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Home >> Kia >> 2005 >> Optima EX, 2.7 8 >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Engine Control System/Fuel System - 2.7L >> MFI Control System >> Description >> Evaporative Emission Controls >> EVAP System Monitoring: Leakage Detection >> System Description

System Description

The evaporative system is monitored by a pressure test. The canister close valve and fuel tank pressure sensor are used to close the system and observe tank pressure respectively.

Fig 1: EVAP System Leak Detection Diagram
G00328328Courtesy of KIA MOTORS AMERICA, INC.
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