LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lincoln >> 2014 >> Navigator Base, 4WD >> Repair and Diagnosis >> Brakes >> Brakes Control Systems >> Auxiliary Brake System >> Diagnosis And Testing >> Auxiliary Brake System - Trailer Brake Control (TBC) Module >> DTC Charts >> TBC Module DTC Chart
April 5, 2026: LEMON Manuals is launched! Read the announcement.

TBC Module DTC Chart

DTC Description Action
B1317 Battery Voltage High Go to PINPOINT TEST D .
B1318 Battery Voltage Low Go to PINPOINT TEST E .
B1342 ECU Is Faulted REPAIR all other DTCs. CLEAR the DTCs. REPEAT the self-test. If DTC B1342 returns, INSTALL a new TBC  module. REFER to TRAILER BRAKE CONTROL (TBC) MODULE  in this article. TEST the system for normal operation.
B1863 TBC  Ground Open Circuit Go to PINPOINT TEST F .
C2806 Trailer Brake Output Circuit Short to Vbatt Go to PINPOINT TEST C .
C2807 Trailer Brakes Wiring Circuit Short to Ground Go to PINPOINT TEST C .
U0100 Lost Communication With ECM/PCM Go to PINPOINT TEST G .
U0121 Lost Communication With Anti-Lock Brake System (ABS) Control Module Go to PINPOINT TEST H .
U0155 Lost Communication With Instrument Panel Cluster (IC) Control Module Go to PINPOINT TEST I .
U0415 Invalid Data Received from Anti-Lock Brake System (ABS) Control Module RETRIEVE and REPAIR all non-network DTCs in the ABS module. REFER to DIAGNOSIS AND TESTING .
U2202 Invalid Configuration Data Received
  • If DTC U0155 is also set, Go to PINPOINT TEST I .
  • If DTC U0155 is not set, CHECK the service history for recent service actions related to the Instrument Panel Cluster (IPC). This DTC sets due to incomplete or improper module programming procedures.
  • If there have been recent service actions with this module, REPEAT the IPC  programming procedure using As-Built data as directed by the diagnostic scan tool.
  • If there have been no recent service actions, INSTALL a new IPC  . REFER to INSTRUMENTATION, MESSAGE CENTER, AND WARNING CHIMES .