User's Manual

3 Feature/Function Requirements
3.1 Feature/Function Requirements
The GWM A/B30 KBCM system is designed to allow the driver to lock and unlock the
vehicle door(s), and search the vehicle through RF channel, passive entry and passive start
via the LF-RF channel. The system consists of PEPS, BCM, Smart Key and Immobilizer base
station. The Smart Key shall perform the following functions:
1) Remote all doors unlock
2) Remote all doors lock
3) Remote search alarm
4) Passive Entry
5) Passive Lock
6) Passive Start
7) Backup Start
8) Emergent mechanical Key
3.1.1 RKE Lock Key Fob Control
The RKE Lock command shall command the RKE_Lock_Request through a RF message to
lock all the vehicle doors, by pressing the Lock Button.
3.1.2 RKE Unlock Key Fob Control
The RKE Unlock command shall command the RKE_Unlock_Request through a RF message
to unlock all the vehicle doors, by pressing the Unlock Button.
3.1.3 RKE Searching vehicle Control
The RKE Searching vehicle command shall command the RKE_Search_Request through a
RF message to start panic or stop searching the vehicle, by pressing the searching Button.
3.1.4 Passive Entry
The driver wants to entry the vehicle to press the door handle switch, and the KBCM ECU
will send an authorization command to Smart Key via LF channel. And the Smart Key will
give a response via RF channel. If the authorization is passed, and the smart key is not
inside the vehicle, the KBCM ECU will open the door.
3.1.5 Passive Lock
The driver wants to leave the vehicle to press the door handle switch, and the KBCM ECU
will send an authorization command to Smart Key via LF channel. And the Smart Key will
give a response via RF channel. If the authorization is passed, and the smart key is not
inside the vehicle, the KBCM ECU will lock the door.
3.1.6 Passive Start
The driver wants to start the vehicle to press the SSB switch, and the KBCM ECU will send
an authorization command to Smart Key via LF channel. And the Smart Key will give a
response via RF channel. If the authorization is passed, and the smart key is inside the
vehicle, the KBCM ECU will ask immobilizer base station to start engine.