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Home › Chrysler › 2002 › Intrepid Base › Repair and Diagnosis › Engine Performance › System › Engine Controls - Self-Diagnostics › Diagnostic Tests › DTC P0600: Serial Communication Link Or DTC P0601: Internal Memory Checksum Invalid › Testing

DTC P0600: Serial Communication Link Or DTC P0601: Internal Memory Checksum Invalid: Testing

The PCM is reporting internal errors. Replace PCM. Program the new PCM. See PROGRAMMING .