lexus Workshop Repair Guides

Lexus Workshop Service and Repair Manuals

Component Tests and General Diagnostics|Page 3294 > < Component Tests and General Diagnostics|Page 3292
Page 9
background image

1. WAVEFORM 1

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

2. WAVEFORM 2

HINT: In DATA LIST, item O2S B1 S2 shows the ECM input values from the heated oxygen sensor.

3. WAVEFORM 3

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

Component Tests and General Diagnostics|Page 3294 > < Component Tests and General Diagnostics|Page 3292