lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 2627 > < Component Tests and General Diagnostics|Page 2625
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*: The ECM terminal voltage is constant regardless of the output voltage from the sensor.

(a) WAVEFORM 1

(1) Camshaft timing oil control valve assembly operation signal

(b) WAVEFORM 2

(1) Heated oxygen sensor signal

HINT
In the Data List, item O2S B1S2 and O2S B2S2 shows the ECM values from the heated oxygen sensor.

(c) WAVEFORM 3

Component Tests and General Diagnostics|Page 2627 > < Component Tests and General Diagnostics|Page 2625