Check HO2S (B2/S1) Performance

1. Warm up the engine to normal operating temperature.
2. Connect VMI to GDS and select "Oscilloscope".
3. Connect Channel A positive probe to Pin No. 1 (high) and Channel A negative probe to Pin No. 2 (low).

   Specification  : Refer to Fig 1

Fig 1: Screen Display - Signal Waveform Of O2S1 At Normal Condition

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