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RDX Base
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Engine Performance
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Engine Control System - DTC Diagnostics (P0010 - P0299)
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DTC Troubleshooting
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DTC P0128
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Overview
DTC P0128: Overview
If the ECT sensor 2 temperature immediately rises after engine start or the ECT sensor 1 temperature does not reach to a certain temperature, the PCM determines an abnormality and stores the DTC.