System Overview

WARNING: This page is about a different car, the 2017 Kia Niro. However, it is still accessible from the selected car via links, so may be relevant.

The System offers the following features:

Changing the state of engine ignition and power by using the start button.
Controlling external relays for ACC/IGN1/IGN2 terminal switching and STARTER, without use of mechanical ignition switch.
Indicating the vehicle status on display by using LED or explicit messages.
Immobilizer function by LF transponder communication between fob and fob holder.
Redundant architecture for high system dependability.
Interface with Low Speed CAN vehicle communication network.
Interface with LIN vehicle communication network depending on platform.

The RKE and SMART KEY functions are not considered part of this Button Engine Start system and are specified in a separate system.