Yamaha 2004 YP400 Service Manual page 414

YP400(S) 2004 WIRING DIAGRAM
1 A.C. magneto
2 Crankshaft position sensor
3 Rectifier/regulator
4 Main switch
5 Immobilizer unit
6 Storage box light switch
7 Storage box light
8 Ignition fuse
9 Backup fuse (storage box light,
immobilizer unit, and meter
assembly)
0 Fuel injection system fuse
A Battery
B Main fuse
C Starter relay
D Starter motor
E Diode
F Starting circuit cut-off relay
G Right handlebar switch
H Engine stop switch
I Start switch
J Hazard switch
K Front brake light switch
L Sidestand switch
M Throttle position sensor
N Intake air pressure sensor
O Intake air temperature sensor
P Lean angle cut-off switch
Q Coolant temperature sensor
R ECU
S Ignition coil
T Spark plug
U ISC (idle speed control) valve
V Fuel injection system relay
W Fuel injector
X Speed sensor
Y Fuel pump
Z Grip warmer relay (optional)
[ Grip warmer switch (optional)
\ Left grip warmer-heater
(optional)
] Right grip warmer-heater
(optional)
_ Radiator fan motor relay
a Radiator fan motor
b Turn signal relay
c Horn
d Headlight relay 1
e Headlight relay 2
f Left handlebar switch
g Pass switch
h Dimmer switch
i Horn switch
j Turn signal switch
k Rear brake light switch
l Tail/brake light assembly
m Rear turn signal light (left)
n Rear turn signal light (right)
o License plate light
p Tail/brake light
q Front turn signal light assembly
(right)
r Auxiliary light
s Front turn signal light (right)
t Front turn signal light assembly
(left)
u Front turn signal light (left)
v Headlight
w Meter assembly
x Immobilizer system indicator
light
y Multifunction meter
z Speedometer
{ Tachometer
| Engine oil change indicator
} V-belt replacement indicator
~ Engine trouble warning light
å Meter light
ç High beam indicator light
† Right turn signal indicator light
¢ Left turn signal indicator light
£ Thermistor
§ V-belt replacement indicator
reset coupler
• CYCLELOCK (optional)
¶ Headlight fuse
ß Radiator fan motor fuse
® Signaling system fuse
© Turn signal/hazard fuse
COLOR CODE
B............ Black
Br .......... Brown
Ch ......... Chocolate
Dg ......... Dark green
G ........... Green
Gy ......... Gray
L ............ Blue
Lg .......... Light green
O ........... Orange
P............ Pink
R ........... Red
Sb.......... Sky blue
W........... White
Y............ Yellow
B/L......... Black/Blue
B/W ....... Black/White
Br/L ....... Brown/Blue
Br/R ....... Brown/Red
Br/W ...... Brown/White
G/B ........ Green/Black
G/L ........ Green/Blue
G/R........ Green/Red
G/W ....... Green/White
G/Y ........ Green/Yellow
L/B......... Blue/Black
L/G ........ Blue/Green
L/R ........ Blue/Red
L/W........ Blue/White
L/Y......... Blue/Yellow
O/B ........ Orange/Black
P/W ....... Pink/White
R/B ........ Red/Black
R/G........ Red/Green
R/L ........ Red/Blue
R/W ....... Red/White
R/Y ........ Red/Yellow
W/B ....... White/Black
W/L........ White/Blue
W/R ....... White/Red
W/Y ....... White/Yellow
Y/G ........ Yellow/Green
Y/L......... Yellow/Blue
Y/R ........ Yellow/Red