Toyota Vios NCP150 1NZ-FE Engine ECU (M2) Description:

• Model Compatibility: Toyota Vios NCP150 (2013–2018)
• Engine Type: 1NZ-FE 1.5L inline-4 VVT-i
• ECU Code: M2 (often marked on the ECU sticker or case)
• Function: Controls and manages fuel injection, ignition timing, VVT-i, idle speed, throttle response (ETCS), and emissions systems.
• ECU Type: Electronic Control Unit – engine management system (EMS)
• Connector Pins: Typically a 3-plug type (may vary slightly by year/market)
• Transmission Compatibility: Works with both 4-speed automatic (U340E) and 5-speed manual gearboxes
• Features Controlled:
  
• Electronic throttle control (ETCS-i)
• Knock sensor input and ignition adjustment
• Fuel injection timing and pulse width
• VVT-i solenoid actuation
• O2 sensor and catalytic converter monitoring
• Cooling fan operation (via relay)
• Communication with other modules (e.g. ABS, immobilizer, combination meter)
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Let me know if you need ECU pinout diagrams or wiring info.