 7 2 3 4 5 6 A ...
Page 63: ...2 39 LUBRICATION DIAGRAMS 1 6 5 4 3 2 ...
Page 65: ...2 41 CABLE ROUTING CABLE ROUTING ...
Page 67: ...2 43 CABLE ROUTING ...
Page 69: ...2 45 CABLE ROUTING ...
Page 71: ...2 47 CABLE ROUTING ...
Page 73: ...2 49 CABLE ROUTING ...
Page 75: ...2 51 CABLE ROUTING ...
Page 77: ...2 53 CABLE ROUTING ...
Page 79: ...2 55 CABLE ROUTING ...
Page 81: ...2 57 CABLE ROUTING ...
Page 83: ...2 59 CABLE ROUTING ...
Page 176: ...4 56 FRONT FORK WARNING Make sure the brake hoses are routed prop erly 1 2 3 ...
Page 270: ......
Page 284: ......
Page 301: ...7 17 FUEL INJECTION SYSTEM WIRING DIAGRAM ...
Page 324: ......
Page 327: ...8 1 IGNITION SYSTEM EAS27090 IGNITION SYSTEM EAS27110 CIRCUIT DIAGRAM ...
Page 331: ...8 5 ELECTRIC STARTING SYSTEM EAS27160 ELECTRIC STARTING SYSTEM EAS27170 CIRCUIT DIAGRAM ...
Page 337: ...8 11 CHARGING SYSTEM EAS27200 CHARGING SYSTEM EAS27210 CIRCUIT DIAGRAM ...
Page 338: ...8 12 CHARGING SYSTEM 2 A C magneto 5 Rectifier regulator 7 Battery 8 Main fuse ...
Page 340: ...8 14 CHARGING SYSTEM ...
Page 341: ...8 15 LIGHTING SYSTEM EAS27240 LIGHTING SYSTEM EAS27250 CIRCUIT DIAGRAM ...
Page 345: ...8 19 SIGNALING SYSTEM EAS27270 SIGNALING SYSTEM EAS27280 CIRCUIT DIAGRAM ...
Page 351: ...8 25 COOLING SYSTEM EAS00807 COOLING SYSTEM CIRCUIT DIAGRAM ...
Page 354: ...8 28 COOLING SYSTEM ...
Page 355: ...8 29 IMMOBILIZER SYSTEM ET5YU1002 IMMOBILIZER SYSTEM ET5YU1003 CIRCUIT DIAGRAM ...
Page 364: ...8 38 IMMOBILIZER SYSTEM ...
Page 365: ...8 39 ELECTRICAL COMPONENTS EAS27970 ELECTRICAL COMPONENTS ...
Page 367: ...8 41 ELECTRICAL COMPONENTS ...
Page 369: ...8 43 ELECTRICAL COMPONENTS EAS27980 CHECKING THE SWITCHES ...
Page 388: ......
Page 390: ......
Page 396: ...COLOR CODE ...
Page 397: ......
Page 398: ...YAMAHA MOTOR ITALIA S P A ...
Page 399: ...XT660Z 2008 WIRING DIAGRAM ...