Diagnostic Test
WARNING: This page is about a different car, the 2015 RAM 3500 HD and 2015 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
AIR SUSPENSION CONTROL MODULE (ASCM)
- The ASCM is reporting internal errors.NOTE:
Before continuing, check the Air Suspension Control Module (ASCM) harness connector terminals for corrosion, damage, or terminal push out. Repair as necessary.
- Using the schematics as a guide, inspect the wire harness and connectors. Pay particular attention to all Power and Ground circuits.
- Perform any Service Bulletins that may apply.
Were there any problems found?
Yes
- Repair as necessary.
- Perform the ASCM VERIFICATION TEST. Refer to STANDARD PROCEDURE .
No
- Replace the Air Suspension Control Module (ASCM) in accordance with the Service Information. Refer to MODULE, AIR SUSPENSION CONTROL, REMOVAL .
- Perform the ASCM VERIFICATION TEST. Refer to STANDARD PROCEDURE .