Typical location of the VVT valves.

Typical location of the VVT valves.
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 VVT valve on Toyota Avensis 1.8i 2007, recorded while the engine was at idle.

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

WAVEFORM LIBRARY

×

The USB Oscilloscope program is required for waveform playback. Get the latest USB Oscilloscope program here.

VVT intake - KIA Ceed 1.6 2013
1.67 MB
 download

VVT intake - Toyota Avensis 1.8i 2007
1.52 MB
 download