Wiring Diagrams - Yanmar 4JH4-TE Operation Manual

7.2 Wiring Diagrams

(Color coding)
R Red
B Black
W White
L Blue
RB Red/Black
LB Blue/Black
YW Yellow/White
YB Yellow/Black
YG Yellow/Green
WL White/Blue
WB White/Black
WG White/Green
GR Green/Red
O Orange
WBr White/Brown
Engine harness
+
-
Ignition
Air heater/grow (option)
Alternator exciter
Alternator charge alarm
Engine oil pressure alarm
Engine oil pressure
Sail drive seal
Water temperature alarm
Water temperature
Sea water flow alarm
Fuel filter alarm
Pulse for tachometer
Electric stop
7. SYSTEM DIAGRAMS
1 Option
2 Alarm lamps
3 Buzzer
4 Oil pressure
5 CWF temperature
6 Sail drive seal
7 Charge
8 Fuse (3A)
9 Stop switch
10 Diodes
11 Key switch
12 Tachometer hour meter
13 Instrument panel (sub station) (Option)
14 Instrument panel (main station) (Option)
15 Wire harness
16 Relay
17 Wire harness for sub panel
18 Amplifier only for sail drive
19 Procured by customer
20 Battery
21 Battery switch
22 Engine stop solenoid with VE pump
23 Air heater
24 Option
25 Stop relay
26 Starter relay
27 Starter
28 Cooling water temperature switch
29 Engine oil pressure switch
30 Alternator
31 Earth bolt
32 Only for sail drive
33 Details of coupler (View from A-A)
34 Seawater
35 Fuel filter
36 Alarm oil pressure meter
37 Alarm water temperature meter
38 Fuel filter switch
39 Oil pressure sender
40 Cooling water temperature sender
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