toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2482 > < Component Tests and General Diagnostics|Page 2480
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Waveform 6

(a) Heated oxygen sensor

HINT: In the Data List, item O2S B1S2 shows the ECM input values from the heated oxygen sensor.

7. WAVEFORM 7

Waveform 7

(a) Knock sensor

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The wavelength becomes shorter as the engine rpm increases.

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

8. WAVEFORM 8

Waveform 8

(a) Camshaft timing oil control valve (OCV)

HINT: The wavelength becomes shorter as the engine rpm increases.

9. WAVEFORM 9

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