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Smart key (SMK) Warning

SMK System Warnings conditions of activation are controlled by the SMK unit. When a condition is satisfied, SMK unit sends corresponding warning request to IPM and cluster by CAN, IPM only operates the external buzzer. Internal Warning Buzzer or Warning Indicator are operated by the Cluster. (refer to the SMK warning specification.)

Fig 1: Smart Key Warning System Communication Diagram
G08814242Courtesy of HYUNDAI MOTOR AMERICA
Function Characteristics Name
Signal Label Spec. Designation
Input CAN_B Communication C_PICWarning SMK Warning Command for external buzzer
Output Internal b_SMK_DoorLockWarning1 Door lock warning 1
b_SMK_DoorLockWarning2 Door lock warning 2
b_SMK_DoorLockWarning3 Door lock warning 3
b_SMK_IDOutWarning ID Out Warning
b_SMK_KeyReminder2Warning Key reminder 2 warning
b_SMK_TrunkWarning Trunk warning (Trunk closed with Fob inside)