LEMON Manuals
: Even more car manuals for everyone: 1960-2025
Home
>>
Hyundai
>>
2011
>>
Equus Signature
>>
Repair and Diagnosis (Single Page)
>>
Engine Performance
>>
Testing & Diagnosis
>>
Engine Control System Diagnosis (1 Of 3)
>>
DTC P0140: O2 Sensor Circuit No Activity Detected (Bank 1/Sensor 2)
>>
General Information
>>
Diagnostic Circuit Diagram
April 5, 2026:
LEMON Manuals is launched!
Read the announcement.
Diagnostic Circuit Diagram
Fig 1: O2 Sensor Diagnostic Circuit Diagram (Bank 1/Sensor 2)
Courtesy of HYUNDAI MOTOR CO.
Courtesy of HYUNDAI MOTOR CO.