TROUBLESHOOTING
Troubleshooting Fuses, Relays and Harnesses
12/05
6LY3 Service Manual
13-25
© 2007 Yanmar Marine International
Control Panel, 1st Station
Disconnect the 12-pin connector
(Figure 13-2, (1))
above the fuel injection pump.
Check continuity between pins 1 and 3 and ground.
Figure 13-2
Figure 13-2
1 – 12-Pin Connector
12-Pin Connector
Figure 13-3
Figure 13-3
(1)
0006116
No.
Connector
Destination
Remarks
1
Blank
Waterproof plug
2
5V sensor
Power supply for sub-throttle
sensor
3
1st station ON
12V energized by ON
4
Battery 12V
12V always (from the battery)
5
Emergency stop
Emergency stop (Return)
6
Sub-throttle sig.
Sub-throttle voltage
7
Sensor ground
—
8
Reserved
Unused, though there is a line
9
2nd station ON
12V energized by ON
10
Main relay
Energizing when ECU ON
11
Start
12V energized by START
12
Sub-throttle
Lamp (LED)
6
5
4
3
2
1
7
8
9
10
11
12
0006
3
10