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Home >> Kia >> 2009 >> Optima EX, 2.7 4 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> DTC Troubleshooting Procedures (3 Of 3) - 2.7L >> DTC P0604: Internal Control Module Random Access Memory (Ram) Error >> General Information >> DTC Description

DTC Description

If the RAM in ECM has errors, ECM sets P0604 and MIL (Malfunction Indication Lamp) turns on.

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