Possible Causes
WARNING: This page is about a different car, the 2015 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.
| AIR SUSPENSION CONDITION | POSSIBLE CAUSE | ACTION |
| LOW AIR MASS | ON-BOARD AIR MAKEUP NOT WORKING CORRECTLY COMPRESSOR WILL NOT RUN CORRECTLY AIR LEAK IS PRESENT |
PERFORM THE ON-BOARD AIR MAKEUP PROCEDURE. Go To 3 PERFORM THE AIR COMPRESSOR DIAGNOSTIC PROCEDURE PERFORM THE AIR LEAK PROCEDURE |
| VEHICLE NOT LEVEL | IN PLANT MODE RIDE HEIGHT NOT CALIBRATED COMPRESSOR WILL NOT RUN CORRECTLY AIR LINE RESTRICTION/BLOCKAGE RIDE HEIGHT SENSOR LINKAGE OFF OR INCORRECTLY INSTALLED |
DISABLE PLANT MODE CALIBRATE VEHICLE USING SCAN TOOL WORK AROUND PROCEDURE CONNECT RIDE HEIGHT SENSOR LINKAGE |
| VEHICLE RAISES/LOWERS ON ITS OWN | UP/DOWN BUTTON STUCK COMPRESSOR VALVE BLOCK AIR LEAK IS PRESENT |
Go To 5 |
| RIDE HEIGHT SENSORS WILL NOT CALIBRATE | AIR MASS LOW AIR LINE RESTRICTION/BLOCKAGE SCAN TOOL ROUTINE NOT WORKING CORRECTLY RIDE HEIGHT SENSORS COMPRESSOR NOT OPERATING CORRECTLY |
PERFORM THE ON-BOARD AIR MAKEUP PROCEDURE PERFORM THE AIR COMPRESSOR DIAGNOSTIC PROCEDURE PERFORM THE AIR LEAK PROCEDURE PERFORM SCAN TOOL WORK AROUND PROCEDURE VERIFY RIDE HEIGHT MEASUREMENTS ARE WITH IN SPECIFICATIONS |
NOTE:
Diagnose and repair any system voltage DTCs before continuing with this test.