Detroit DD16 GHG14 (2014-16) Fault Code: SPN 1243 FMI 14 (CPC) Antilock Brake System Fault Restricts Automatic Gear Selection Functionality

NOTE: This fault code indicates a missing message from the antilock brake system (ABS) module.

PROBABLE CAUSES:
1. If any battery voltage codes present, fix those first.
2. If any 625-xx codes, fix those first.
3. If the CPC4 has been recently programmed, ensure the parameters are correct.
4. Turn key off for 5 minutes, then turn back on. Check codes. If not active, clear codes and release. if active, refer to code 625-9.