Reference waveform No.1
Oxygen (1) and heater output (2) signals of heated oxygen sensor-2 (Bank-1 and Bank-2):
WAVEFORM REFERENCE
| Measurement terminal | Bank-1 CH1: C37-1 or C37-2 to C37-81 CH2: C37-3 to C37-81 Bank-2 CH1: C37-20 or C37-21 to C37-81 CH2: C37-22 to C37-81 |
| Oscilloscope setting | CH1: 10 V/DIV, CH2: 200 mV/DIV TIME: 200 ms/DIV |
| Measurement condition | Engine is running at specified idle speed after warmed up engine. |