2005 YAMAHA VX110 battery

7-22
E
–+ELECIGNITION SYSTEM
MAIN AND FUEL PUMP RELAY
1. Check:
• Main and fuel pump relay continuity
Faulty → Replace.
Checking steps:
 Connect the tester leads to the main and
fuel pump relay terminals 5 and 6 or 7.
 Connect terminals 2 or 3 to the positive
battery terminal.
 Connect terminal 1 to the negative bat-
tery terminal.
 Check that there is continuity between
the main and fuel pump relay terminals.
 Check that there is no continuity between
the main and fuel pump relay terminals
after disconnecting terminals 1, 2, or
3.
 Connect the tester leads between main
and fuel pump relay terminals 7 and 8.
 Connect terminals 4 to the negative bat-
tery terminal.
 Connect terminal 6 to the positive bat-
tery terminal.
 Check that there is continuity between
the main and fuel pump relay terminals.
 Check that there is no continuity between
the main and fuel pump relay terminals
after disconnecting terminals 4 or 6.
–+
8
7
6
5
4
3
2
1
–+
8
7
6
5
4
3
2
1
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7-23
E
–+ELEC
ELECTRONIC CONTROL THROTTLE
VALVE RELAY
1. Check:
Electronic control throttle valve relay
continuity
Faulty →
Replace.
Checking steps:
Connect the tester leads to the electronic
control throttle valve relay terminals 4
or
5
and 6
.
Connect terminals 2
or 3
to the positive
battery terminal.
Connect terminal 1
to the negative bat-
tery terminal.
Check that there is continuity between the
electronic control throttle valve relay ter-
minals.
Check that there is no continuity between
the electronic control throttle valve relay
terminals after disconnecting terminals
1
, 2
, or 3
.
–+
6
5
4
3
2
1
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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7-35
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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7-37
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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7-38
E
–+ELECSTARTING SYSTEM
STARTER RELAY
1. Inspect:
Brown lead terminal
Black lead terminal
Loose →
Tighten.
2. Check:
Starter relay
Faulty →
Replace.
Checking steps:
Connect the tester leads between the
starter relay terminals as shown.
Connect the brown lead terminal to the
positive battery terminal.
Connect the black lead terminal to the
negative battery terminal.
Check that there is continuity between
the starter relay terminals.
Check that there is no continuity after the
brown or black lead is removed.
Br
B
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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7-43
E
–+ELECCHARGING SYSTEM
CHARGING SYSTEM
WIRING DIAGRAM
10A
10A
3A
30A20A
RR
BBRGGGGGG
RGGGB
R
B
4 5
32 1
1Battery
2Fuse (30 A)
3Fuse (20 A)
4Rectifier/regulator
5Lighting coilB: Black
G : Green
R: Red
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7-44
E
–+ELECCHARGING SYSTEM
FUSE
Refer to “STARTING SYSTEM”.
BATTERY
Refer to “ELECTRICAL” in Chapter 3.
LIGHTING COIL
Refer to “IGNITION SYSTEM”.
RECTIFIER/REGULATOR
Refer to “IGNITION SYSTEM”.
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