TIGHTENING TORQUES
2-14
Front brake disc bolt
M6
6
12 N·m (1.2 kgf·m, 8.9 lb·ft)
/
Rear brake disc bolt
M6
6
12 N·m (1.2 kgf·m, 8.9 lb·ft)
/
Footrest bracket bolt
M10
4
55 N·m (5.5 kgf·m, 41 lb·ft)
Rear brake pedal bolt
M8
1
26 N·m (2.6 kgf·m, 19 lb·ft)
Rear brake pedal adjusting locknut
M6
1
6 N·m (0.6 kgf·m, 4.4 lb·ft)
Rear brake master cylinder bolt
M6
2
10 N·m (1.0 kgf·m, 7.4 lb·ft)
Rear brake master cylinder reservoir
cap bolt
M4
2
1.5 N·m (0.15 kgf·m, 1.1 lb·ft)
Rear brake hose union bolt
M10
2
30 N·m (3.0 kgf·m, 22 lb·ft)
Rear brake caliper bleed screw
M8
1
5 N·m (0.5 kgf·m, 3.7 lb·ft)
Rear brake pad pin
M10
1
17 N·m (1.7 kgf·m, 13 lb·ft)
Rear brake pad pin plug
M10
1
2.5 N·m (0.25 kgf·m, 1.8 lb·ft)
Rear wheel axle nut
M22
1
135 N·m (13.5 kgf·m, 100 lb·ft)
Drive chain puller locknut
M8
2
21 N·m (2.1 kgf·m, 15 lb·ft)
Rear wheel sprocket nut
M8
6
42 N·m (4.2 kgf·m, 31 lb·ft)
Nipple (spoke)
—
72
2.5 N·m (0.25 kgf·m, 1.8 lb·ft)
Rear brake caliper protector bolt
M6
2
7 N·m (0.7 kgf·m, 5.2 lb·ft)
Engine mounting bolt (upper side)
M10
2
45 N·m (4.5 kgf·m, 33 lb·ft)
Engine mounting bolt (front side)
M10
1
55 N·m (5.5 kgf·m, 41 lb·ft)
Engine mounting bolt (lower side)
M10
1
53 N·m (5.3 kgf·m, 39 lb·ft)
Engine bracket bolt (upper side)
M8
4
34 N·m (3.4 kgf·m, 25 lb·ft)
Engine bracket bolt (front side)
M8
2
34 N·m (3.4 kgf·m, 25 lb·ft)
Rear frame bolt
M8
4
38 N·m (3.8 kgf·m, 28 lb·ft)
Engine guard bolt (right side)
M6
1
7 N·m (0.7 kgf·m, 5.2 lb·ft)
Pivot shaft nut
M16
1
75 N·m (7.5 kgf·m, 55 lb·ft)
/
Rear shock absorber assembly
upper nut
M10
1
56 N·m (5.6 kgf·m, 41 lb·ft)
Rear shock absorber assembly
lower nut
M10
1
53 N·m (5.3 kgf·m, 39 lb·ft)
Relay arm nut (swingarm side)
M14
1
70 N·m (7.0 kgf·m, 52 lb·ft)
Connecting arm nut (relay arm side)
M14
1
80 N·m (8.0 kgf·m, 59 lb·ft)
Connecting arm nut (frame side)
M14
1
80 N·m (8.0 kgf·m, 59 lb·ft)
Brake hose holder screw
M5
4
3.5 N·m (0.35 kgf·m, 2.6 lb·ft)
Drive chain tensioner bolt (upper
side)
M8
1
16 N·m (1.6 kgf·m, 12 lb·ft)
Drive chain tensioner bolt (lower
side)
M8
1
16 N·m (1.6 kgf·m, 12 lb·ft)
Bolt (drive chain support)
M6
1
7 N·m (0.7 kgf·m, 5.2 lb·ft)
Item
Thread
size
Q’ty
Tightening torques
Remarks
LT
LT
LT
LS
Summary of Contents for YZ450FP 2023
Page 6: ...EAM20162 YAMAHA MOTOR CORPORATION U S A YZ MOTORCYCLE LIMITED WARRANTY...
Page 10: ......
Page 44: ...MOTORCYCLE CARE AND STORAGE 1 32...
Page 61: ...TIGHTENING TORQUES 2 16...
Page 72: ...CABLE ROUTING DIAGRAM 2 27 Frame and battery top view 2 1 B 5 4 3 A 7 4 E 6 D 2 3 C...
Page 76: ...CABLE ROUTING DIAGRAM 2 31...
Page 154: ...REAR BRAKE 4 38 system Refer to BLEEDING THE HYDRAULIC BRAKE SYSTEM on page 3 26...
Page 194: ...CHAIN DRIVE 4 78...
Page 278: ...TRANSMISSION 5 82...
Page 300: ...IGNITION SYSTEM 8 1 EAM20142 IGNITION SYSTEM EAM30277 CIRCUIT DIAGRAM...
Page 305: ...IGNITION SYSTEM 8 6...
Page 306: ...ELECTRIC STARTING SYSTEM 8 7 EAM20143 ELECTRIC STARTING SYSTEM EAM30279 CIRCUIT DIAGRAM...
Page 310: ...CHARGING SYSTEM 8 11 EAM20144 CHARGING SYSTEM EAM30282 CIRCUIT DIAGRAM...
Page 313: ...CHARGING SYSTEM 8 14...
Page 314: ...FUEL INJECTION SYSTEM 8 15 EAM20145 FUEL INJECTION SYSTEM EAM30284 CIRCUIT DIAGRAM B...
Page 339: ...FUEL INJECTION SYSTEM 8 40...
Page 340: ...FUEL PUMP SYSTEM 8 41 EAM20146 FUEL PUMP SYSTEM EAM30287 CIRCUIT DIAGRAM...
Page 356: ...ELECTRICAL COMPONENTS 8 57...
Page 372: ...SELF DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 9 15...
Page 382: ...CHASSIS 10 9...
Page 384: ......
Page 386: ......
Page 387: ...B YZ450FP 2023 WIRING DIAGRAM BHR 2819U 10_W D indd 1 2022 08 09 13 16 06...