Diagnostic Fault Information
WARNING: This page is about a different car, the 2012 Buick Verano. 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 |
|---|---|---|---|---|
| Multimedia Player B+ | - | 4 | - | - |
| Detection Signal Circuit | 4 | 5 | 5 | - |
| Left Audio Signal Multimedia Player Terminal 12 | B1278 02, 3 | 3 | B1278 01, 3 | - |
| Left Audio Signal Radio Terminal 24 | 3 | 3 | 3 | - |
| Right Audio Signal Multimedia Player Terminal 13 | B1279 02, 2 | 2 | B1279 01, 2 | - |
| Right Audio Signal Radio Terminal 10 | 2 | 2 | 2 | - |
| Audio Common Circuit Multimedia Player Terminal 3 | - | 1, 5 | - | - |
| Audio Common Circuit Radio Terminal 23 | - | 1 | - | - |
| USB Cable | 6 | 6 | 6 | - |
| Multimedia Player Ground | - | 4 | - | - |
| 1. No or distorted audio from both sides 2. No or distorted right side audio 3. No or distorted left side audio 4. External audio inputs inoperative 5. AUX selection always available with or without device connected 6. USB port Inoperative |
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