Matrix L4-1.8L (1ZZ-FE) (2008)
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