2006-2010 Suzuki DF150 / DF175 4-Stroke Outboards Service Manual, Page 60Get this manual
ENGINE CONTROL SYSTEM
ENGINE CONTROL SYSTEM STRUCTURE
The DF150DF175 models employ an integrated control system which performs the control functions for fuel injection, ignition, idletrolling speed (idle air), etcthrough the ECM (Engine Control Module)
SYSTEM STRUCTURE 1
INPUT (sensorswitch) CONTROL (ECM) OUTPUT (actuator etc
CKP sensor CMP sensor #1
Fuel injection system Ignition system Idle air control system
Fuel injector Ignition coil IAC valve Oil control valve
CMP sensor #2 MAP sensor