Entertainment System DTCS
AUDIO UNIT DIAGNOSTIC TROUBLE CODE LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B1342 | ECU is Defective | Audio Unit | DOCUMENT and CLEAR the DTCs. CARRY OUT the audio unit on-demand self-test. If DTC B1342 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair. |
| B2103 | Antenna Not Connected | Audio Unit | GO to PINPOINT TEST E . |
| B2913 | Audio Subwoofer Not Connected | Audio Unit | GO to PINPOINT TEST H . |
| B2401 | Audio Tape Deck Mechanism Fault | Audio Unit | VERIFY that no tape is inserted in the audio unit. DOCUMENT and CLEAR the DTCs. CARRY OUT the audio unit on-demand self-test. If DTC B2401 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair. |
| B2403 | Audio CD/DJ Internal Fault | Audio Unit | GO to PINPOINT TEST C . |
| B2405 | Audio Single-Disc CD Changer Thermal Shutdown Fault | Audio Unit | Let the CD mechanism cool down for approximately 30 minutes and try playing a CD. DOCUMENT and CLEAR the DTCs. CARRY OUT the Audio unit on-demand self-test. If DTC B2405 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair. |
| B2406 | Audio Single-Disc CD Changer Internal Fault | Audio Unit | DOCUMENT and CLEAR the DTCs. CARRY OUT the audio unit on-demand self-test. If DTC B2406 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair. |
| B2477 | Module Configuration Failure | Audio Unit | REFER to MODULE CONFIGURATION . |
| C1976 | Audio Steering Wheel Switch Circuit-Open Circuit / Short to Battery | Audio Unit | GO to PINPOINT TEST I . |
| C1977 | Audio Steering Wheel Switch Circuit-Short to Ground | Audio Unit | GO to PINPOINT TEST I . |
| U1262 | SCP (J1850) Communication Bus Fault | Audio Unit | Check the SCP communication with the audio unit using the diagnostic tool. REFER to MODULE COMMUNICATIONS NETWORK . DOCUMENT and CLEAR the DTCs. CARRY OUT the audio unit on-demand self-test. If DTC U1262 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair. |
| U2003 | Audio Compact Disc/Disc Jockey is Not Responding | Audio Unit | If equipped with CD/DJ, GO to PINPOINT TEST C . |
| U2005 | Rear Integrated Control Panel Unit is Not Responding | Audio Unit | Not applicable. The vehicle is not equipped with a rear integrated control panel. |
| U2008 | Audio Phone is Not Responding | Audio Unit/Phone Module | Not applicable. The vehicle is not equipped with a telematics phone system. |
| U2024 | Audio Redundant Steering Wheel Control is Not Responding | Audio Unit | GO to PINPOINT TEST J . |
| All other DTCs | - | Audio Unit | REFER to MULTIFUNCTION ELECTRONIC MODULES . |
NAVIGATION SYSTEM MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B2103 | Antenna Not Connected | Navigation System Module | GO to PINPOINT TEST E . |
| B2139 | Data Mismatch | Navigation System Module | Check the software version. Refer to MODULE CONFIGURATION . |
| B2208 | Navigation System Module to Audio Unit Communication Error | Navigation System Module | REFER to NAVIGATION SYSTEM . |
| B2403 | Audio CD/DJ Internal Fault | Navigation System Module | DOCUMENT and CLEAR the DTCs. CARRY OUT the audio unit on-demand self-test. If DTC B2403 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair. |
| B2404 | Audio Steering Wheel Switch Circuit Fault | Navigation System Module | GO to PINPOINT TEST I . |
| B2477 | Module Configuration Failure | Navigation System Module | REFER to MODULE CONFIGURATION . |
| B2858 | Vehicle Navigation Radio is Defective | Navigation System Module | DOCUMENT and CLEAR the DTCs. CARRY OUT the audio unit on-demand self-test. If DTC B2858 is retrieved again, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair. |
| B2913 | Audio Subwoofer is Not Connected | Navigation System Module | GO to PINPOINT TEST L . |
| C1192 | Vehicle Speed Circuit Failure | Navigation System Module | If the map icon functions correctly, REMOVE the audio unit. REFER to AUDIO UNIT . SEND it to an authorized audio system repair facility. TEST the system for normal operation after the repair. If the map icon does not function correctly, REFER to NAVIGATION SYSTEM for further information. |
| U2003 | Audio Compact Disc/Disc Jockey (CD/DJ) Unit is Not Responding | Navigation System Module | Not Applicable |
| U2005 | Audio Rear Integrated Control Panel Unit is Not Responding | Navigation System Module | GO to PINPOINT TEST J . |
| U2026 | Family Entertainment System Not Responding | Navigation System Module | Not Applicable |
| All other DTCs | - | Navigation System Module | REFER to NAVIGATION SYSTEM . |