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Home >> Cadillac >> 2014 >> CTS Base, 2D Coupe, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 107 (Cellular System, Entertainment System, And Navigation System) >> Diagnostic Information and Procedures >> DTC B1287: Amplifier Control Signal Circuit >> Diagnostic Fault Information
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Diagnostic Fault Information

WARNING: This page is about a different car, the 2014 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
Amplifier Control DTC B1287 02,** DTC B1287 04,** DTC B1287 01,* -
* No audio output.
** 4 Channel unmute, possible noise in speakers when radio muted or turned off