Chevrolet Spark Workshop Manual on the Computer Control System (C3), written in Spanish. This document details the operation of the fuel injection system and the electronic control system (ECM) to reduce polluting emissions. It explains the fuel system components and describes the function and location of the various sensors and actuators, such as the ECT, TP, MAF, CKP, CMP, MAP, and EGR valve. It also covers the electronic ignition system and throttle actuator control (TAC).