Vehicle Dynamics Module (VDM) DTC Chart
WARNING: This page is about a different car, the 2010 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If Vehicle Dynamics Module (VDM) C2131b is disconnected before VDM C2131a, DTCs C1830, C1770, C1790 and C1795 will be set and must be cleared before an accurate list of continuous DTCs can be retrieved.
VEHICLE DYNAMICS MODULE (VDM) DIAGNOSTIC TROUBLE CODE INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| B1317 | Battery Voltage High | Vehicle Dynamics Module (VDM) | Go to Pinpoint Test A . |
| B1318 | Battery Voltage Low | VDM | Go to Pinpoint Test A . |
| B1342 | ECU is Defective | VDM | INSTALL a new VDM. REFER to Vehicle Dynamics Module (VDM) . TEST the system for normal operation. |
| B1566 | Door Ajar Circuit Short to Ground | VDM | DTC B1566 indicates that the door is ajar and the module is unable to enter the self-test. CLOSE all doors and CARRY OUT the self-test. If other DTCs are present, REPAIR as necessary before clearing the DTCs. REFER to the corresponding DTC in this chart. CLEAR the DTCs. REPEAT the self-test. |
| C1724 | Air Suspension Height Sensor Power Circuit Failure | VDM | Go to Pinpoint Test B . |
| C1726 | Air Suspension Rear Pneumatic Failure | VDM | Go to Pinpoint Test C . |
| C1770 | Air Suspension Vent Solenoid Output Circuit Failure | VDM | Go to Pinpoint Test E . |
| C1790 | Air Suspension LR Air Spring Solenoid Output Circuit Failure | VDM | Go to Pinpoint Test F . |
| C1795 | Air Suspension RR Air Spring Solenoid Output Circuit Failure | VDM | Go to Pinpoint Test F . |
| C1830 | Air Suspension Compressor Relay Circuit Failure | VDM | Go to Pinpoint Test H . |
| C1840 | Air Suspension Disable Switch Circuit Failure | VDM | Go to Pinpoint Test G . |
| C1885 | Air Suspension RR Height Sensor Circuit Failure | VDM | Go to Pinpoint Test D . |
| C1964 | Air Suspension Air Compressor Request Exceeded Maximum Timing | VDM | DTC C1964 indicates that the air compressor has overheated and is unable to enter the self-test. ALLOW the air compressor to cool down for approximately 5 minutes. If other DTCs are present, REPAIR as necessary before clearing the DTCs. REFER to the corresponding DTC in this chart. CLEAR the DTC. REPEAT the self-test. |
| U0073 | Control Module Communication Bus A Off | VDM | REFER to MODULE COMMUNICATIONS NETWORK article to diagnose the no communication concern. |
| U0100 | Lost Communication With ECM/PCM | PCM | REFER to MODULE COMMUNICATIONS NETWORK article to diagnose the no communication concern. |
| U0155 | Lost Communication With Instrument Panel Cluster | Instrument Cluster | REFER to MODULE COMMUNICATIONS NETWORK article to diagnose the no communication concern. |
| U2011 | Module Transmitted Invalid Data (Non SCP) | VDM | CLEAR the DTC. REPEAT the self-test. If DTC U2011 returns, INSTALL a new VDM. REFER to Vehicle Dynamics Module (VDM) . TEST the system for normal operation. |
| U2050 | Application Not Present | VDM | INSTALL a new VDM. REFER to Vehicle Dynamics Module (VDM) . TEST the system for normal operation. |