Hello to ALL


I have 2006 Dodge Ram 3500 4x4 DRW one day truck started trying to shift 4low on its own so I started searching forms lots of reading and checking truck for corrosion at the TIPM found some and cleaned up all plugs and pins at TIPM still no go so I bought snap on solus ultra scanner TIPM code C1404 transfer case module circuit low voltage the scanner also couldn't communicate with final drive control module anyone know if its part of the TIPM or is it located some were else??
Thanks in advance for the help