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Home >> Mazda >> 2003 >> MX-5 Miata Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P1622: Key Id Number Mismatch >> Detection Condition

Detection Condition

DTC is set when identification numbers stored in immobilizer unit and PCM do not match This DTC is indicated only after immobilizer unit is replaced and system is reprogrammed.