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Home >> Hyundai >> 2012 >> Elantra GLS, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC P2251: O2 Sensor Reference Ground Circuit/Open (Bank1 Sensor1) >> General Information >> Diagnostic Circuit Diagram
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Diagnostic Circuit Diagram

Fig 1: Oxygen Sensor (Bank1 Sensor1) - Diagnostic Circuit Diagram (1 Of 2)
G07272856Courtesy of HYUNDAI MOTOR CO.
Fig 2: Oxygen Sensor (Bank1 Sensor1) - Diagnostic Circuit Diagram (2 Of 2)
G07272857Courtesy of HYUNDAI MOTOR CO.
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