Sensors / Drives - Sym RV 250i Service Manual

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4. Fuel Injection System

Sensors / Drives

Crankshaft Position Sensor (CPS)
Crankshaft position
sensor
Long tooth
ECU
Flywheel
Description
Right after the engine is started; the crankshaft position sensor identifies the TDC position by detecting
the logn tooth on the flywheel and ignites at the fixed angle. When the engine RPM reaches the specified
speed, the ignition timing will change to the software mode.
Function
Inducting the teeth sequence on the flywheel, conveying the voltage signals to ECU.
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