Computers and Control Systems: Description and Operation

Electronic feedback carburetor system (typical).:

Fig. 8 Electronic feedback carburetor operation. 1987-88 models:

The Electronic Feedback Carburetor system controls emissions by close regulation of air/fuel ratios. Carburetor operation is controlled by an electronic control unit (computer). The computer monitors engine and vehicle operating conditions through a series of sensors and actuators to determine ideal fuel/air mixtures.