Wiring Diagram For 2004 Toyota Corolla S - Engine compartment fuse block. The fuse block is located in the engine compartment on the driver side of the vehicle. Chevrolet Express – fuse box – engine compartment fuse block. Mercedes Sprinter Turbo – Limp Home (LHM) Diagnostics. You will probably read a great deal on the internet regarding the issues surrounding your Sprinter lapsing into limp-home mode without showing any EML (Engine Management Warning Lamp)..