Yamaha 2013 FJR1300AS Service Manual page 36

• ABS ECU
The ABS ECU is integrated with the hydraulic unit to achieve a compact and lightweight design.
As shown in the block following diagram, the ABS ECU receives wheel sensor signals from the front
and rear wheels and also receives signals from other monitor circuits.
6
5
4
2
3
10
1
13
37
14
35
36
15
34
33
32
1. Battery
2. AC magneto
3. Rectifier/regulator
4. Main fuse
5. ABS motor fuse
6. ABS solenoid fuse
7. Main switch
8. ABS ECU fuse
9. Signaling system fuse
10. Front brake light switch
11. Brake light fuse
12. Rear brake light switch
13. Brake switch relay
14. Brake light relay
15. Tail/brake light
16. Hydraulic unit assembly
17. ABS ECU
18. Solenoid relay
19. ABS motor relay
The necessary actions are confirmed using the monitor circuit and control signals are transmitted to
the hydraulic unit assembly.
7
8
16
9
11
12
17
31
18
19
20 21 22 23 24 25
20. Front brake inlet solenoid
21. Front brake outlet solenoid
22. Rear brake inlet solenoid
23. Rear brake outlet solenoid
24. Unified brake system inlet solenoid
25. Unified brake system outlet solenoid
26. ABS motor
27. ECU (engine control unit)
28. Meter assembly
29. ABS warning light
30. Speedometer
31. ABS test coupler
32. Rear wheel sensor
33. Front wheel sensor
34. Start switch
35. Starting circuit cut-off relay
36. Starter motor
37. Starter relay
1-27
FEATURES
27
26
28
29
30