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ENGINE - Control System 1-19 FUEL INJECTION CONTROL The fuel injection control system is basically the same as the control system for the 4G63-DOHC-Turbocharger engine installed in the Evolution-VI. Air flow sensor Intake air temperature sensor Engine coolant temperature sensor Throttle position sensor Crank angle sensor Camshaft position sensor Vehicle speed sensor Ignition switch-ST Oxygen sensor Barometric pressure sensor Engine-ECU To fuel tank Fuelpressure regulator From fuel pump Injector Fuel pressure control solenoid valve Detonation sensor IDLE SPEED CONTROL The idle speed control system is basically the same as the control system for the 4G63-DOHC-Turbocharger engine installed in the Evolution-VI. Air flow sensor Intake air temperature sensor Engine coolant temperature sensor Throttle position sensor Crank angle sensor A/C switch Vehicle speed sensor Ignition switch-ST Diagnosis control terminal Speed adjusting screw Bimetal type limiter From air cleaner To intake manifold A/C load signal Power steering fluid pressure switch Engine-ECU Idle speed con- trol servo (Stepper motor) Barometric pressure sensor |