Toyota 2kdftv Ecu Pinout Diagram Best [new] Jun 2026

| Pin | Wire Color | Function | Note | | :--- | :--- | :--- | :--- | | C1 | Black | Injector #1 Signal | Switched ground to injector. | | C2 | Red | Injector #2 Signal | Switched ground. | | C3 | Yellow | Injector #3 Signal | Switched ground. | | C4 | Blue | Injector #4 Signal | Switched ground. | | C10 | White/Yellow | SCV (Suction Control Valve) + | Controls fuel rail pressure. | | C11 | White/Black | SCV (Suction Control Valve) - | Do not swap polarity. | | C16 | Gray | EGR Step Motor (Coil A) | PWM signal. | | C20 | Violet | VNT Turbo Actuator | Controls boost pressure. |

: Connected to the Manifold Absolute Pressure (MAP) sensor to monitor boost levels. THIA / THW toyota 2kdftv ecu pinout diagram best