Yamaha F400A 2022 - Page 131

3-40
System diagram
Ref.
No.
Part name Part No. Remarks
1 Engine ECM —
2SCU —
3 Main wire harness (16P)
6X6-8258A-91 1.5 m (5 ft)
6X6-8258A-51 3.7 m (12 ft)
6X6-8258A-61 5.2 m (17 ft)
6X6-8258A-01 6 m (19 ft)
6X6-8258A-11 7 m (23 ft)
6X6-8258A-21 8 m (26 ft)
6X6-8258A-31 10 m (32 ft)
6X6-8258A-41 12 m (39 ft)
6X6-8258A-71 15 m (49 ft)
6X6-8258A-81 24 m (79 ft)
4
SCU communication lead (Starboard
side/Port side)
6X9-81115-00 0.3 m (1 ft)
6GR-81115-00 1.5 m (5 ft)
6GR-81115-10 3.0 m (10 ft)
5 SCU communication lead (Center)
6X9-81115-10 0.3 m (1 ft)
6GR-81115-20 1.5 m (5 ft)
6GR-81115-30 3.0 m (10 ft)
6Pigtail bus wire
6Y8-82521-01 0.3 m (1 ft)
6Y8-82521-11 0.6 m (2 ft)
6Y8-82521-21 0.9 m (3 ft)
6Y8-82521-31 1.8 m (6 ft)
6Y8-82521-41 2.7 m (9 ft)
6Y8-82521-51 3.6 m (12 ft)
7 Helm harness (Main/Multi)
6GR-8258A-11 0.9 m (3 ft)
6GR-8258A-51 1.8 m (6 ft)
6GR-8258A-61 2.7 m (9 ft)
8 Digital Electronic Control 6X9-48210-01 Main station
9 Split harness 2 6X9-8258A-D0
10 Split harness 3 6X9-8258A-E0
11 BCU 6X9-8591T-51
12 EKS harness 6X9-82716-B0 DEC to switch panel
13 Power switch 6X9-82570-01
14 Start/stop switch 6X9-82570-61
15 Engine shut-off switch 6X9-82570-D1 Main station/Joystick station