Yamaha YP400T, YP400V, YP400W Service Manual page 388

YP400T WIRING DIAGRAM
1 A.C. magneto
2 Crankshaft position sensor
3 Rectifier/regulator
4 Main switch
5 Storage box light switch
6 Storage box light
7 Ignition fuse
8 Backup fuse (storage box light
and meter assembly)
9 Fuel injection system fuse
0 Battery
A Main fuse
B Starter relay
C Starter motor
D Diode
E Starting circuit cut-off relay
F Right handlebar switch
G Engine stop switch
H Start switch
I Front brake light switch
J Sidestand switch
K Throttle position sensor
L Intake air pressure sensor
M Intake air temperature sensor
N Lean angle cut-off switch
O Coolant temperature sensor
P ECU
Q Ignition coil
R Spark plug
S ISC (idle speed control) valve
T Fuel injection system relay
U Fuel injector
V Speed sensor
W Fuel pump
X Grip warmer relay (optional)
Y Grip warmer switch (optional)
Z Left grip warmer-heater
(optional)
[ Right grip warmer-heater
(optional)
\ Radiator fan motor relay
] Radiator fan motor
_ Turn signal relay
a Horn
b Headlight relay 1
c Headlight relay 2
d Left handlebar switch
e Dimmer switch
f Horn switch
g Turn signal switch
h Rear brake light switch
i Tail/brake light assembly
j Rear turn signal light (left)
k Rear turn signal light (right)
l License plate light
m Tail/brake light
n Front turn signal/position light
(right)
o Front turn signal/position light
(left)
p Headlight
q Meter assembly
r Multifunction meter
s Speedometer
t Tachometer
u Engine oil change indicator
v V-belt replacement indicator
w Engine trouble warning light
x Meter light
y High beam indicator light
z Right turn signal indicator light
{ Left turn signal indicator light
| Thermistor
} V-belt replacement indicator
reset coupler
~ Headlight fuse
å Radiator fan motor fuse
ç Signaling system fuse
† Turn signal/position light 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/R ........ Black/Red
B/W ....... Black/White
Br/L ....... Brown/Blue
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
Y/G ........ Yellow/Green
Y/L......... Yellow/Blue