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Home >> Hyundai >> 2016 >> Veloster Base, Standard Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) - 1.6L GDI >> DTC P2251: O2 Sensor Reference Ground Circuit/Open (Bank 1 Sensor 1) >> Specification >> Signal Waveform & Data
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Signal Waveform & Data

Fig 1: Screen Display - Signal Waveform Of Sensor Virtual Ground Output At IG Key ON And Engine Running
G10610154Courtesy of HYUNDAI MOTOR AMERICA
Fig 2: Screen Display - Signal Waveform Of Sensor Current Pump At IG Key ON And Engine Running
G10610155Courtesy of HYUNDAI MOTOR AMERICA

Waveform of sensor Current Pump at IG KEY "ON" and Engine running. It fluctuates between 2V and 3V periodically.

Waveform of sensor Virtual Ground Output at IG KEY "ON" and Engine running. 2.5V is displayed.

Waveform of sensor Current Adjust at IG KEY "ON" and Engine running. It fluctuates between 2V and 3V periodically. Waveform of sensor Nernst Voltage at IG KEY "ON" and Engine running. 2.9V is displayed.

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