Yamaha F150B - Page 49

2-6
Electronic control system
0
1
2
3
4
5
6
7
8
9
10
A
Circuit diagram
YDIS
Engine
ECM
14
15
10
34
33
8
35
7
4
37
31
40
39
41
17
27
3
2
43
30
P
BZ
32
42
26
13
16
T
Pulser coil #1
Pulser coil #2
TPS
Same marks are connected by each other.
Air pressure sensor
Ground
Engine temperature sensor
Air temperature sensor
Neutral switch
Thermoswitch
Engine shut-off switch
Battery
Main relay
Main switch
High-pressure fuel pump
Fuel injector #1
Fuel injector #2
Fuel injector #3
Fuel injector #4
Tacho meter
Check engine lamp
Alert buzzer
Pulser coil #1
Pulser coil #2
Air pressure sensor
Ground
Engine temperature sensor
Air temperature sensor
Engine shut-off switch
Thermoswitch
Neutral switch
Engine start switch
Battery
Main relay
Same marks are connected by each other.
Fuel injector #1
Fuel injector #2
Fuel injector #3
Fuel injector #4
Diagnostic flash indicator
Alert buzzer
Tachometer
High-pressure fuel pump
Engine
ECM