You might download a “free YD25 pinout” that turns out to be for the or Y24 engine. Or the wire colors are for the European version while you have a Japanese-build.

2007 Nissan Navara D40 YD25 PCM Circuit Diagram - Type 2 - Scribd

The YD25 ECU uses a series of pins to monitor and control various engine sensors. Key terminals include: Camshaft Position Sensor : Provides a power supply of approximately 5V. : Sends signal data, typically around 4.7V at idle. Crankshaft Position Sensor (Pin 46)

Behind the instrument lower panel in some older or specific regional Frontier versions.

Found in most D40 Navaras. These usually have three or four large connectors on the ECU.

⚠️ Pinouts vary by region (Europe, Asia, Australia, Latin America), transmission (Manual vs. AT), and model year. Always confirm your specific ECU case number (e.g., 23710-5X01A or 23710-EB300 ).

In the center of the bay sat a 2006 Nissan Navara, its heart ripped out. The YD25DDTi engine sat dormant, a sleeping beast of steel and aluminum. Beside it, on a rolling trolley, sat the patient’s brain—the Engine Control Unit (ECU).

We've managed to source a reliable and accurate YD25 ECU pinout diagram, and we're sharing it with you for FREE!

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