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Home >> Hyundai >> 2007 >> Sonata SE >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System Diagnosis (3.3L) (2 Of 2) >> DTC Troubleshooting Procedures >> DTC P0604 Internal Control Module Random Access Memory (Ram) Error >> DTC Description
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DTC Description

If real checksum does not accord with memory checksum, PCM sets P0604 and MIL (Malfunction Indication Lamp) turns on.

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