692 bytes added
, 14:29, 1 October 2021
==Introduction==
Automotive relay can be used for immobilizer scenario, when the driver will have to be identificated in order to start the engine. Тhe advantages of a relay are that even if the thieves managed to bypass the cars alarm system by using modern jammers, they won't be able to start the engine.
'''Connection'''
In order to control vehicle starter via relay you will need a FM device that has a DOUT (Digital Output).
First of all you need to cut off the starter control cable and connect relay between starter cable and the engine.
When key in the ignition is turned to ACC position, DOUT is active and turns off starter control, them the device wait for driver autentification