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Home >> Mazda >> 2003 >> 6 i, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls [Self-Diagnostics 2.3L] >> Diagnostic Tests >> DTC P0604: Pcm Ram Error >> Detection Condition
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Detection Condition

PCM internal RAM malfunction. This is a Continuous Monitor (CM). MIL illuminates if PCM detects malfunction condition during first drive cycle. PENDING CODE is available if PCM detects malfunction condition. FREEZE FRAME DATA is available. DTC is stored in PCM memory.