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Home >> Mazda >> 2000 >> MPV ES >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1604: Key Id Numbers Not Registered In Pcm >> Condition
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DTC P1604: Key Id Numbers Not Registered In Pcm: Condition

DTC is set when immobilizer system reprogram procedure (key IDs) was not performed after replacing PCM.

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