Quote:
Originally Posted by fastfredracing
But parking brake modules, tranmission modules, hvac modules , lighting , suspension ABS, Steering lock atc,, all care about complicated code and communication with 20+ or more other modules for the vehicle to be able to function .
|
Sooo true. That button on the dash may have to send a signal to an antenna that sends a signal to the ecm in order for the car to start after it sees the fob in your pocket.. another signal to the body module to open a door. Its not just spark and fuel anymore.