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Home >> Mazda >> 2002 >> MX-5 Miata Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1603: Key Id Number Unregistered In Pcm >> Detection Condition

Detection Condition

DTC is set when ignition key identification numbers are not registered in Powertrain Control Module (PCM).

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