U1025-00 — Nissan

The code essentially means the ECM is sending a command but receiving "invalid or missing data" in return.

Owners have reported fluctuating idle and increased engine noise when the actuator fails to position correctly. Common Causes nissan u1025-00

This is a communication-based Diagnostic Trouble Code (DTC) where the Engine Control Module (ECM) loses contact with the electronic turbocharger actuator. Primary Symptoms The code essentially means the ECM is sending

In Nissan vehicles, specifically those equipped with the diesel engine (found in the Navara D40 , Pathfinder R51 , and NP300 ), the fault code U1025-00 indicates a Turbocharger Boost Communication Line failure. and NP300 )