Changed the battery on my megane coupe 1.6 v reg now it won t start the engine turns over but won t ignite. Also the key fob no longer works and no central locking!! looked in the engine and noticed a box has rusted off and fallen just behind the headlight on the drivers side it has 3 cbles on it and not sure if it is the immobliser can anyone please help driving me (ha ha) nuts!!!! won t bump either or jump start just keeps turning over!!!!!

Paul White, January 2010