Good that the problem was already resolved only let me tell you that it is very common in many veículi The PCM EPROM is blocked or in some cases of lucky immobilizer
Good Data Chilitas, but as an additional information the deprogramming of the manufacturing alarms, it is produced by the disconnection of the battery more than by the load itself, while still being a factor, the big problem is that the mechanics tend to disconnect the positive terminal, first and this causes a peak, the correct shape is the first negative to terminate the mass of the computer,