General Information

P0497 Evaporative Emission System Low Purge Flow

General Information

Component Location





General Description

The purge control solenoid valve (PCSV) is a device used to meter vapor flow to the engine. The PCM controls the PCSV using a duty cycle signal.

DTC Description

If the Reference value of differential tank pressure is over 5 hPa (10.443 lbf/ft2), PCM determines that PCSV is stuck close and sets DTC P0497.

DTC Detecting Condition





Specification





Schematic Diagram





Signal Waveform