Matiz 2005 does not start, the chech light is on with the ignition off, when the ontenion is put on the check check does not turn on and the car does not start, they already checked the ECM, immobilizer and key twice and everything is fine. OK fuses and relay. I thank you for your comment. THANK YOU.
It can only be carried out by the supervision of an electronic or electrician for which it would be risky to suggest without knowing what you can do well or leave it even worse.