Signal Waveform & Data
Scan Tool Display for HO2S

Test Condition

Scan Tool Parameter

O2 SNSR VOL.-B1/S1

O2 SNSR VOL.-B1/S2

Normal Value when circuit is normal

Idle after warm up

Signal is switching from rich

(above 0.45V) to lean(below 0.45V) a minimum of 3 times in 10 seconds.

Above 0.7V

HO2S(B1S1) signal circuit open

Approx. 0.43~0.45V

-

HO2S(B1S2) signal circuit open

-

Approx. 0.43~0.45V

Яндекс.Метрика