Snowmobile Yamaha FX10X, FX10RTX, FX10RTRX, FX10RTRAX, FX10MTX, FX10MTRX, FX10MTRAX. Manual - part 84

 

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Snowmobile Yamaha FX10X, FX10RTX, FX10RTRX, FX10RTRAX, FX10MTX, FX10MTRX, FX10MTRAX. Manual - part 84

 

 

8-30

+

ELEC

SIGNAL SYSTEM

SIGNAL SYSTEM

CIRC

UIT D

IAGRA

M

R

/W

L/

W

(BLACK)

L/

W

R

/G

R

/W

L/

W

Y

Lg

G

(BLACK)

B

Br

/B

L

R

/WG

/Y

R

/G

R

/L

R

/WL

/R

R

W

Br

Br/L

Y

/R

P

/L

W

/G

R

/G

Br

/L

L

/B

O

Lg

B

G

/Y

L

/R

B

G

/B

R

/Y

Br

/L

R

/B

Gy

/R

O

/G

L

Br

/W

P

G

/W

L

/WR

/W

Gy

P

/W

R

/LC

h

Y

/L

W

L

/Y

B

/L

Y

/W

Y

/GB

/Y

Y

Lg

R

/W

L

/W

Y

/G

Lg

R

/W

L

/W

R

/W

L

/W

R

/G

Ch

Y

G

B

G

/Y

Br

/L

B

/Y

L

/Y

Lg

Y

/R

R

/Y

Gy

O

Gy

/R

O

/G

R

/B

G

/B

L

/B

B

B

L

/R

R

/L

L

Y

W

P

/W

P

G

/W

Br

/W

B

/L

R

/G

P

/L

W

/G

Br

/L

Y

/W

Y

/L

R

/BR

/L

G

/BR

/L

L

/BR

/L

B

B

HI

LO

G

B

Y

Y

G

B

G

B

Y

B

L

B

L

(BLACK)

(BLACK)

B

L/

W

Br

R

/Y

R

/W

Br

/W

Br

R

OFF

ON

START

RUN

STOP

OFF

ON

CLOSE

OPEN

Y

/L

Y

/W

Ch

Y

/WY

/L

B

/L

P

O

/R

B

/W

LW

B

/L

G

L

/R

B

LY

B

L

/W

Lg

G

L

W

/B

G

B

O

/B

L/

BG

/BR

/BR

/L

P

/W

R

/G

Y

B

/L

L

P

R

/YW

/G

Br

/L

(GRAY)

P

/L

L/

B

G

/B

R

/B

R

/L

P

/W

R

/G

Y

B

/L

L

P

/BR

/Y

W

/G

Br

/L

(GRAY)

P

/L

Y

/G

Y

/G

B

/L

Ch

(BLACK)

(BLACK)

B

/Y

B

/Y

G

L/

R

B

L/

R

G

B

L

/Y

Ch

Y

R

/B

R

/W

G

/B

R

/W

G

/B

Y

R

/B

L

/Y

Ch

G

/W

B

/L

B

/L

G

/W

Br

/W

(BLACK)

Br

Br

(BLACK)

R

/W

B

/L

(BLACK)

Gy

Gy

(BLACK)

B

R

/W

(BLACK)

O

R

/W

(BLACK)

Gy

/R

R

/W

(BLACK)

O

/G

R

/LR

/B

(GRA

Y)

R

/LG

/B

(GRA

Y)

R

/LL

/B

(GRA

Y)

B

/L

Y

L

(BLACK)

B

R

/L

R

/G

P

/L

R

/Y

(BLACK)

Br

/L

W

/G

R

/Y

G

/W

B

/L

(DARK GREEN)

Y

/G

B

W

Lg

B

L/R

G

G

L/R

B

(GREEN)

G

G

/B

Ch

Br

P

P

L/R

B

Y/R

B

B

B

Y/R

B

B

(GREEN)

(GRA

Y)

Ch

R

/B

Br

/W

B

/L

(BLACK)

L

(BLACK)

P

/W

B

/L

L

(BLACK)

P

/BB

/L

W

(GRAY)

WW

R

(BLACK)

B

R

R

R

/WG

/BL

/YR

/B

(BLACK)

