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Home >> Mazda >> 1996 >> MPV DX >> Repair and Diagnosis >> External Pages >> Different car >> Section 161 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P1623: Code Word Or Key Id Number Read/Write Error In Pcm >> Detection Condition
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Detection Condition

WARNING: This page is about a different car, the 2003 Mazda MPV and 2002 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.

DTC is set, when PCM internal EEPROM is damaged.

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