TROUBLESHOOTING
Troubleshooting by DTC Fault Codes
12/05
6LY3 Service Manual
13-81
© 2007 Yanmar Marine International
Wiring Diagrams
The following wiring diagrams are provided:
• Air Heater
• Rack Actuator, Rack Actuator Relay,
Emergency Switch
• Rack Position Sensor
• Sub-Throttle Indicator, Emergency Throttle
Position Sensor
• Starter Interlock Relay, Starter, Alternator
• Main Relay, 1st Station Relay, 2nd Station
Relay
• NEUTRAL Switch
Air Heater
Figure 13-44
Figure 13-44
2B
1A
1B
AHR1
4
AHR1
2A
2B
1A
1B
AHR2
5
AHR2
2A
250A
250A
0006151
Air He
a
ter Rel
a
y 1
Air He
a
ter Rel
a
y 2
Air He
a
ter 1
Air He
a
ter 2
B
a
ttery
F
us
e
F
us
e
ECU