scion Workshop Repair Guides

Scion Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2857 > < Component Tests and General Diagnostics|Page 2855
Page 7
background image

HINT: The wavelength varies in accordance with the engine operating condition.

5. WAVEFORM 5

HINT: In the Data List, the items O2S B1 S2 show the values input to the ECM from the heated oxygen sensor.

6. WAVEFORM 6

-

The wavelength becomes shorter as the engine rpm increases.

-

The waveforms and amplitudes displayed differ slightly depending on the vehicle condition.

7. WAVEFORM 7

Component Tests and General Diagnostics|Page 2857 > < Component Tests and General Diagnostics|Page 2855