Diagnostic Fault Information
WARNING: This page is about a different car, the 2016 Cadillac CTS. 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 |
| Audio Control Request Circuit |
DTC B12A1 02 |
DTC B12A1 04, 1 |
DTC B12A1 01, 1 |
- |
| 1. Performance Data Recorder Malfunction |