In simple terms: The Engine Control Unit (ECU) expects a specific engine idle speed. When the A/C compressor clutch engages, it places an extra load on the engine. To prevent stalling or rough idle, the ECU increases engine torque (RPM).
Disclaimer: This guide is for informational purposes. Always consult a professional mechanic or Renault service manual for model-specific torque specs and wiring diagrams. dtc p1525 renault
If your Renault’s check engine light has just illuminated and your scanner returns DTC P1525 , you might be staring at a vague description like "Air Conditioning Compressor Lock" or "Engine Torque Control." Don’t panic. In simple terms: The Engine Control Unit (ECU)