How to change rocker cover on renault scenic 2003?

To change the rocker cover on a 2003 Renault Scenic, first disconnect the battery and remove any components obstructing access, such as the intake manifold or ignition coils. Unbolt the rocker cover using the appropriate socket, then carefully lift it off, ensuring the gasket comes with it. Clean the mating surfaces, place a new gasket on the cover, and reassemble by reversing the disassembly steps. Finally, reconnect the battery and check for any leaks after starting the engine.