Fuel Injection System - Yamaha 2004 YP400 Service Manual

EAS00894

FUEL INJECTION SYSTEM

1 ECU
2 Fuel injection system relay
3 Engine trouble warning light
4 Lean angle cut-off switch
5 Fuel hose
6 Ignition coil
7 Fuel injector
2
1
FUEL INJECTION SYSTEM
FUEL INJECTION SYSTEM
8 Intake air pressure sensor
9 Throttle position sensor
0 ISC (idle speed control) valve
A Intake air temperature sensor
B Battery
C Air filter case
D Catalytic converter
3
5
J
H
I
9
7
0
8
6
F
G
E
7 - 1
FI
E Crankshaft position sensor
F Coolant temperature sensor
G Spark plug
H Fuel tank
I Fuel pump
J Pressure regulator
A
B
C
D