Audio Rear Control Unit (RCU) Module DTC Chart
AUDIO REAR CONTROL UNIT (RCU) MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1318 | Battery Voltage Low | Go To PINPOINT TEST AL . |
| 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 audio Rear Control Unit (RCU) module. REFER to AUDIO REAR CONTROL UNIT (RCU) MODULE
. TEST the system for normal operation. |
| B2477 | Module Configuration Failure | REFER to MODULE CONFIGURATION . |
| B2924 | Audio Button Stuck | Go To PINPOINT TEST AG . |
| U0140 | Lost Communication With Body Control Module (GEM ) | Go To PINPOINT TEST AR . |
| U0184 | Lost Communication With Radio (ACM ) | Go To PINPOINT TEST AT . |
| U0193 | Lost Communication With Digital Audio Control Module (SDARS ) | Go To PINPOINT TEST AU . |
| U2050 | No Application Present | REFER to MODULE CONFIGURATION . |