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Engine Control System Diagnosis (1 Of 3)
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DTC P0140: O2 Sensor Circuit No Activity Detected (Bank 1 / Sensor 2)
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Diagnostic Circuit Diagram
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Diagnostic Circuit Diagram
Fig 1: Oxygen Sensor (B1S2) - Circuit Diagram
Courtesy of HYUNDAI MOTOR AMERICA
Courtesy of HYUNDAI MOTOR AMERICA