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

EAS20387

SYSTEM DIAGRAM

EAS32920

ECU CIRCUIT DIAGRAM

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