Diagnostic Fault Information
WARNING: This page is about a different car, the 2008 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 |
|---|---|---|---|---|
| Body Control Module (BCM) 5 Fuse B+ Supply | 1, 2 | 1, 2 | - | - |
| Body Control Module (BCM) 6 Fuse B+ Supply | 1, 2 | 1, 2 | - | - |
| Center High Mounted Stop Lamp (CHMSL) Control | B3445 00 | 2, 3 | 2, 3 | - |
| Brake Position Sensor Signal | C0277 06, 07 | C0277 06 | C0277 07 | C0277 09 |
| Stop Lamp Relay Control - European | B3445 00 | 2, 3 | 2, 3 | - |
| Stop Lamp Relay Switch B+ - European | 2 | 2 | - | - |
| Brake Position Sensor 5-Volt Reference | C0277 06, C0890 03 | C0277 06, C0890 03 | 4 | - |
| Brake Position Sensor Low Reference | - | C0277 06 | 4 | - |
| Left Rear Stop/Turn Lamp Supply Voltage | 1, 2 | 1, 2 | 1, 2 | - |
| Right Rear Stop/Turn Lamp Supply Voltage | 1, 2 | 1, 2 | 1, 2 | - |
| Center High Mounted Stop Lamp (CHMSL) Ground | - | 1, 3 | 1, 3 | - |
| Left Rear Stop/Turn Lamp Ground | - | 1, 2 | 1, 2 | - |
| Right Rear Stop/Turn Lamp Ground | - | 1, 2 | 1, 2 | - |
| Stop Lamp Relay Ground - European | - | 2 | 2 | - |
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