Vehicle Dynamic Suspension DTCS
AIR SUSPENSION MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B1317 | Battery Voltage High | Air Suspension Module | Go to Pinpoint Test A . |
| B1318 | Battery Voltage Low | Air Suspension Module | Go to Pinpoint Test A . |
| B1342 | ECU Is Defective | Air Suspension Module | INSTALL a new air suspension module. REFER to Air Suspension Module . TEST the system for normal operation. |
| B1566 | Door Ajar Circuit Short To Ground | Air Suspension Module | DTC B1566 indicates that the door is ajar and the module is unable to enter the self-test. CLOSE all doors and PERFORM the self-test. If other DTCs are present, REPAIR as necessary before clearing the DTCs. REFER to the AIR SUSPENSION MODULE DIAGNOSTIC TROUBLE CODE (DTC) INDEX . CLEAR the DTCs. REPEAT the self-test. |
| B2477 | Module Configuration Failure | Air Suspension Module | RECONFIGURE the module. REFER to MODULE CONFIGURATION
article. REPEAT the self-test. If DTC B2477 returns, INSTALL a new air suspension module. REFER to Air Suspension Module . TEST the system for normal operation. |
| C1724 | Air Suspension Height Sensor Power Circuit Failure | Air Suspension Module | Go to Pinpoint Test B . |
| C1726 | Air Suspension Rear Pneumatic Failure | Air Suspension Module | Go to Pinpoint Test C . |
| C1770 | Air Suspension Vent Solenoid Output Circuit Failure | Air Suspension Module | Go to Pinpoint Test E . |
| C1790 | Air Suspension LR Air Spring Solenoid Output Circuit Failure | Air Suspension Module | Go to Pinpoint Test F . |
| C1795 | Air Suspension RR Air Spring Solenoid Output Circuit Failure | Air Suspension Module | Go to Pinpoint Test F . |
| C1830 | Air Suspension Compressor Relay Circuit Failure | Air Suspension Module | Go to Pinpoint Test G . |
| C1840 | Air Suspension Disable Switch Circuit Failure | Air Suspension Module | Go to Pinpoint Test H . |
| C1885 | Air Suspension RR Height Sensor Circuit Failure | Air Suspension Module | Go to Pinpoint Test D . |
| C1897 | Steering VAPS Circuit Loop Failure | Air Suspension Module | REFER to STEERING SYSTEM - GENERAL INFORMATION article. |
| C1964 | Air Suspension Air Compressor Request Exceeded Maximum Timing | Air Suspension Module | DTC code 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 index. CLEAR the DTC. REPEAT the self-test. |
| U0073 | Control Module Communication Bus A Off | Air Suspension Module | REFER to MODULE COMMUNICATIONS NETWORK article to diagnose the no communication problem. |
| U0100 | Lost Communication With ECM/PCM | Powertrain Control Module (PCM) | REFER to MODULE COMMUNICATIONS NETWORK article to diagnose the no communication problem. |
| U0155 | Lost Communication With Instrument Panel Cluster | Instrument Cluster | REFER to MODULE COMMUNICATIONS NETWORK article to diagnose the no communication problem. |
| U2011 | Module Transmitted Invalid Data (Non SCP) | Air Suspension Module | CLEAR the DTC. REPEAT the self-test. If DTC U2011 returns, INSTALL a new air suspension module. REFER to Air Suspension Module . TEST the system for normal operation. |
| U2050 | Application Not Present | Air Suspension Module | INSTALL a new air suspension module. REFER to Air Suspension Module . TEST the system for normal operation. |