Renault Df1070 -

: Check the electrical connector on the AC compressor for corrosion or loose wires. Renault has issued technical bulletins (like OTS 0b07 or 0b08) for loom repairs in certain models.

: Use high-grade diesel to prevent particulate buildup in the sensitive injectors and regulators. renault df1070

The car's computer (ECU) monitors the engine RPM. If you turn on the AC and the engine RPM drops too sharply or behaves unexpectedly, the ECU assumes the AC compressor has physically seized and is trying to stall the engine. 2. The "Trap": The Software Lock : Check the electrical connector on the AC