Ch

Y

WIRE HARNESS

FUEL INJECTION SYSTEM

SUB-WIRE HARNESS

A

WIRE

HARNESS

OIL PRESSURE

SWITCH

SUB-LEAD

B

WIRE

HARNESS

WIRE

HARNESS

TAIL/BRAKE

 LIGHT 

SUB-LEAD

SPEEDOMETER

UNIT SUB-LEAD

C

E

WIRE

HARNESS

REVERSE SWITCH

SUB-WIRE HARNESS

F

WIRE

HARNESS

COOLANT

TEMPERATURE

SENSOR SUB-LEAD

G

L/

R

B

B

L/

R

È

É

ÈÉ

R

Gy

B

B

/L

R

/Y

L

/W

Br

B

Br
R

W

W

W

R

R

O

/B

O

/B

B

L

/W

L

/R

Br

/B

R

/Y

Br

/B

R

/W

L

B

B

R

B

B

Br

R

/W

B

/Y

Lg

Y

/R

Y

/R

B

B

B

Y

/G

R

/G

R

/L

R

/W

L

/R

R

/L

B

R

/Y

G

/W

B/L

B/L

Br/W

R

/Y

Ch

L

L

/W

L

/W

Ch

R

/B

L

/R

G

G

L/

R

B

G

/B

Ch

Ch

Ch

Ch

Lg

B

G

/Y

Br/L

W

W

W

W

R

R

Lg

R

/W

O

R

/W

Gy

/R

R

/W

O

/G

L

Y

B

/L

L

W

B

/L

R

Y

Lg

R

/W

R

/W

R

/W

Y

Y

Y

G

B

L

/Y

Y

/W

Ch

Y

/L

L

/Y

G

/B

R

/B

E

E

R

/B

R

/B

E

R

/B

A

G

/B

A

L

/B

R

/B

G

/B

L

/B

A

L

L

A

Y

Y

L

/R

L

/R

F

Y

/G

Y

/G

B

A

B

/L

B

/L

A

R

/G

R

/G

A

P

/L

P

/L

A

W

/G

W

/G

A

Br

/L

P

/W

B

/L

L

P

/B

B

/L

L

Br

/L

R

/G

P

/L

W

/G

Br

/L

A

R

/Y

A

P

/W

A

P

A

G

/W

G

B

/L

R

/Y

P

/W

P

/B

G

/W

B

/L

G

E

G

/B

L

/Y

G

/B

E

E

B

B

C

B

B

B

P

P

L

/R

B

F

G

G

C

L/

R

L/

R

C

R

/L

R

/L

A

(BLACK)

(BLACK)

Lg

EE

F

G

H

I

J

J

J

K

8

9

0

A

BC

D

1

2

3

4

5

6

7

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

[

\

]

_

a

b

c

d

e

f

g

h

h

i

j

k

l

m

n

o

p

q

r

8-31

+

ELEC

SIGNAL SYSTEM

SIGNAL SYSTEM

CIRCUIT DIAGRAM

1 Rectifier/regulator
2 AC magneto
4 Main switch
5 Main fuse
6 Load control relay
7 Battery
B Engine stop switch
H ECU (engine control unit)
S Speed sensor
W Coolant temperature sensor
Z Frame ground
[ DC back buzzer
\ Gear position switch
] Brake light switch
_ Tail/brake light
a Fuel sender
b Oil level switch
d Multi-function meter
e Warning light
f Low coolant temperature indi-

cator light

n Ignition fuse
p Signal fuse

È FX10MT/FX10MTR/

FX10MTRA

É FX10/FX10RTR/FX10RTRA/

FX10MTR/FX10MTRA

8-32

+

ELEC

SIGNAL SYSTEM

TROUBLESHOOTING

Check the main fuse, ignition fuse, and signal fuse.
Refer to “FUSE INSPECTION” in CHAPTER 2.

Check the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 2.

Check the stator coil.
Refer to “CHARGING SYSTEM”.

Check the engine stop switch and main switch.
Refer to “IGNITION SYSTEM”.

Check the brake light switch.

Check the load control relay.
Refer to “LIGHTING SYSTEM”.

Check the signal system wiring.
Refer to “CIRCUIT DIAGRAM”.

Correct the connection and/or replace the tail/brake 
light, rectifier/regulator, and/or ECU.

BRAKE LIGHT DOES NOT COME ON.

OK

FAULTY

Replace the main fuse, ignition fuse, and/or signal 
fuse.

OK

OUT OF SPECIFICATION

Replace or charge the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 
2.

OK

OUT OF SPECIFICATION

Replace the stator coil.

OK

FAULTY

Replace the right handlebar switch and/or main 
switch.

OK

FAULTY

Replace the brake light switch.

OK

FAULTY

Replace the load control relay.

OK

FAULTY

Properly connect or repair the signal system wir-
ing.

8-33

+

ELEC

SIGNAL SYSTEM

Check the main fuse and ignition fuse.
Refer to “FUSE INSPECTION” in CHAPTER 2.

Check the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 2.

Check the engine stop switch and main switch.
Refer to “IGNITION SYSTEM”.

Check the coolant temperature sensor.

Check the signal system wiring.
Refer to “CIRCUIT DIAGRAM”.

Correct the connection and/or replace the 
speedometer unit and/or ECU.

LOW COOLANT TEMPERATURE INDICATOR LIGHT, COOLANT TEMPERATURE WARNING 

INDICATOR AND/OR WARNING LIGHT DO NOT COME ON.

OK

FAULTY

Replace the main fuse and/or ignition fuse.

OK

OUT OF SPECIFICATION

Replace or charge the battery.
Refer to “BATTERY INSPECTION” in CHAPTER 
2.

OK

FAULTY

Replace the right handlebar switch and/or main 
switch.

OK

FAULTY

Replace the coolant temperature sensor.

OK

FAULTY

Properly connect or repair the signal system wir-
ing.

 

 

 

 

 

 

 

Content   ..  82  83  84  85   ..