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Home › Chevrolet › 2004 › Optra5 Base, Automatic › Repair and Diagnosis › Brakes › Traction Control › Anti-Lock Brake System › Diagnostic Information and Procedures › No Communication with Electronic Brake Control Module › Conditions for Setting the DTC

Conditions for Setting the DTC

The battery is defective.
There is a defective ground connection.
A connector is damaged.
A wire is broken or shorted.
A fuse is blown.
The ignition switch is malfunctioning.