FixVault
Home
›
Mazda
›
2003
›
MPV ES
›
Repair and Diagnosis
›
Engine Performance
›
System
›
Engine Controls - Self-Diagnostics
›
Diagnostic Tests
›
DTC P1621: Code Word Does Not Match After Engine Cranking
›
Detection Condition
Detection Condition
DTC is set, when code word stored in PCM and immobilizer unit does not match.