| Pin Number | Function | Description | | :--- | :--- | :--- | | | Injector #1 | Ground trigger for Cylinder 1 | | E-2 | Injector #2 | Ground trigger for Cylinder 2 | | E-3 | Injector #3 | Ground trigger for Cylinder 3 | | E-4 | Injector #4 | Ground trigger for Cylinder 4 | | F-9 | SCV+ (Suction Control Valve) | Fuel Pump Control Valve (+) | | F-10 | SCV- (Suction Control Valve) | Fuel Pump Control Valve (-) |
The ECU connectors are usually located on the driver's side of the engine compartment. The 56-pin connector is typically labeled as "ECU" or "ENGINE CONTROL UNIT," while the 64-pin connector is labeled as "ECU 2" or "ENGINE CONTROL UNIT 2." toyota 2kd-ftv ecu pinout diagram
This diagram is essential for fixing common, tough 2KD-FTV issues, such as poor acceleration, excessive fuel consumption, and hard starting. | Pin Number | Function | Description |