battery YAMAHA VX110 2005 User Guide

4-12
EFUEL
THROTTLE BODY ASSEMBLY AND INTAKE
MANIFOLD
SERVICE POINTS
Fuel hose clamps removal
1. Remove:
Fuel hose clamps
CAUTION:
If the fuel hose clamps are removed with-
out cutting the joint first, the fuel hose will
be damaged.
Hose clamps installation
1. Install:
Fuel hose clamps
WARNING
Do not reuse the fuel hose clamps, always
replace them with new ones.
NOTE:
Crimp the fuel hose clamps properly to
securely fasten them.
Fuel hose disconnection
WARNING
Before disconnecting the hose, remove the
fuel tank filler cap to reduce any pressure
inside the fuel tank, and then disconnect
the battery negative lead to cut off the elec-
tric current to the electrical systems.
1. Wrap the quick connector with a cloth, and
then rotate the quick connector tab 1
to
the stopper position a
.
WARNING
If the quick connector is removed sud-
denly, pressurized fuel could spray out. To
gradually release the fuel pressure, be sure
to remove the quick connector slowly.
1
a
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5-1
EPOWRENGINE UNIT
ENGINE UNIT
EXPLODED DIAGRAM
REMOVAL AND INSTALLATION CHART
Step Procedure/Part name Q’ty Service points
ENGINE UNIT REMOVAL
Follow the left “Step” for removal.
Engine oil Drain.
Refer to “POWER UNIT” in Chapter 3.
Storage compartment panel Refer to “FRONT HOOD” in Chapter 8.
Battery negative and positive lead Refer to “FUSE BOX” in Chapter 7.
Fuel hose Refer to “FUEL INJECTION SYSTEM” in
Chapter 4.
Water lock and exhaust joint Refer to “EXHAUST SYSTEM” in Chapter 8.
1 Bolt/washer 2/2
2 Fuse box 1
14 10
10
2
113
3
4
11
15
12
8
7
9
6
5
2nd 18 N  m (1.8 kgf  m, 13 ft  Ib) 1st 8.8 N  m (0.88 kgf  m, 6.4 ft  Ib)
8 × 35 mm
6 × 25 mm
7.8 N  m (0.78 kgf  m, 5.6 ft  Ib)
8 × 35 mm 17 N  m (1.7 kgf  m, 12 ft  Ib)
17 N  m (1.7 kgf  m, 12 ft  Ib)8 × 40 mm
17 N  m (1.7 kgf  m, 12 ft  Ib)
10LT
242
LT
LT
572
LT
LT
271
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5-33
EPOWRGENERATOR AND STARTER MOTOR
GENERATOR AND STARTER MOTOR
EXPLODED DIAGRAM
REMOVAL AND INSTALLATION CHART
Step Procedure/Part name Q’ty Service points
GENERATOR COVER AND
FLYWHEEL MAGNETO
REMOVALFollow the left “Step” for removal.
Engine unit Refer to “ENGINE UNIT”.
1 Nut/washer 1/1
2 Starter motor lead 1
3Bolt 2
4 Battery negative lead 1
5 Starter motor 1
6 Band 1
7 Lighting coil coupler 1
4 3
2 1
5
7
89
1113 12
18 16171920 21
15 14
AA
E
E
E
LT
572
LT
572
AA
AA
8 × 30 mm
18 N  m (1.8 kgf
 m, 13 ft
 Ib)
4.9 N 
m (0.49 kgf  m, 3.5 ft  Ib)
10 × 47 mm
75 N  m (7.5 kgf
 m, 54 ft
 Ib) 8 × 20 mm
24 N  m (2.4 kgf
 m, 17 ft
 Ib)
10 × 60 mm
2nd 50 N  m (5.0 kgf
 m, 36 ft
 Ib) 1st 15 N  m (1.5 kgf
 m, 11 ft
 Ib)
6
2nd 50 N  m (5.0 kgf
 m, 36 ft
 Ib) 1st 15 N  m (1.5 kgf  m, 11 ft  Ib)
10 × 135 mm
10
LT
572
LT
572
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E
–+ELEC
1
2
3
4
5
6
7
8
9
CHAPTER 7
ELECTRICAL SYSTEM
ELECTRICAL COMPONENTS........................................................................ 7-1
FUSE BOX ....................................................................................................... 7-2
EXPLODED DIAGRAM ............................................................................. 7-2
REMOVAL AND INSTALLATION CHART ................................................ 7-2
ECM AND RECTIFIER/REGULATOR............................................................. 7-7
EXPLODED DIAGRAM ............................................................................. 7-7
REMOVAL AND INSTALLATION CHART ................................................ 7-7
ELECTRICAL ANALYSIS ............................................................................... 7-9
INSPECTION............................................................................................. 7-9
Digital tester ........................................................................................ 7-9
Low resistance measurement ........................................................... 7-10
Peak voltage measurement .............................................................. 7-10
Peak voltage adapter ........................................................................ 7-11
Test harness .................................................................................... 7-11
IGNITION SYSTEM ....................................................................................... 7-12
WIRING DIAGRAM ................................................................................. 7-12
IGNITION SPARK ................................................................................... 7-14
IGNITION SYSTEM PEAK VOLTAGE .................................................... 7-15
BATTERY ................................................................................................ 7-17
FUSE ....................................................................................................... 7-17
SPARK PLUGS ....................................................................................... 7-17
IGNITION COIL ....................................................................................... 7-18
ENGINE STOP SWITCH ......................................................................... 7-18
ENGINE TEMPERATURE SENSOR ...................................................... 7-19
SENSOR ASSEMBLY ............................................................................. 7-19
