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Home >> Volvo >> 1999 >> C70 2D Convertible, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Performance Diagnostic Trouble Code (DTC) Diagnostics - 14 Of 14 (Convertible) >> ECM-E003: Control Unit, Internal Fault. Signal Faulty. Intermittent Fault (B5234T3; 1999-2002) >> Signal faulty. Intermittent fault >> Trouble-shooting information

Trouble-shooting information

The engine control module has previously registered a fault in the CAN communication, but has detected that the fault no longer exists.

Fig 1: Identifying Engine Control Module
GLL103038Courtesy of VOLVO CARS OF NORTH AMERICA.