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On-Board Diagnostic [Engine Control System (AJ)]
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DTC P1623
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Notes
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DTC P1623: Notes
DTC P1623 [AJ] DETECTION CONDITION AND POSSIBLE CAUSES
DTC P1623
Code word or key ID number read/write error in PCM
DETECTION CONDITION
PCM internal EEPROM damaged.
POSSIBLE CAUSE
PCM internal EEPROM damaged.