toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Sensors and Switches - Emission Control Systems > < Diagram Information and Instructions|Page 745
Page 1
background image

Vehicle Speed Sensor: Testing and Inspection

INSPECTION USING OSCILLOSCOPE

Waveform between terminals "SPD" and "E1" when vehicle speed at approx. 12 mph. The greater the vehicle speed, the greater the frequency of
the pulsed signals.

Sensors and Switches - Emission Control Systems > < Diagram Information and Instructions|Page 745