2005 YAMAHA VX110 Service Manual

7-30
E
–+ELEC
SLANT DETECTION SWITCH
1. Check:
Slant detection switch operation
Out of specification →
Replace.
NOTE:
When checking the slant detection switch be
sure to turn the switch over to both the left and
right as shown in the illustration.
PositionLead color
Blue/black
(L/B)Black/
orange
(B/O)
Normal
operation
È 4.18–5.10 k
Ω
Overturned
É
UP
UPUP
È
É É
IGNITION SYSTEM
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7-31
E
–+ELECFUEL CONTROL SYSTEM
FUEL CONTROL SYSTEM
WIRING DIAGRAM
10A
10A
3A
30A20A
RR
BBR
B/W
B/O
B/O
B/R
P/R
P/R
P/W
P/W
B/O
L/B
B/WB/R
B/O
P/RP/W
G
O
W
O
OLG
WR/YP/GY/G
B
OL
PB
Pu/RPu/B
Pu/GPu/Y
P/W
R/Y
W/B
Y/WL/R
B
BBP
P
P
BBP
R/Y
B/OL/BB/OL/B
P/G
P/W
B/O
B/O
B/YB/YR/Y
R/Y
R/Y
R/YPu/G
Pu/Y
Pu/B
Pu/RR/Y
R/Y
R/Y
R/Y
R/YY/W
Y/GL/R
O
P
P
O
R
R
L
R
R
B
BLBL
B
B/GPPB
W/BR/YB RW
9 87
E
E E E FGH I3
4
56 2 1
0
A
B
C
D J
K
1Battery
2Fuse (30 A)
3Fuse (20 A)
4Fuse (10 A)
5Fuse (10 A)
6Starter relay
7Main and fuel pump relay
8Electronic control throttle valve
relay9Slant detection switch
0Sensor assembly
(intake air pressure and intake
air temperature)
AEngine temperature sensor
BThermoswitch (engine)
CThermoswitch (exhaust)
DOil pressure switch
EFuel injectorFECM
GThrottle body assembly
HAccelerator position sensor
IElectric fuel pump
JFuel sender
KMultifunction meter
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7-32
E
–+ELECFUEL CONTROL SYSTEM
WIRING DIAGRAM
10A
10A
3A
30A20A
RR
BBR
B/W
B/O
B/O
B/R
P/R
P/R
P/W
P/W
B/O
L/B
B/WB/R
B/O
P/RP/W
G
O
W
O
OLG
WR/YP/GY/G
B
OL
PB
Pu/RPu/B
Pu/GPu/Y
P/W
R/Y
W/B
Y/WL/R
B
BBP
P
P
BBP
R/Y
B/OL/BB/OL/B
P/G
P/W
B/O
B/O
B/YB/YR/Y
R/Y
R/Y
R/YPu/G
Pu/Y
Pu/B
Pu/RR/Y
R/Y
R/Y
R/Y
R/YY/W
Y/GL/R
O
P
P
O
R
R
L
R
R
B
BLBL
B
B/GPPB
W/BR/YB RW
9 87
E
E E E FGH I3
4
56 2 1
0
A
B
C
D J
K
B: Black
G: Green
L: Blue
O : Orange
P: Pink
R: Red
W: White
B/G : Black/green
B/O : Black/orangeB/R : Black/red
B/W : Black/white
L/B : Blue/black
L/R : Blue/red
P/G : Pink/green
P/R : Pink/red
P/W : Pink/white
Pu/B : Purple/black
Pu/G : Purple/greenPu/R : Purple/red
Pu/Y : Purple/yellow
R/Y : Red/yellow
W/B : White/black
Y/G : Yellow/green
Y/W : Yellow/white
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7-33
E
–+ELECFUEL CONTROL SYSTEM
ELECTRIC FUEL PUMP
1. Check:
Fuel pump operating sound
Fuel pump does not sound →
Measure
the fuel pressure.
Refer to “FUEL INJECTION SYSTEM”
in Chapter 4.
FUEL SENDER
1. Measure:
Fuel sender resistance
Out of specification →
Replace.
Float
positionResistance (
Ω)
A 133.5–136.5
B5–7
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7-34
E
–+ELECFUEL CONTROL SYSTEM
FUEL INJECTOR
Refer to “FUEL INJECTION SYSTEM”
in Chapter 4.
