Typical location of the evaporative emission control system purge valve.

Typical location of the evaporative emission control system purge valve.

Connection of the USB Autoscope IV to the valve control wire.

Connection of the USB Autoscope IV to the valve control wire.

Setting the USB Autoscope IV to the pulse width testing mode.

Setting the USB Autoscope IV to the pulse width testing mode.

Output voltage waveform from the control circuit of the evaporative emission control system purge valve on Toyota Avensis 1.8i 2007, recorded while the engine was at idle.

Output voltage waveform from the control circuit of the evaporative emission control system purge valve on Toyota Avensis 1.8i 2007, recorded while the engine was at idle.

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EVAP purge valve - Toyota Avensis 1.8i 2007

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