A first electrical connection box includes a housing, a holder (40) that is provided inside the housing, and holds an electrical component (51) to which a first wire (21) is to be electrically connected; and a terminal block (60) attached to the holder (40). The terminal block (60) includes a terminal support base (61) attached to the holder (40), and a busbar (62) supported on the terminal support base (61). The busbar (62) includes a planar first connection surface (84), and a planar second connection surface (86) to which a second wire (22) is to be electrically connected. Also, the first electrical connection box further includes a relay busbar (90) that is provided inside the housing, and includes a third connection surface (97) that is electrically connected to the first connection surface (84), and a fourth connection surface (99) that is electrically connected to the electrical component (51).

A vehicle includes an electrified propulsion system powered by a traction battery. The vehicle also includes an electrical distribution system (EDS) to pass current to and from the traction battery. The EDS is provided with at least one flexible electrical distribution component (FEDC) including a plurality of individual conductor paths. At least one of the individual conductor paths defines a typical width and a reduced width narrowed portion sized to operate as a fuse and thereby break an electrical circuit of the at least one individual conductor path in response to heat generated from conducting an electrical current greater than a predetermined threshold.

An on-board communication device is configured to be communicably connected to on-board ECUs provided in a vehicle, and to acquire configuration information transmitted from the on-board ECUs, the on-board communication device including a control unit that controls communication with an external authentication device that is connected from outside of the vehicle when replacement or addition of an on-board ECU is performed, and if previously-acquired configuration information is different from presently-acquired configuration information, the control unit attempts communication with the external authentication device, and if communication with the external authentication device is not performed in a normal manner, the control unit determines that the on-board ECU has undergone improper replacement or addition.

There are provided a connecting method and an electrical component unit for connecting between a plurality of electrical devices and a determination unit configured to determine a state for each of the plurality of electrical devices. The connecting method includes: providing wire harnesses having a plurality of types for each of which the number of input terminals is different, the wire harnesses being provided with a connector in which an input circuit is built, the input circuit having the input terminals respectively connected to the plurality of electrical devices and outputting a serial signal; selecting one wire harness of the wire harnesses, the one wire harness including the number of the input terminals corresponding to the number of the plurality of electrical devices; and connecting between the plurality of electrical devices and the determination unit via the one wire harness.

A transportation vehicle on-board power supply system, a method, and a fuse device. The transportation vehicle on-board power supply system includes a battery, consumers, a primary fuse and paths via which the primary fuse, is electrically coupled in series with each one of the consumers, wherein each path has at least one secondary fuse. The primary fuse and the secondary fuses are reversible fuses and a control device of the transportation vehicle on-board power supply system accesses the fuses. The control device determines whether a fault has arisen in the transportation vehicle on-board power supply system, the fault satisfying a triggering criterion at least for one of the fuses having at least two of the paths, and selectively actuates the fuses so the fault-free paths are identified and the fuses in the fault-free paths are switched on again.

A vehicle includes a passenger cabin and a human machine interface (HMI) located remote from the passenger cabin. The HMI includes an electronic display and at least one power outlet adapted to selectively supply power to non-vehicle equipment. The HMI may be accessed to control the vehicle in a Power Generation mode.

Methods and systems are provided for troubleshooting anomalies in a high-voltage bus system for an electrified vehicle are provided herein. The high-voltage bus system being electrically connected to a plurality of electrical components such that each electrical component in the plurality of electrical components has a similar voltage when the high-voltage bus system is electrified. The method includes detecting individual voltages for each electrical component in the plurality of electrical components using a voltage sensor of each of the electrical components in the plurality of electrical components; determining a baseline voltage for each of the electrical components in the plurality of electrical components, the baseline voltage corresponding to at least a subset of the individual voltages; and comparing any one of the individual voltages to the baseline voltage to determine if that individual voltage is anomalous.

An electrical junction box housing includes: a case having an opening portion; a cover closes the opening portion; and a gasket fitted to a groove portion of the opening portion. The groove portion includes a case-side seal face in contact with the gasket, an inner wall is located on the inner side of the case-side seal face and protrudes upward, and an outer wall is located on the outer side of the case-side seal face and protrudes upward. The cover includes a cover-side seal face in contact with the gasket, and a water stop wall protruding downward from the outer side of the cover-side seal face. A first clearance is formed in the vertical direction between the water stop wall and an outer surface of the case, and a second clearance is formed in the radial direction between the water stop wall and the outer wall.

Provided is an electrical connection cassette with which it is possible to freely expand a device and add functions in accordance with the size of free space. An electrical connection cassette is provided with: a circuit board; and first connection terminals and second connection terminals mounted on the circuit board and having terminal shapes that can be engaged with each other. In a state with a terminal connection direction oriented in a predetermined direction with respect to the circuit board, the first connection terminals are disposed on the side of one main surface of the circuit board, and in a state with a terminal connection direction oriented in a direction parallel to the predetermined direction, the second connection terminals are disposed near the other main surface of the circuit board.

The current disclosure relates to a method for mounting a fuse box associated with a vehicle battery. In one example, the method can comprise providing a battery comprising a housing and a cover closing off an opening of the battery housing. The method can further comprise providing at least one fastening member can be provided for mounting the fuse box to the cover. The method can further comprise cutting thread in the cover for providing a threaded hole. The method can further comprise screwing the fastening member into the threaded hole.