MAIN AND FUEL PUMP RELAY
Refer to “IGNITION SYSTEM”.
OIL PRESSURE SWITCH
Refer to “INDICATION SYSTEM”.
THERMOSWITCH (ENGINE)
Refer to “IGNITION SYSTEM”.
THERMOSWITCH (EXHAUST)
Refer to “IGNITION SYSTEM”.
SLANT DETECTION SWITCH
Refer to “IGNITION SYSTEM”.
REMOTE CONTROL UNIT
(DELUXE MODEL ONLY)
Refer to “REMOTE CONTROL SYS-
TEM (DELUXE MODEL ONLY)”.
THROTTLE POSITION SENSOR
Refer to “IGNITION SYSTEM”.
ACCELERATOR POSITION SENSOR
Refer to “IGNITION SYSTEM”.
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7-35
E
–+ELECSTARTING SYSTEM
STARTING SYSTEM
WIRING DIAGRAM
WBrBRFREE
PUSHBWFREE
PUSH
Br BrFREE
PUSH
BW
W
BrBrBrBrR
RB/O
10A
10A
3A
30A20A
RR
B
BBR
BBr
BBr
B
B/W
B/O
B/O
B/R
P/R
P/R
P/W
P/W
B/O
B/WB/R
B/O
P/RP/W
W
W
WL
RY
G
O
W
O
OLG
W
Y
W
G/O
R/YY/G
BOL
BW
R/Y
Y/WL/R
B
B
G/OB/OG/OR/YB/O
R/Y
R/Y
R/Y
Y/W
Y/GL/R
Y
O
O
R
RL
R
B
BLBL
Y BrL R B
Br W
09
B
C DEF G
5 4
6
78 3 I
HJ1
2
A
1Battery
2Starter motor
3Fuse (30 A)
4Fuse (20 A)
5Fuse (3 A)
6Fuse (10 A)
7Fuse (10 A)
8Starter relay
9Main and fuel pump relay0Electronic control throttle valve
relay
ACam position sensor
BRemote control unit
CAntenna
DECM
EThrottle body assembly
FAccelerator position sensor
GElectric fuel pumpHStart switch
IEngine stop switch
JEngine shut-off switch
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7-36
E
–+ELEC
WIRING DIAGRAM
WBrBRFREE
PUSHBWFREE
PUSH
Br BrFREE
PUSH
BW
W
BrBrBrBrR
RB/O
10A
10A
3A
30A20A
RR
B
BBR
BBr
BBr
B
B/W
B/O
B/O
B/R
P/R
P/R
P/W
P/W
B/O
B/WB/R
B/O
P/RP/W
W
W
WL
RY
G
O
W
O
OLG
W
Y
W
G/O
R/YY/G
BOL
BW
R/Y
Y/WL/R
B
B
G/OB/OG/OR/YB/O
R/Y
R/Y
R/Y
Y/W
Y/GL/R
Y
O
O
R
RL
R
B
BLBL
Y BrL R B
Br W
09
B
C DEF G
5 4
6
78 3 I
HJ1
2
A
B: Black
Br : Brown
G: Green
L: Blue
O : Orange
R: Red
W: White
Y : Yellow
B/O : Black/orangeB/R : Black/red
B/W : Black/white
G/O : Green/orange
L/R : Blue/red
P/R : Pink/red
P/W : Pink/white
R/Y : Red/yellow
Y/G : Yellow/green
Y/W : Yellow/white
STARTING SYSTEM
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7-37
E
–+ELECSTARTING SYSTEM
BATTERY
Refer to “ELECTRICAL” in Chapter 3.
WIRING CONNECTIONS
1. Check:
Wiring connections
Poor connections →
Properly connect.
FUSES
1. Check:
Fuses
Broken →
Replace.
NOTE:
The 3 A fuse is for the remote control unit
(Deluxe model only).
The 10 A fuse is for the main and fuel pump
relay and the electronic control throttle valve
relay.
The 20 A fuse is for main and fuel pump relay.
The 30 A fuse is for the main relay.
Fuse ratings:
3 A, 10 A, 20 A, 30 A
START SWITCH
1. Check:
Continuity
Out of specification →
Replace.
Start switch continuity
(natural color coupler)
Clip PositionLeads
Red Brown
Installed Free
Push
Removed Free
Push
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