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Yamaha MT-09 2021 - Ecu Circuit Diagram; System Diagram

Yamaha MT-09 2021
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9-5
SYSTEM DIAGRAM
EAS20387
SYSTEM DIAGRAM
EAS32920
ECU CIRCUIT DIAGRAM
M
1. ECU (Engine
Control Unit)
4. Electronic throttle valve fuse
5. Backup fuse 2
41. Injector #1
42. Injector #2
43. Injector #3
46. Ignition coil #1
9. Starter
relay
14. Engine stop
switch
21. Starter
motor
15. Stop/run/start
switch
20. Fuel
pump
22. Neutral
indicator light
44. Immobilizer unit
45. Throttle servo motor
8. Fuel pump relay
3. Main
fuse
2. Battery
25
18
1
10
7
8
9
17
A
B
A
B
29
26
32
41
96
95
80
34
33
66
83
82
67
98
16
15
14
64
47. Ignition coil #2
48. Ignition coil #3
12. Sidestand
switch
23. Tail/brake light
10. Brake
light relay
18. Rear brake
light switch
17. Front brake
light switch
*1
16. Clutch
switch
19. Rectifier/regulator
7. Starting circuit
cut-off relay
13. Neutral
switch
35. Cruise control power switch
36. Cruise control setting switch (SET–)
37. Cruise control setting switch (SET
+
)
38. Clutch
switch
39. Front brake
light switch
40. Rear brake
light switch
6. Ignition
fuse 2
11. Main
switch
25. Intake air pressure sensor 2
24. Crankshaft position sensor
26. Intake air pressure sensor 1
27. Coolant temperature sensor
28. Intake air temperature sensor
29. Shift sensor
30. Gear position sensor
31. O
2
sensor
72
76
69
68
86
71
73
89
84
5
88
102
103

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