A vehicle diagnostic device for an electric vehicle according to an aspect of the present disclosure includes a connector configured to be attached to or detached from a D-CAN channel in a vehicle network system of the electric vehicle; a CAN transceiver connected to a first signal line and a second signal line of the D-CAN channel through the connector; a wakeup circuit connected to the first signal line or the second signal line through the connector; and a control circuit configured to change from a sleep mode to a wakeup mode in response to an input of a first wakeup signal outputted by the CAN transceiver or a second wakeup signal outputted by the wakeup circuit in the sleep mode, and collect diagnosis data from the vehicle network system through the CAN transceiver in the wakeup mode.
VEHICLE DIAGNOSTIC DEVICE FOR ELECTRIC VEHICLE
FAHRZEUGDIAGNOSEVORRICHTUNG FÜR EIN ELEKTROFAHRZEUG
DISPOSITIF DE DIAGNOSTIC DE VÉHICULE POUR VÉHICULE ÉLECTRIQUE
2024-07-31
Patent
Electronic Resource
English