2003 YAMAHA BT1100 turn signal

INSTRUMENT AND CONTROL FUNCTIONS
220 200 180 160 140 120
100
80
60
40
20
km/h345
6
7
2
1
0
N
34 512EAU01590
F(Parking)
The steering is locked, and the taillight and
auxiliary light are on, but all other electrical
systems are off. The key can be removed.
The steering must be locked before the
key can be turned to “
F”.
ECA00043
Do not use the parking position for an
extended length of time, otherwise the
battery may discharge.
CAUTION:
EAU03034
Indicator and warning lights
EAUB0001
Oil level warning light “v”
This warning light comes on when the en-
gine oil level is low.
The electrical circuit of the warning light
can be checked according to the following
procedure.
1. Turn the key to “
I” (ON). The warn-
ing light should come on for a few
seconds.
1. Oil level warning light “v”
2. Turn signal indicator light “y
y”
3. Neutral indicator light “N”
4. High beam indicator light “
1”
5. Fuel level warning light “K”
2. If the warning light does not come on,
have a Yamaha dealer check the
electrical circuit.
NOTE:
Even if the oil level is sufficient, the warn-
ing light may flicker when riding on a slope
or during sudden acceleration or decelera-
tion, but this is not a malfunction.
NOTE:
This model is equipped with a self-diagno-
sis device for the oil level warning light cir-
cuit. (See page 3-6 for an explanation of
the self-diagnosis device).
EAU00057
Turn signal indicator light “y
y”
This indicator light flashes when the turn
signal switch is pushed to the left or right.
EAU00061
Neutral indicator light “N”
This indicator light comes on when the
transmission is in the neutral position.
3-2
3
EAU00027

EAU00119
Pass switch “1”
Press this switch to flash the headlight.
EAU00121
Dimmer switch “2/1”
Set this switch to “
1” for the high beam
and to “
2” for the low beam.
EAU00129
Horn switch “o”
Press this switch to sound the horn.
INSTRUMENT AND CONTROL FUNCTIONS
3-8
3
3
1
2
4
EAU00109
Anti-theft alarm (optional)
This motorcycle can be equipped with an
optional anti-theft alarm by a Yamaha
dealer. Contact a Yamaha dealer for more
information.
EAU00118
Handlebar switches
EAU03889
Turn signal switch “y
y”
To signal a right-hand turn, push this
switch to “
∆
∆”. To signal a left-hand turn,
push this switch to “
Ÿ
Ÿ”. When released,
the switch returns to the center position. To
cancel the turn signal lights, push the
switch in after it has returned to the center
position.
1. Turn signal switch “y
y”
2. Pass switch “1”
3. Dimmer switch “
2/ 1”
4. Horn switch “o”
EAU00027

6
Owner’s tool kit .............................................................. 6-1
Periodic maintenance and lubrication chart .................... 6-2
Removing and installing panels ...................................... 6-5
Checking the spark plugs ................................................ 6-5
Engine oil and oil filter element ........................................ 6-7
Final gear oil .................................................................... 6-9
Cleaning the air filter element .......................................... 6-10
Adjusting the carburetors ................................................ 6-12
Adjusting the engine idling speed .................................... 6-12
Adjusting the throttle cable free play................................ 6-13
Adjusting the valve clearance .......................................... 6-13
Tires ................................................................................ 6-14
Cast wheels .................................................................... 6-16
Adjusting the clutch lever free play .................................. 6-17
Adjusting the brake pedal position .................................. 6-18
Checking the front and rear brake pads .......................... 6-19
Checking the brake fluid level .......................................... 6-19
Changing the brake fluid .................................................. 6-21
Adjusting the shift pedal position .................................... 6-21
Checking and lubricating the cables ................................ 6-22Checking and lubricating the
throttle grip and cable ...................................................... 6-22
Checking and lubricating the brake and shift
pedals .............................................................................. 6-23
Checking and lubricating the brake and
clutch levers .................................................................... 6-23
Checking and lubricating the sidestand .......................... 6-24
Checking the front fork .................................................... 6-24
Checking the steering ...................................................... 6-25
Checking the wheel bearings .......................................... 6-25
Battery ............................................................................ 6-26
Replacing the fuses ........................................................ 6-28
Replacing the headlight and auxiliary light bulb .............. 6-29
Replacing a turn signal light bulb .................................... 6-31
Replacing the tail/brake light bulb .................................... 6-31
Replacing the license plate light bulb .............................. 6-32
Front wheel ...................................................................... 6-32
Rear wheel ...................................................................... 6-33
Troubleshooting .............................................................. 6-35
Troubleshooting chart ...................................................... 6-36
PERIODIC MAINTENANCE AND MINOR REPAIREAU00462

