Diagnostic Fault Information
WARNING: This page is about a different car, the 2017 Cadillac ATS. 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 |
|---|---|---|---|---|
| F31UA (BCM 7) Fuse B+ | 1 | 1 | - | - |
| Backup Lamp Switch Signal | 2 | 2 | 2 | - |
| Backup Lamps Control | B127B 2B, B2545 02 | B127B 2B, B2545 04 | 1 | - |
| Backup Lamp Switch Ground | - | 2 | - | - |
| Backup Lamp Ground - Left | - | 1 | - | - |
| Backup Lamp Ground - Right | - | 1 | - | - |
| 1. Backup Lamps Malfunction 2. Backup Lamp Switch Malfunction |
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