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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Cellular System, Entertainment System And Navigation System - Diagnostic Information And Procedures >> Diagnostic Information and Procedures >> DTC B123A-B123C: Audio Amplifier Control Circuit >> Diagnostic Fault Information
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Diagnostic Fault Information

Circuit Short to Ground Open/High Resistance Short to Voltage Signal Performance
B+ B123A 2B, B123B 2B, B123C 2B, 1 B123A 2B, B123B 2B, B123C 2B, 1 - -
Remote Enable Circuit B123A 2B, B123B 2B, B123C 2B, 1 B123A 2B, B123B 2B, B123C 2B, 1 B123A 2B, B123B 2B, B123C 2B, 2, 1 -
Speaker Control Circuits B123C 02, 2, 1 B123C 04, 2, 1 B123C 00, B123C 2B, 2, 1 -
Ground - B123A 2B, B123B 2B, B123C 2B, 1 - -
1. all components requiring remote enable inoperative
2. components will not power off with infotainment system
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