THERMOSWITCH (ENGINE).................................................................. 7-20
THERMOSWITCH (EXHAUST) .............................................................. 7-21
MAIN AND FUEL PUMP RELAY............................................................. 7-22
ELECTRONIC CONTROL THROTTLE VALVE RELAY ......................... 7-23
THROTTLE POSITION SENSOR ........................................................... 7-24
ACCELERATOR POSITION SENSOR ................................................... 7-26
CAM POSITION SENSOR ...................................................................... 7-29
SLANT DETECTION SWITCH ................................................................ 7-30
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E
–+ELEC
FUEL CONTROL SYSTEM ........................................................................... 7-31
WIRING DIAGRAM ................................................................................. 7-31
ELECTRIC FUEL PUMP ......................................................................... 7-33
FUEL SENDER ....................................................................................... 7-33
FUEL INJECTOR .................................................................................... 7-34
MAIN AND FUEL PUMP RELAY............................................................. 7-34
OIL PRESSURE SWITCH ....................................................................... 7-34
THERMOSWITCH (ENGINE).................................................................. 7-34
THERMOSWITCH (EXHAUST) .............................................................. 7-34
SLANT DETECTION SWITCH ................................................................ 7-34
REMOTE CONTROL UNIT (DELUXE MODEL ONLY) ........................... 7-34
THROTTLE POSITION SENSOR ........................................................... 7-34
ACCELERATOR POSITION SENSOR ................................................... 7-34
STARTING SYSTEM ..................................................................................... 7-35
WIRING DIAGRAM ................................................................................. 7-35
BATTERY ................................................................................................ 7-37
WIRING CONNECTIONS........................................................................ 7-37
FUSES..................................................................................................... 7-37
START SWITCH...................................................................................... 7-37
STARTER RELAY ................................................................................... 7-38
REMOTE CONTROL UNIT (DELUXE MODEL ONLY) ........................... 7-38
THROTTLE POSITION SENSOR ........................................................... 7-38
ACCELERATOR POSITION SENSOR ................................................... 7-38
STARTER MOTOR ........................................................................................ 7-39
EXPLODED DIAGRAM ........................................................................... 7-39
REMOVAL AND INSTALLATION CHART ............................................. 7-39
SERVICE POINTS .................................................................................. 7-41
Armature inspection .......................................................................... 7-41
Brush holder inspection..................................................................... 7-42
Starter motor front cover inspection .................................................. 7-42
CHARGING SYSTEM .................................................................................... 7-43
WIRING DIAGRAM ................................................................................. 7-43
FUSE ....................................................................................................... 7-44
BATTERY ................................................................................................ 7-44
LIGHTING COIL ...................................................................................... 7-44
RECTIFIER/REGULATOR ...................................................................... 7-44
OFF THROTTLE STEERING SYSTEM......................................................... 7-45
WIRING DIAGRAM ................................................................................. 7-45
STEERING SENSOR .............................................................................. 7-47
ECM......................................................................................................... 7-47
PICKUP COIL .......................................................................................... 7-47
THROTTLE POSITION SENSOR ........................................................... 7-47
ACCELERATOR POSITION SENSOR ................................................... 7-47
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E
–+ELEC
INDICATION SYSTEM .................................................................................. 7-48
WIRING DIAGRAM ................................................................................. 7-48
FUSE ....................................................................................................... 7-50
