Diagnostic Fault Information
| Circuit | Short to Ground | Open/High Resistance | Short to Voltage | Signal Performance |
|---|---|---|---|---|
| Radio Controls B+ | U0257, 1, 2, 3 | 2, 4 | - | - |
| Radio Display B+ | U0257, 1, 2, 3 | U0257, 1, 3, 4 | - | - |
| Radio Display Reset | U0257, 1, 2 | - | - | - |
| Radio Display Wakeup | - | U0257, 1, 2 | U0257, 1, 2 | - |
| CGI Serial Data + | U0257, 1, 2 | U0257, 1, 2 | U0257, 1, 2 | - |
| CGI Serial Data - | U0257, 1, 2 | U0257, 1, 2 | U0257, 1, 2 | - |
| LIN Serial Data | 2 | 2 | 2 | - |
| Radio Controls ground | - | 2 | - | - |
| Radio Display Ground | - | - | - | - |
| 1. Display Inoperative 2. Controls inoperative 3. Fault affects multiple components, dependant on vehicle equipment additional communication DTCs may be set 4. Fault may affect one or more components, dependant on fault location |
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