Celica GT-S L4-1.8L (2ZZ-GE) (2000)
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Leak Detection Solenoid: Description and Operation
Evaporative Emissions System
The vapor pressure sensor and VSV for vapor pressure sensor are used to detect abnormalities in the evaporative emission control system.
The ECM decides whether there is an abnormality in the evaporative emission control system based on the vapor pressure sensor signal.