BATTERY ................................................................................................ 7-50
MAIN AND FUEL PUMP RELAY............................................................. 7-50
ECM......................................................................................................... 7-50
ENGINE TEMPERATURE SENSOR ...................................................... 7-50
THERMOSWITCH (ENGINE).................................................................. 7-50
THERMOSWITCH (EXHAUST) .............................................................. 7-50
REMOTE CONTROL UNIT (DELUXE MODEL ONLY) ........................... 7-50
BUZZER .................................................................................................. 7-50
OIL PRESSURE SWITCH ....................................................................... 7-51
MULTIFUNCTION METER...................................................................... 7-51
Multifunction meter ............................................................................ 7-51
MULTIFUNCTION METER REMOVAL ................................................... 7-51
Display function (Sport model only) .................................................. 7-52
Display function (Deluxe model only) ................................................ 7-53
Speedometer display ........................................................................ 7-54
Tachometer display ........................................................................... 7-55
Hour meter display ............................................................................ 7-55
Voltage meter display........................................................................ 7-55
Low oil pressure warning indicator .................................................... 7-55
Fuel level meter display and fuel warning indicator .......................... 7-55
Overheat warning indicator ............................................................... 7-56
Check engine warning indicator ........................................................ 7-56
Diagnostic display ............................................................................. 7-57
REMOTE CONTROL SYSTEM (DELUXE MODEL ONLY) .......................... 7-58
WIRING DIAGRAM ................................................................................. 7-58
REMOTE CONTROL SYSTEM ............................................................... 7-59
Yamaha Security System indicator ................................................... 7-59
Low-rpm mode indicator.................................................................... 7-59
Checking the remote control transmitter ........................................... 7-60
Transmitter registration ..................................................................... 7-62
Replacing of the transmitter battery .................................................. 7-63
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7-1
E
–+ELECELECTRICAL COMPONENTS
ELECTRICAL COMPONENTS
O
N
M
L
K
J
I
H
G
F
E
D
C
B
A
0
91
2
3
4
5
6
7
8
1Thermoswitch (engine)
2Fuse box
3Slant detection switch
4Starter motor
5Engine temperature sensor
6Spark plugs and ignition coils
7Cam position sensor
8Battery
9Speed sensor
0Sensor assembly (intake air
pressure and intake air tem-
perature)AOil pressure switch
BFuel injectors
CThermoswitch (exhaust)
DRectifier/regulator
EECM
FThrottle body assembly
GLighting coil and pickup coil
HEngine stop switch, engine
shut-off switch, and start
switch
ISteering sensor
JBuzzerKAccelerator position sensor
LElectric fuel pump
MFuel sender
NMultifunction meter
ORemote control unit (Deluxe
model only)
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7-4
E
–+ELECFUSE BOX
EXPLODED DIAGRAM
Step Procedure/Part name Q’ty Service points
20 Plate 1
21 Bolt 2
22 Cover 2
23 Positive battery lead 1
24 Starter motor lead 1 With white tape
25 Starter relay 1
26 Grommet 1
27 Bolt 3
28 Wiring harness 1 Red
29 Wiring harness 1 Brown
30
3 10
10
20 30
3 10
10
20
6 × 25 mm
6 × 20 mm
6 × 10 mm
6 × 8 mm
6 × 20 mm
AA
AA
3332 31
(VENT)
22
22 21
21 27
27
27
3029 28
24 23
13
1319 19 2625
173
4
5
6 2 1098 7
7
811
12
15
16
18
1420
1
1
17 N •
m (1.7 kgf • m, 12 ft • Ib)
15 N •
m (1.5 kgf • m, 11 ft • Ib)
36
35
35
34
35
17 N •
m (1.7 kgf • m, 12 ft • Ib)
31
6 × 20 mm
3.9 N • m (0.39 kgf • m, 2.8 ft • Ib)
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7-5
E
–+ELECFUSE BOX
EXPLODED DIAGRAM
Step Procedure/Part name Q’ty Service points
30 Wiring harness 1 Black
31 Holder 2
32 Pipe 1
33 Battery 1
34 Battery box 1
35 Nut 4
36 Holder 1
Reverse the removal steps for installation.
30
3 10
10
20 30
3 10
10
20
6 × 25 mm
6 × 20 mm
6 × 10 mm
6 × 8 mm
6 × 20 mm
AA
AA
3332 31
(VENT)
22
22 21
21 27
27
27
3029 28
24 23
13
1319 19 2625
173
4
5
6 2 1098 7
7
811
12
15
16
18
1420
1
1
17 N •
m (1.7 kgf • m, 12 ft • Ib)
15 N •
m (1.5 kgf • m, 11 ft • Ib)
36
35
35
34
35
17 N •
m (1.7 kgf • m, 12 ft • Ib)
31
6 × 20 mm
3.9 N • m (0.39 kgf • m, 2.8 ft • Ib)
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7-6
E
–+ELECFUSE BOX
1
2
6
5
4
3
1Positive battery lead
2Starter motor lead (white tape)
3Starter relay
4Wiring harness (black)
5Wiring harness (brown)
6Wiring harness (red)
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