| Pin | Wire Color | Signal | Description | | :--- | :--- | :--- | :--- | | C1 | Black | #1 | Injector 1 (Cylinder 1) – High voltage signal | | C2 | Black | #2 | Injector 2 | | C3 | Black | #3 | Injector 3 | | C4 | Black | #4 | Injector 4 | | C10 | Red/White | SCV+ | Suction Control Valve (Fuel rail pressure control) | | C11 | Red/Black | SCV- | Suction Control Valve Return | | C12 | Blue | PCV+ | Pressure Control Valve (Rail pressure relief) | | C14 | Yellow | VNT | Variable Nozzle Turbo Actuator (Duty cycle control) | | C20 | Green/Black | EGR | EGR Valve Stepper Motor Coil 1 | | C21 | Green/White | EGR | EGR Valve Stepper Motor Coil 2 | | C25 | Orange | MIL | Check Engine Light (To dashboard) | | C28 | White/Black | FAN | Cooling Fan Relay Control | | C29 | Red/Black | A/C | A/C Cut Signal (ECU turns off AC under heavy load) | Usually a separate 12-pin connector.
However, when things do go wrong—or when you want to extract more performance—you will find yourself staring at the engine’s brain: the . To diagnose a no-start, wire in a piggyback tuner, or fix a CAN bus error, you need a map. You need the 2KD-FTV ECU pinout diagram . toyota 2kd-ftv ecu pinout diagram
The Toyota 2KD-FTV engine is a legend of reliability. Found under the hood of the global Hilux (AN120), Fortuner, and Hiace, this 2.5-liter D-4D common-rail turbo diesel is the workhorse of the developing world. It is not the fastest, nor the quietest, but it is famously resilient. | Pin | Wire Color | Signal |
| Pin | Wire Color | Signal | Description / Diagnostic Tip | | :--- | :--- | :--- | :--- | | B1 | Red/Blue | PIM | Manifold Absolute Pressure (MAP) – 0.5V idle, 4.5V boost | | B2 | Yellow/Black | CAL | Accelerator Pedal Position Sensor 1 (Main) | | B3 | Blue/Yellow | VPA | Accelerator Pedal Position Sensor 2 (Sub) | | B5 | Green/White | THW | Engine Coolant Temp (ECT) – ~2.5V cold, 0.5V hot | | B6 | Blue/Black | THA | Intake Air Temp (IAT) – Inside MAF sensor | | B10 | White | VG | Air Flow Meter (MAF) Frequency signal | | B12 | Red/Black | NE+ | Crankshaft Position Sensor (CKP) – 2.5V AC at crank | | B13 | Blue | NE- | CKP Ground | | B14 | Green | G+ | Camshaft Position Sensor (CMP) | | B15 | Yellow/Red | G- | CMP Ground | | B20 | Pink | STP | Brake Switch Signal (Stops cruise control) | | B22 | Light Green | NSW | Neutral Start Switch (Park/Neutral) | | B30 | Purple/White | VCM | Fuel Temperature Sensor (Inside SCV) | | B35 | Gray | KNK | Knock Sensor (Microphone signal for diesel knock) | The ECU "talking back" to the engine. You need the 2KD-FTV ECU pinout diagram