Limp Home Mode

Fig 1: Button Engine Start System - Start/Stop Button And Key

Courtesy of HYUNDAI MOTOR AMERICA

In case of no input signal for the brake (AT specification), the ACC mode shall move to "START" by pressing SSM for more than 10 seconds.
In case of problems with communication between EMS and CAN (the EMS state), the "START" state moved to the "ENGINE RUN" based on RPM input.
In case that one out of two SSM input lines is disconnected,
The electric power cycling is available when SSB is pressed twice within 10 seconds (SSB LIMP HOME PRESS).

The buzzer rings when the button is pressed in the first time.

The electric power cycling is available and buzzer stops when the button is pressed twice within 10 seconds.