Diagnostic Fault Information
WARNING: This page is about a different car, the 2018 Buick Regal TourX and 2018 Buick Regal. 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 |
|---|---|---|---|---|
| 5 V reference 3 X1 | 1 | - | - | - |
| Signal terminal 1 X1 | 1, 2 | 1, 2 | - | - |
| Signal terminal 7 X1 | 2 | 2 | 2 | - |
| Signal LVDS X2 | B127E 00 | B127E 00 | B127E 00 | - |
| Ground terminal 9 X1 | - | 1 | - | - |
| Ground terminal 10 X1 | - | 1 | - | - |
| 1. Display blank 2. Touch screen does not function |
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