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Home >> Kia >> 2011 >> Rio Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Diagnosis (2 Of 2) >> DTC P0605: Internal Control Module Read Only Memory (ROM) Error >> General Information >> General Description
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General Information: General Description

PCM monitors errors through checksum. Every information consists of the combination of 0 and 1, checksum means summing up all values in a row. Thus, errors are recognized comparing checksum value and the memory value at PCM.

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