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Description and Operation: Function

  1. High speed CAN communication (C-CAN)
    1. User option setting: HUD and others
    2. SBW: Shift By Wire
    3. HUD: (Head Up Display
  2. Low speed CAN communication (MM-CAN)
    1. Audio/Video multimedia information
    2. Turn By Turn Navigation information
  3. Sound output
    Fig 1: Identifying Low/High Speed CAN Communication And Sound Output
    G09791145Courtesy of HYUNDAI MOTOR AMERICA
    Sound Description and function (CAN data receiver) Remarks
    Welcome Welcome (Key out and door open/closed state checked by BCM) CAN input + Cluster
    Good bye Goodbye (Cluster) Cluster
    Door open warning Kwy reminder warning (BCM), Vehicle speed is 5km/h or below & IGN switch is ACC or IGN or engine start & when vehicle speed is below 5 km/h or when the driver side door is opened CAN input
    Seat belt warning Driver seat belt warning (BCM) CAN input
    PAS system warning PAS sensor fault warning (BCM) CAN input
    Gear R PAS warning when shift gear R (BCM) CAN input
    Parking brake Parking brake warning (BCM) CAN input
    Engine start/stop button SSB button warning (SMK) CAN input
    Rheostat light information Rheostat warning when select the max or min degree (Cluster) Cluster
    Smart key out Smart key out warning (SMK) CAN input
    Non smart key warning (SMK)
    Smart cruise Change from the conventional cruise to the smart cruise (SCC) CAN input
    Smart cruise driving information Smart cruise function cancel (SCC) CAN input
    conventional cruise Change from the smart cruise to the conventional cruise (SCC) CAN input
    Turn signal lamp (Tick) Turn signal lamp warning (BCM) CAN input + Cluster
    Turn signal lamp (Tock) Turn signal lamp warning (BCM) CAN input + Cluster
    Smart key battery low voltage Warning when driver push the SSB button with low voltage battery smart key (SMK) CAN input
    EPB warning Warning when change from Auto Hold to EPB lock (EPB) CAN input
    ESC OFF change sound When ESC state is changed CAN input
    Cooling fluid high temperature warning When the engine temperature is over 120 °C (EMS) CAN input + Cluster
    SBW warning Warning message or P, N with IGN OFF state (TCU, LVR) CAN input
  4. User Setting Mode (USM)

    Setting can be changed by using the haptic switch menu, and CW, CCW, OK buttons (or the UP, Down, Left, Right and OK button of the generic switch). There are total of 24 items (for example, In/Out Seat Synchronization, In/Out Steering Wheel Synchronization, Auto Door Lock, Auto Door Lock Deactivate, Head Lamp Escort, Welcome Light, Welcome Sound, Triple Turn Signal, Average Fuel Consumption Auto Reset, HUD Height Adjustment, Brightness, and Content Setup) that can be set and customized. The signal flow during setting is as follows.

    1. UMS settings are set, they are transmitted to BCM.
    2. BCM transmits the settings via B_CAN to the relevant modules.
    3. The module completes setting and transmits the modified setting to BCM.
    4. BCM transmits the final settings via C_CAN to the cluster.
    5. HUD related settings of UMS is transmitted.
    6. Settings on HUD light brightness/height are transmitted to display the final settings.
    7. The haptic settings of UMS are transmitted to modify the haptic experience.
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