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Home >> Chevrolet >> 2015 >> Cruze LT, Automatic Trans >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Cellular System, Entertainment System And Navigation System >> Diagnostic Information and Procedures >> DTC B1446 or B1447: Backup Power Source >> Conditions for Setting the DTC

Conditions for Setting the DTC

B1446 03 

The telematics communication interface control module detects that the backup power source voltage has dropped below the minimum threshold value.

B1447 04 

The telematics communication interface control module detects no voltage from the backup power source.