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.
Possible Causes
FUSE
LOW AIR MASS
AIR SUSPENSION CONTROL MODULE (ASCM)
NOTE:
If any other ASCM DTCs are present, repair them first before continuing with this diagnostic procedure.