DTC Charts
WARNING: This page is about a different car, the 2009 Mercury Grand Marquis and 2009 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
AUDIO UNIT DIAGNOSTIC TROUBLE CODE INDEX
| DTC | Description | Action |
|---|---|---|
| B1342 | ECU is Faulted | CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, REMOVE the audio unit and SEND it to an authorized audio system repair facility. REFER to Audio Unit . TEST the system for normal operation after the repair. |
| B2401 | Audio Tape Deck Mechanism Fault | VERIFY that no cassette is inserted in the audio unit. CLEAR the DTCs. REPEAT the self-test. If DTC B2401 is retrieved again, REMOVE the audio unit and SEND it to an authorized audio system repair facility. REFER to Audio Unit . TEST the system for normal operation after the repair. |
| B2403 | Audio CD/DJ Internal Fault | CLEAR the DTCs. REPEAT the self-test. If DTC B2403 is retrieved again, REMOVE the audio unit and SEND it to an authorized audio system repair facility. REFER to Audio Unit . TEST the system for normal operation after the repair. |
| B2404 | Audio Steering Wheel Switch Circuit Failure | Go to Pinpoint Test D . |
| B2405 | Audio Disc CD Player Thermal Shutdown Fault | ALLOW the CD mechanism to cool down for approximately 30 minutes. INSERT a CD and OPERATE the audio unit in CD player mode. CLEAR the DTCs. REPEAT the self-test. If DTC B2405 is retrieved again, REMOVE the audio unit and SEND it to an authorized audio system repair facility. REFER to Audio Unit . TEST the system for normal operation after the repair. |
| B2406 | Audio Disc CD Player Internal Fault | CLEAR the DTCs. REPEAT the self-test. If DTC B2406 is retrieved again, REMOVE the audio unit and SEND it to an authorized audio system repair facility. REFER to Audio Unit . TEST the system for normal operation after the repair. |
| B2477 | Module Configuration Failure | REFER to MODULE CONFIGURATION article. |
| U2003 | Audio Compact Disk/Disk Jockey Unit is Not Responding | Not applicable. The vehicle is not equipped with a remote CD player. DISREGARD the DTC. |
| U2005 | Audio Rear Integrated Control Panel Unit/RDM is Not Responding | Not applicable. The vehicle is not equipped with rear auxiliary audio controls. DISREGARD the DTC. |
| U2008 | Audio Phone is Not Responding | Not applicable. The vehicle is not equipped with an audio phone. DISREGARD the DTC. |
| U2024 | Audio Redundant Steering Wheel Control Not Responding | Go to Pinpoint Test D . |