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5. FUEL INJECTION SYSTEM
MOVIE S 150i
Keihin System Working Flow Chart
Key On
Side Stand: Upward
Engine stop switch: On
Tilt Sensor
0.4 ~ 1.4 V: OK
In-Tank type Fuel Pump starts
working to supply fuel for injector
Crank Position Intake Air Throttle Engine Water Battery Voltage Oxygen Sensor
Sensor Pressure and position sensor Temp Sensor
Atmosphere
Pressure Sensor
Input signal to ECU
ECU
ECU issue signal to
Inductive Fuel Injector Idle Air Bypass
Ignition Coil Valve
Key Off
Yes
End
5-4