Front Display Interface Module (FDIM) DTC Table

FRONT DISPLAY INTERFACE MODULE (FDIM) DTC Table

DTC	Description	Action
B1318	Battery Voltage Low	GO to PINPOINT TEST AI .
B1342	ECU is Faulted	NOTE: Repair all other DTCs before diagnosing DTC B1342. CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is the only DTC retrieved, INSTALL a new Front Display Interface Module (FDIM). REFER to FRONT DISPLAY INTERFACE MODULE (FDIM) - WITH NAVIGATION or FRONT DISPLAY INTERFACE MODULE (FDIM) - WITHOUT NAVIGATION . REPEAT the self-test.
B2477	Module Configuration Failure	REFER to MODULE CONFIGURATION SYSTEM article.
B2924	Audio Button Stuck	GO to PINPOINT TEST H .
U0140	Lost Communication With Body Control Module (GEM)	GO to PINPOINT TEST AB .
U0155	Lost Communication With Instrument Panel Cluster (IC) Control Panel	GO to PINPOINT TEST AO .
U0164	Lost Communication With HVAC Control Module (EATC)	GO to PINPOINT TEST AP .
U0184	Lost Communication With Radio (ACM)	GO to PINPOINT TEST AQ .
U0197	Lost Communication With Telephone Control Module	GO to PINPOINT TEST AR .
U2050	No Application Present	REFER to MODULE CONFIGURATION SYSTEM article.
U2051	One or More Calibration Files Missing/Corrupt	REFER to MODULE CONFIGURATION SYSTEM article.

NOTE: This module utilizes a 5-character DTC followed by a 2-character failure-type code. The failure-type code provides information about specific fault conditions such as opens or shorts to ground. Continuous memory DTCs have an additional 2-character DTC status code suffix to assist in determining DTC history.