If your Renault’s A/C stops working and shows code DF1070, clearing the code will usually only provide a temporary fix. Because the injection computer "locks" the compressor for safety, the fault must be officially cleared using a Renault-compatible diagnostic tool (like ) after the underlying hardware or software issue is addressed.
While rarer, a seizing compressor will cause a power spike that triggers the code as a safety measure. Scenic 04 A/C repair - French Car Forum renault df1070
If the status is "Prohibited," check the "Last Fault Cause." If it lists "Cold Loop," clear the code and perform an "AC activation" command if the pressure is confirmed as correct. If your Renault’s A/C stops working and shows
: The vehicle may lose significant power as the ECU restricts performance to protect the engine. Scenic 04 A/C repair - French Car Forum