Where in the per heater fuse on a citreon berlingo diesel?

In a Citroën Berlingo diesel, the pre-heater fuse is typically located in the engine compartment fuse box. You can find the fuse box by opening the hood and looking for a black box near the battery. Consult the vehicle's owner manual for the exact fuse number and location, as it can vary by model year. Always ensure the vehicle is off before checking or replacing any fuses.