1. Select menu «Renault car diagnostics».
2. Select and confirm the vehicle type.
3. Select a system to diagnose «Airbags» and confirm your choice.
4. Select menu «Teams».
5. Select and confirm the function «ECU configuration» or «Options» (depending on device) and validate the line «ECU lock».
6. Select menu «State» and check if the ECU is locked. State «ECU locked» must be confirmed and the airbag warning light on the instrument panel must come on (new electronic units are delivered in a locked state). Diagnosis with a blocked electronic unit is possible.
Note. Unlocking the computer is carried out in the same way, while it is necessary to confirm the line «ECU unlock».
Status confirmation «ECU unlocked» not required, and the airbag warning light on the instrument panel should go off.