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2019
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RDX Technology, AWD
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Engine Control System - DTC Diagnostics (P1659 - U0047)
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DTC Troubleshooting
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DTC P2A00
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Overview
DTC P2A00: Overview
If the A/F sensor (Sensor 1) output voltage deviates greatly from normal oxygen concentration levels during deceleration, the PCM determines an abnormality and stores the DTC.