Yamaha F150A - ECM Coupler Layout

5-11
ECM circuit
ECM coupler layout
1 2 3 4 5 6 7 8 9 10111213141516171819202122
23242526272829303132333435363738394041424344
No. Connecting part Color
1
6Y8 Multifunction
Meter
White
2 Tachometer Green
3Alert buzzer Pink
4 Engine shut-off switch White
5 Water detection switch Blue/White
6 Vaper shut-off valve Green/Black
7 Air temperature sensor Black/Yellow
8 Sensor ground Black
9 Shift cut-off switch Blue/Yellow
10 Sensor power source Orange
11 Water pressure sensor Blue/White
12 Speed sensor Blue
13 Engine start switch Yellow
14 Pulser coil #1 White/Red
15 Pulser coil #2 White/Black
16 Main relay Yellow/Green
17 Fuel injector #4 Purple/Green
18 ISC valve Green/Black
19 ISC valve Green
20 ISC valve Green/Red
21 ISC valve Green/Yellow
22 Ignition coil #1, 4 Black/Orange
23
6Y8 Multifunction
Meter
Blue
24
Low oil pressure alert
indicator
Pink/White
25 — —
26 YDIS White/Black
27
Diagnostic flash indi-
cator
Blue/White
28
Overheat alert indica-
tor
Pink/Black
29 Oil pressure sensor Pink/White
30 Battery power source Red/Yellow
31 Shift position switch Blue/Green
32 Ground Black
33 Air pressure sensor Pink/Green
34 TPS Pink
35
Engine temperature
sensor
Black/Yellow
36 Trim sensor Pink
37 Thermoswitch Pink
38 — —
39 Fuel injector #2 Purple/Black
40 Fuel injector #1 Purple/Red
41 Fuel injector #3 Purple/Yellow
42 Ground Black
43
High-pressure fuel
pump
Blue
44 Ignition coil #2, 3 Black/White
No. Connecting part Color