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Hyundai
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2017
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Sonata Base
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Repair and Diagnosis
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External Pages
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Different variant/trim
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Section 42 (Engine Control System Diagnosis - 2.0L (2 Of 3) (Except HEV))
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DTC P03B9: Cylinder 4 Pressure Too High
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DTC Information
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DTC Description
DTC Description
WARNING:
This page is about a different variant/trim than selected.
PCM sets DTC P03B9 if the PCM detects pre-ignition of cylinder 4.