LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Hyundai
>>
2018
>>
Sonata Plug-In Hybrid
>>
Repair and Diagnosis
>>
Engine Performance
>>
System
>>
Engine Control System Diagnosis (3 Of 3) (PHEV)
>>
DTC P2251: O2 Sensor Reference Ground Circuit/Open (Bank 1 Sensor 1)
>>
Specification
>>
Signal Waveform & Data
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Signal Waveform & Data
Courtesy of HYUNDAI MOTOR AMERICA
CH A1 (Nernst cell voltage), CH A2 (Pump cell voltage), CH B1 (Common ground), CH B2 (Compensative resistance)