SYSTEM / ECM System FUEL INJECTION CONTROL ECM detects the engine running condition according to the signals from each sensor and MC and controls fuel injection amount, injection pressure, injection timing and injection rate. Fuel Injection Amount Control Fuel Injection Pressure Control Fuel Injection Timing Control Fuel Injection Rate Control NOTE: Two-way valve controls: Fuel Injection Amount Control Fuel Injection Timing Control Fuel Injection Rate Control Suction control valve controls: Fuel Injection Pressure Control T2-3-2