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Home >> Volvo >> 2007 >> S60 Base, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) - Diagnostic Trouble Codes And Associated Procedures - 10 Of 14 >> ECM-720A: Immobilizer Communication. Signal Is Missing With Intermittent Fault (B5204T5; B5254T4; 2004) >> Signal missing with intermittent fault >> Checking >> Checking the component

Checking the component

The immobilizer function is integrated in the central electronic module (CEM).

The engine control module (ECM) has previously registered a fault in communication with the central electronic module (CEM), but detects that the fault no longer exists.