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Home >> Isuzu >> 2004 >> Axiom Base, RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine DRIVEABILITY And Emissions - DTC P1237 To DTC U2104 >> DTC P1648: Wrong Security Code Entered >> Circuit Description

Circuit Description

The ECM decides whether that is an abnormality in the immobilizer control system. DTC P1648 are recorded by the ECM when received incorrect security code.

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