Yanmar 6LY3 series Service Manual page 375

Troubleshooting by DTC Fault Codes
12/05
Starter Interlock Relay, Starter, Alternator
Figure 13-48
6LY3 Service Manual
Battery
Starter Interlock Relay
A
BAT
C
STR
B
ST
D
Starter Relay
1A
1B
2A
2B
© 2007 Yanmar Marine International
Fuse
20 A
Fuse
10 A
Key
Switch
Fuse
120 A
(2)
50 A
Figure 13-48
TROUBLESHOOTING
ECU
Main
Relay
ECU
21
STR
8
ST
Alternator
L
B
Starter
B
S
0006155
13-85