YAMAHA YZ250F 2015 Owners Manual

CHASSIS
10-8
Heavy and
draggingRebound
damping forceTurn adjuster counterclock-
wise (about 2 clicks) to de-
crease damping.
Spring Replace with soft spring.
Poor road grip-
pingRebound
damping forceTurn adjuster counterclock-
wise (about 2 clicks) to de-
crease damping.
Low compres-
sion dampingTurn adjuster clockwise (about
1 click) to increase damping.
High compres-
sion dampingTurn adjuster clockwise (about
1/6 turn) to increase damping.
Spring set
lengthSet sunken length for 90–100
mm (3.5–3.9 in) when one
passenger is astride seat.
Spring Replace with soft spring.
Bottoming outHigh compres-
sion dampingTurn adjuster clockwise (about
1/6 turn) to increase damping.
Spring set
lengthSet sunken length for 90–100
mm (3.5–3.9 in) when one
passenger is astride seat.
Spring Replace with stiff spring.
BouncingRebound
damping forceTurn adjuster clockwise (about
2 clicks) to increase damping.
Spring Replace with soft spring.
Stiff travelHigh compres-
sion dampingTurn adjuster counterclock-
wise (about 1/6 turn) to de-
crease damping.
Spring set
lengthSet sunken length for 90–100
mm (3.5–3.9 in) when one
passenger is astride seat.
Spring Replace with soft spring. SymptomSection
Check Adjust
JumpLarge
gapMedi-
um
gapSmall
gap

EAS1SM5382
WIRING DIAGRAM
YZ250F/YZ250FF 2015
1. Crankshaft position sensor
2. AC magneto
3. Rectifier/regulator
4. Joint connector
5. Condenser
6. Coupler for connecting option-
al part
7. Engine stop switch
8. Neutral switch
9. ECU
10. Ignition coil
11. Spark plug
12. Injector
13. Fuel pump
14. Intake air temperature sensor
15. Coolant temperature sensor
16. Throttle position sensor
17. Intake air pressure sensor
EAS1SM5383COLOR CODE
BBlack
Gy Gray
LBlue
Lg Light green
O Orange
PPink
RRed
Sb Sky blue
Y Yellow
B/L Black/Blue
B/R Black/Red
B/W Black/White
B/Y Black/Yellow
Br/W Brown/White
G/W Green/White
P/B Pink/Black
R/B Red/Black

PR IN TE D IN J A PAN(E )PR IN TE D O N R EC YC LE D P APER

A
A
A
A
B
R R R R R R RB
B
B
R
RRLgLg
B/W
B/YB/Y
B
B
B
PPPSb
B/L
P/B
P/B
Y
L
Y
L
L
G/W
Br/W
G/W
Br/WB/L
B/L
B/L
B/L
B/RB/R
R/BR/B
O
O
R
O
R
O
R
R
R
Sb
B
Gy
R
B/W
P
LB/L
B/L Gy B/L
B/LB/LB/LB/L
L L
P P
B B B B
4
1
32
5
\f
7
8
10
\b
12
11
13
14
15
1\f
17
P P
Sb
R B
B/RR
R
B
B/L
GyBR
B/Y PSb
B B
RR/B
L YB/L
B/W R
Lg
B/LBr/W
B/L P/B L
B/LG/W
BB/Y
B
B/L B/L
B/L B/L B/L B/LB BB B R R
P P PL L L
R R
R R R
B
O P
Gy
R
B/Y S bP/B
R/B Lg B/RG/WBr/WB/L L
Y
R BB/LGy
ROOR(BLA
CK) (BLACK)
B/W
WIRING DIAGRAM
YZ250F (E) 2014 SCHÉMA DE CÂBLAGE
YZ250F (E) 2014
SCHALTPLAN
YZ250F (E) 2014SCHEMA ELETTRICO
YZ250F (E) 2014
1SM-28199-30_W.D.indd 12013/09/03 11:24:21
WIRING DIAGRAM
YZ250F/YZ250FF 2015SCHÉMA DE CÂBLAGE
YZ250F/YZ250FF 2015SCHALTPLAN
YZ250F/YZ250FF 2015SCHEMA ELETTRICO
YZ250F/YZ250FF 2015
1SM-28199-31_W.D.indd 12014/03/06 10:46:36

A
A
A
A
B
(BLA CK) (BLACK)
4
1
32
5
6
7
8
10
9
12
11
13
14
15
16
17
WIRING DIAGRAM
YZ250F (E) 2014 SCHÉMA DE CÂBLAGE
YZ250F (E) 2014
SCHALTPLAN
YZ250F (E) 2014SCHEMA ELETTRICO
YZ250F (E) 2014
1SM-28199-30_W.D.indd 22013/09/03 11:24:21
WIRING DIAGRAM
YZ250F/YZ250FF 2015SCHÉMA DE CÂBLAGE
YZ250F/YZ250FF 2015SCHALTPLAN
YZ250F/YZ250FF 2015SCHEMA ELETTRICO
YZ250F/YZ250FF 2015
1SM-28199-31_W.D.indd 22014/03/06 10:46:36