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2015
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Sonata Eco
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Repair and Diagnosis
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Different variant/trim
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Section 125 (Engine Control System Diagnosis (1 Of 2) (HEV))
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DTC P0139: O2 Sensor Circuit Slow Response (Bank 1/Sensor 2)
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General Information
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Diagnostic Circuit Diagram
Diagnostic Circuit Diagram
WARNING:
This page is about a different variant/trim than selected.
Fig 1: Heated Oxygen Sensor Circuit Diagram
Courtesy of HYUNDAI MOTOR AMERICA