2uzfe Ecu Pinout — Secure & Original

Treat the ECU pinout with respect, and that 4.7L V8 will reward you with 500,000 miles of turbine-smooth torque.

These variants feature a mechanical cable-driven throttle body paired with a basic Traction Control/Cruise Control actuator motor. The ECU configuration relies on separate 16-bit or early 32-bit processors with lower-density pin plugs.

: System grounds essential for noise-free signal processing. Practical Application & Resources 2uzfe ecu pinout

These engines feature a mechanical throttle body with a traditional Throttle Position Sensor (TPS) and an Idle Air Control (IAC) valve. They utilize non-VVTi cylinder heads and a simpler 4-plug or 5-plug ECU configuration.

| Terminal No. | Signal/Function | |---|---| | | No. 1 injector | | 3 | No. 2 injector | | 4 | No. 1 ignition coil with igniter | | 5 | No. 2 ignition coil with igniter | | 8 | Crankshaft position sensor | | 10 | Throttle position sensor (main) | | 11 | Throttle position sensor (sub) | | 14 | Camshaft position sensor | | 18 | No. 3 injector | | 19 | No. 4 injector | | 20 | No. 3 ignition coil with igniter | | 21 | No. 4 ignition coil with igniter | | 25 | Knock sensor (+) | | 26 | Engine coolant temperature sensor | | 34 | Heated oxygen sensor (front) heater | | 35 | Heated oxygen sensor (rear) heater | | 37 | Purge control solenoid valve | | 38 | Heated oxygen sensor (front) | | 40 | Heated oxygen sensor (rear) | | 45 | Manifold absolute pressure sensor | | 60 | Alternator G terminal | | 61 | Alternator FR terminal | | 62 | Alternator L terminal | | 73 | Engine control relay | | 74 | Accelerator pedal position sensor (main) | | 77 | Accelerator pedal position sensor (sub) | | 90 | CAN communication interface (high) | | 91 | CAN communication interface (low) | | 92 | Ignition switch (IG) | | 96 | Fuel pump relay | | 102 | A/C compressor relay | Treat the ECU pinout with respect, and that 4

The ECU outputs a ground signal through this pin to trigger the circuit opening relay (fuel pump relay). This is a safety feature; if the engine stops stalling, the ECU cuts this ground to stop the fuel pump. Sensors Critical for Ignition

Ignition timing signals for individual coils. M+ / M-: Throttle motor control (VVT-i models only). Pinout Resources by Model : System grounds essential for noise-free signal processing

EFI Relay control output. The ECU uses this pin to ground and trigger the EFI relay. E01, E02, E1: Main ECU chassis grounds.

Let’s break down the anatomy of the 2UZ-FE ECU.

A variable reluctance sensor that tracks engine RPM and crankshaft angle.