What Is Car ECU?
by Dave Grom -
The automotive ECM is an electric computer which used in present day cars to alter its electric modules. Collecting data from sensors and sending output to the different components, the vehicle computer system manage the appropriate functioning of the auto.
The auto ECU collect information from various modules in the motor vehicle as the consumption of fuel and camshaft sensors to effectively compute information like cooling system, intake, exhaust and some other internal components to evaluate and alter the sustaining working state of the transmission, engine system as the traction control (ABS), the air bags, the AC and so on.
A simple example is the speed detector found on the wheel which detects the speed of the wheel and send the information to the ECM. With this model, rather than handing out information to multiple modules from one detector, the information is being sent by the ECU to all the wired units that makes use of this information as the ABS, speedometer, suspension system and so on.
On-board Diagnostics Port
A vehicle that employ automobile's computer will also offer On Board Diagnostics (OBD) outline to enable driver or officials to plug diagnostic equipment in order to read the vehicle computer settings.
Automotive ECM theft elimination control
The car immobiliser is theft avoidance system partition in the automotive's computer. It forestalls the engine from flaring up unless driver is applying a registered key. This mechanism adopts an exclusive transponder key that stores the electrical security pin or in other words the password. The car main computer wouldn't activate the pressure of fuel instrumentation and the ignition cylinder if the PIN code in the key does not match the PIN code kept in the immobiliser.
Different car manufacturers use several types of car computers including the GEM (General Electric Module, BCM (Brake Control Module), ECM (Engine Control Module)) and more. Contemporary automobile may contain several ECUs and because of this growing complexity, the coding entailed in configuring or resetting the engine control unit is turning much more challenging to operate.