Navigation System Module Diagnostic Trouble Code (DTC) Index
WARNING: This page is about a different car, the 2005 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
NAVIGATION SYSTEM MODULE DIAGNOSTIC TROUBLE CODE INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| 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 . |