Rear Entertainment Module (RETM) DTC Chart

DTC	Description	Action
B1119	Audio Disc DVD Player Thermal Shutdown	The Rear Entertainment Module (RETM) was over-temperature. This may occur during extended use or high in-vehicle temperature. Operation can resume after the unit cools. This is normal operation. CLEAR the DTCs.
B111F	LCD Thermal Shutdown	The Liquid Crystal Display (LCD) screen was over-temperature. This may occur during extended use or high in-vehicle temperature. Operation can resume after the unit cools. This is normal operation. CLEAR the DTCs.
B1317	Battery Voltage High	GO to PINPOINT TEST AH .
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 retrieved again, INSTALL a new RETM . REFER to REAR ENTERTAINMENT MODULE (RETM) . TEST the system for normal operation.
B2477	Module Configuration Failure	REFER to MODULE CONFIGURATION .
B2656	DVD (Digital Versatile Disk) Error	CLEAR the DTCs. REPEAT the self-test. If DTC B2656 is still present, INSTALL a new RETM . REFER to REAR ENTERTAINMENT MODULE (RETM) . TEST the system for normal operation.
B2924	Audio Button Stuck	VERIFY no RETM buttons are stuck and that no RETM button is pressed during the self-test. CLEAR the DTCs. REPEAT the self-test. If DTC B2924 is retrieved again, INSTALL a new RETM . REFER to REAR ENTERTAINMENT MODULE (RETM) . TEST the system for normal operation.
U0140	Lost Communication With Body Control Module (GEM )	GO to PINPOINT TEST AJ .
U0184	Lost Communication With Radio (ACM )	GO to PINPOINT TEST AL .
U0193	Lost Communication With Digital Audio Control Module (SDARS )	GO to PINPOINT TEST AM .
U2050	No Application Present	REFER to MODULE CONFIGURATION .