Front Display Interface Module (FDIM) DTC Chart
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1318 | Battery Voltage Low | Go To PINPOINT TEST AJ . |
| 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)
. REPEAT the self-test. |
| B2477 | Module Configuration Failure | REFER to MODULE CONFIGURATION |
| B2924 | Audio Button Stuck | DISREGARD the DTC. |
| U0140 | Lost Communication With Body Control Module (GEM ) | Go To PINPOINT TEST AE . |
| U0155 | Lost Communication With Instrument Panel Cluster (IC ) Control Panel | Go To PINPOINT TEST AS . |
| U0164 | Lost Communication With HVAC Control Module (EATC ) | Go To PINPOINT TEST H . |
| U0184 | Lost Communication With Radio (ACM ) | Go To PINPOINT TEST AT . |
| U0193 | Lost Communication With Digital Audio Control Module (SDARS ) | DISREGARD the DTC. |
| U0196 | Lost Communication With Entertainment Control Module - Rear (AUX) | Go To PINPOINT TEST AU . |
| U0197 | Lost Communication With Telephone Control Module | Go To PINPOINT TEST AQ . |
| U0238 | Lost Communication With Digital Audio Control Module "D" (DSP ) | Go To PINPOINT TEST AR . |
| U0249 | Lost Communication With Entertainment Control Module - Rear "B" (RCU ) | DISREGARD the DTC. |
| U2050 | No Application Present | REFER to MODULE CONFIGURATION . |
| U2051 | One or More Calibration Files Missing/Corrupt | REFER to MODULE CONFIGURATION . |