toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Emission Control Systems > < Diagram Information and Instructions|Page 3361
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.

Emission Control Systems > < Diagram Information and Instructions|Page 3361