Ford F-53 F53 Motorhome Chassis (2015) – fuse box diagram Aug 23, 2015Ford F-53 F53 Motorhome Chassis (2015) – fuse box diagram . Power distribution box Ford F-series F53 (2015) Motorhome Chassis – power distribution box. Locate the power distribution box in the engine compartment. It has high-current fuses that protect your vehicle’s main electrical systems from overloads. Fuse Box Diagram > Ford F-53 / F-59 (2013, 2016, 2017) Fuse box diagram (location and assignment of electrical fuses and relays) for Ford F-53 Motorhome Chassis / F-59 Commercial Stripped Chassis (2013, 2016, 2017).