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Waveform 10

  1. Heated oxygen sensor (HO2S) (Sensor 1)
WAVEFORM SPECIFICATIONS

Symbols (Terminal No.) OXL1 (E3-28), OXR1 (E4-28) - E1 (E3-7)
Tester Range 0.2 V/DIV, 200 msec./DIV
Condition Maintain engine RPM at 2,500 rpm after engine warmed-up

HINT:

In the DATA LIST, the items O2S B1 and B2 S1 show the ECM input values of the HO2S (sensor 1).

Fig 1: Heated Oxygen Sensor - Waveform
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