Tacoma 4WD L4-164.4 2693cc 2.7L DOHC (3RZ-FE) (1996)
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CIRCUIT DESCRIPTION
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.
DTC PO45O is recorded by the ECM when the vapor pressure sensor malfunction.
DETECTING CONDITION AND TROUBLE AREA
WIRING DIAGRAM