| B1342 | ABS control module/ECU internally faulted | Strong Ford indicator after power and ground checks |
| C0550 | Electronic Brake Control Module internal malfunction/performance | Common on GM vehicles |
| C1300 | Skid-control ECU malfunction | Toyota/Lexus; one of the strongest module-specific codes |
| 81-1 / DTC 81 | ABS/VSA control-unit internal circuit malfunction | Honda/Acura application-dependent |
| U3000:41 | Module checksum failure | Strong if stored inside the ABS module |
| U3000:46 | Calibration/parameter-memory failure | May require programming or module replacement |
| U3000:49 | Internal electronic failure | Strong if stored inside the ABS module |
| U3000:96 | Internal component failure | Strong module indicator |
| C056D:00 or :39 | ECU hardware/internal electronic failure | Only relevant if the EBCM itself stored it |