Yanmar 4JH45 Specifications download pdf (Page 124)

SYSTEM DIAGRAMS

118 JH Series Operation Manual

Figure 7

5VS: 5V power supply for sensor

A_GND: GND for analog sensor

UB2,UB3,UB5: 12V power supply

Wire size

AWG10 <==> 5mm

2

AWG16 <==> 1.25mm

2

AWG18 <==> 0.85mm

2

AWG20 <==> 0.5mm

2

Mark

B

Green

R

White

L

W

Blue

G

Gr

Red

Y

Br

Black

O

Lg

Color

P

V

Gray

Yellow

Brown

Orange

Light Green

Pink

Purple

B69/R 0.85

K29/G 0.85

RP

Fuel temperature sensor

G10A/B 0.85

A25/Gr 0.5

A17/L 1.25

A16/R 1.25

K19/Y 0.5

A47/W 1.25

K28/W 0.85

K73/R 0.85

Rail pressure sensor

Injector

Supply pump

50A

HPP

#3#1#4 #2

A_GND

SEAL(APP-IP3)

A38/B 0.5

NC

K15/Br 0.5

Oil pressur sw

(Eng earth)

(Eng earth)

+

-

B

S

Battery

12V

B60C/R 5.0

(Eng earth)

200A

L

W

B

Alternator

K66/L 0.85

B69/R 0.85

(Eng earth)

B52/R 3.0

Starter

B50/R 15x2

B50/R 15x2

G00/B 5.0

K66/L 0.85

(BAT)

(P)

A05/P 1.25

A07/WG 0.5

HPPSOL

A26/P 0.5

Crank speed sensor

CK

A39/W 0.5

A54/O 0.5

A05/P 1.25

A04/V 1.25

MPROP-H

A05/P 1.25

A04/V 1.25

TFO

A_GND

A51/G 0.5

A11/L 0.5

A11/L 0.5

A51/G 0.5

5VS

PRAIL

A_GND

CKSPD

CKSPD

A31/LY 1.25

INJ1-1H

INJ1-1L

INJ1-2H

A01/LW 1.25

A32/G 1.25

A02/Br 1.25

A33/L 1.25

INJ1-2L

INJ2-1H

INJ2-1L

INJ2-2H

INJ2-2L

A38A/B

A32/G 1.25

A02/Br 1.25

A01/LW 1.25

A31/Y 1.25

A17/L 1.25

A47/W 1.25

A16/R 1.25

A33/L 1.25

LOPSW

STR-RLY

A11/L 0.5

A32/G 1.25

A04/V 1.25

A47/W 1.25

A01/LW 1.25

A02/Br 1.25

A51/G 0.5

A39/W 0.5

A25/Gr 0.5

A07/WG 0.5

A54/O 0.5

A26/P 0.5

A33/L 1.25

A16/R 1.25

A07/WG 0.5

A25/Gr 0.5

A26/P 0.5

A54/O 0.5

A39/W 0.5

K28/W 0.85

K15/Br 0.5

A31/LY 1.25

A17/L 1.25

ECU

B54/R 3.0

K19/Y 0.5

A04V/Y 1.25

A05A/P 1.25

A04A

A05A

Coupler C(red)

Coupler B(yerrow)

K38/L 0.85

K29B/G 0.85

N

K19/Y 0.5

Neutral safety sw

G10/B 0.85

NUSW(APP-IP2)

K38/L 0.85

K29/G 0.85

Coupler D(gray)

K15/Br 0.5

Starter relay

B54/R 3.0

B52/R 3.0

K73/R 0.85

K28/W 0.85

B50A/R 3.0

K38/L 0.85

K28/W 0.85

K73/R 0.85

ML

K29/G 0.85

Sail drive

Amplifier

-

+

B75/L

0.85

G10A/B 0.85

G10/B 0.85

XW

129677-77010

129677-77080

129677-77040

129677-77030

/B 0.5

/YG 0.5

/RB 0.5

/L 0.5

Battery SW

Battery SW

1

2

3

L=1+2+3(m)

Allowable Length by

cross sectional area

of battery cable

50(mm

2

)

(mm

2

)

Section of cable

Allowable Length

< 3.5(m)

< 2.8(m)

40(mm

2

)

60(mm

2

)

< 4.1(m)

4281

3

95

10

6

7

1211

3

567810 11

12 1234 678

Oem

responsibility

G10B/G

0.85

/Gr 1.25

/W 1.25

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