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Home >> Jeep >> 1987 >> Cherokee Limited >> Repair and Diagnosis >> Engine Performance >> Emissions >> Emission Component Identification >> Emission Applications >> Computerized Emission Control (CEC) System
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Computerized Emission Control (CEC) System

CEC system closely controls air/fuel ratio through a feedback system from an oxygen sensor in exhaust system. Major components of this system include exhaust gas oxygen sensor, vacuum switches, temperature switches, Micro Computer Unit (MCU) and special carburetor with stepper motor that controls air/fuel mixture. For additional information, see appropriate article in the COMPUTERIZED ENGINE CONTROL section.