EAU00462PERIODIC MAINTENANCE AND MINOR REPAIR
128
1
7
9
2
3
546
EAUB0012
Replacing the fuses
The fuse box is located under the seat.
(See page 3-13 for seat removal and in-
stallation procedures). If a fuse is blown,
replace it as follows.
1. Turn the key to “
B” (OFF) and turn
off the electrical circuit in question.
2. Remove the blown fuse, and then in-
stall a new fuse of the specified am-
perage.
1. Screw (x 2)
2. Storage compartment
EC000103
Do not use a fuse of a higher amperage
rating than recommended to avoid
causing extensive damage to the elec-
trical system and possibly a fire.
3. Turn the key to “
I” (ON) and turn on
the electrical circuit in question to
check if the device operates.
4. If the fuse immediately blows again,
have a Yamaha dealer check the
electrical system.
CAUTION:
1. Fuse box cover
2. Main fuse
3. Headlight fuse
4. Signaling system fuse
5. Ignition fuse
6. Backup fuse (odometer)
7. Carburetor heater fuse
8. Spare fuse (x 4)
6-28
6
Specified fuses:
Main fuse: 30 A
Backup fuse
(odometer): 5 A
Ignition fuse: 10 A
Headlight fuse: 15 A
Carburetor heater fuse 15 A
Signaling system fuse: 10 A

EAU00462
1. Screw
2. Turn signal light len
PERIODIC MAINTENANCE AND MINOR REPAIR
1
2
1. Screw (x 2)
11
NOTE:
Before installing the headlight, be sure to
hook the headlight and auxiliary light bulb
leads into the guide to the left of the head-
light as shown.
12. Have a Yamaha dealer adjust the
headlight beam if necessary.
EAU03497
Replacing a turn signal light
bulb
1. Remove the turn signal light lens by
removing the screw.
2. Remove the defective bulb by push-
ing it in and turning it counterclock-
wise.
3. Insert a new bulb into the socket,
push it in, and then turn it clockwise
until it stops.
4. Install the lens by installing the screw.
EC000065
Do not overtighten the screw, other-
wise the lens may break.
CAUTION:
EAU01623
Replacing the tail/brake light
bulb
1. Remove the tail/brake light lens by re-
moving the screws.
2. Remove the defective bulb by push-
ing it in and turning it counterclock-
wise.
3. Insert a new bulb into the socket,
push it in, and then turn it clockwise
until it stops.
4. Install the lens by installing the
screws.
EC000108
Do not overtighten the screws, other-
wise the lens may break.
CAUTION:
6-31
6
1
1. Leads guide

SPECIFICATIONS
8-4
8
EAU01038
Battery
Model GT14B-4
Voltage, capacity 12 V, 12 Ah
Headlight typeQuartz bulb (halogen)
Bulb voltage, wattage x quantity
Headlight 12 V 60 W / 55 W x 1
Auxiliary light 12 V 5 W x 1
Tail/brake light 12 V 5 W / 21 W
Turn signal indicator light 12 V 10 W x 4
Meter lighting 14 V - 1.2 W x 4
Oil level warning light LED x 1
Neutral indicator light LED x 1
Turn signal light LED x 1
High beam indicator light LED x 1
Fuel level warning light LED x 1
Fuses
Main fuse 30 A
Backup fuse (odometer) 5 A
Ignition fuse 10 A
Headlight fuse 15 A
Carburetor heater fuse 15 A
Signaling system fuse 10 A

INDEX
Periodic maintenance
and minor repair ..................................6-1
Pre-operation check list ..........................4-1
Pre-operation checks..............................4-1
R
Rear wheel
Installing ............................................6-34
Removing ..........................................6-33
S
Safety information ..................................1-1
Seat ......................................................3-13
Self-diagnosis device..............................3-6
Shift pedal ............................................3-10
Adjusting the pedal position ..............6-21
Shifting ....................................................5-3
Shock absorber assembly
adjusting ............................................3-15
Sidestand ..............................................3-16
Sidestand, checking
and lubricating ....................................6-24
Spark plugs, checking ............................6-5
Specifications..........................................8-1
Conversion table ..................................8-5
Speedometer unit ..................................3-3
Starter (choke) lever ............................3-12
Starting a cold engine ............................5-1
Starting a warm engine ..........................5-3
Start switch ............................................3-9
Steering, checking ................................6-25
Steering lock ..........................................3-1Storage ..................................................7-4
Storage compartment ..........................3-14
T
Tachometer ............................................3-6
Tail/brake light bulb, replacing ..............6-31
Throttle cable free play, adjusting ........6-13
Throttle grip and cable, checking and
lubricating ..........................................6-22
Tires ......................................................6-14
Air pressure ........................................6-14
Tool kit ....................................................6-1
Troubleshooting ....................................6-35
Troubleshooting chart ..........................6-36
Turn signal indicator light........................3-2
Turn signal light bulb, replacing............6-31
Turn signal switch ..................................3-8
V
Valve clearance, adjusting ....................6-13
Vehicle identification number ..................9-1
W
Wheel bearings, checking ....................6-25
Wheels, cast ........................................6-16