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2021
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Ioniq Plug-In Hybrid Limited
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System Diagnosis (PHEV) (3 Of 3)
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DTC P2251: O2 Sensor Reference Ground Circuit/Open (Bank 1 Sensor 1)
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DTC Information
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DTC Description
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
DTC Description
When Virtual Ground lines expressing the DTC P2251 The ECM is disconnected.