Communication Between Immobilizer Control Unit and Test Equipment. Chevrolet Aveo 2005

For 1990-2009 cars only

Makes 🢒 Chevrolet 🢒 2005 🢒 Aveo 🢒 Accessories 🢒 Theft Deterrent 🢒 Communication Between Immobilizer Control Unit and Test Equipment

Connect the test equipment as described in the Scan Tool Equipment Manual.
If communication between the scan tool and the test equipment was unsuccessful, wait 30 seconds and try again.
If communication was not successful on the second try, turn the ignition OFF and check the wire and connectors between the immobilizer control unit terminal 7 and the data link connector (DLC) terminal 7.
If the wire and connectors between the DLC and the immobilizer control unit are okay, replace the immobilizer control unit. Refer to Theft Deterrent Module Replacement .