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 |
|---|---|---|---|---|
| B+ - Terminal 2 | B1370 06, B1380 06, B1440 00, U0100-U0299 | B1370 06, B1380 06, B1440 00, U0100-U0299 | -- | -- |
| Ignition - Terminal 3 | B1370 06, B1380 06, U0100-U0299 | B1380 06 | B1380 01, P1629 | -- |
| Ignition - Terminal 1 | B1370 06, B1380 06, U0100-U0299 | B1370 06, * | B1370 01, U0100-U0299 | -- |
| Ignition - Terminal 4 | B1370 06, B1380 06, U0100-U0299, B1440 00 | B1441 06, B1440 00 | B1441 01, B1440 00 | -- |
| Ignition Voltage - BCM Terminal 21 X4 | B1428** | B1370 06 | -- | -- |
| Accessory Wakeup Serial Data, BCM Terminal 19 X4 | U1814** | U0100-U0299, P0513 00 | -- | -- |
| * Power Mode Mismatch ** This circuit is a pass through circuit in the BCM and will cause the B+ circuit fuse to the ignition switch to open. |
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