CAN-BUS indicating MFD (CCH) or Front Diff Lock (4WD)Switch failed in the armrest. Possiblefailure modes: 1. MFD (CCH) or Front Diff Lock (4WD) failed in Armrest2. Auto MFD Switchfailed in Armrest, (CCH). 3. Communication problems between the TCU controller and theArmrest
Partial frosting and sweating of lines combined with poor cooling, fan belt slipping, loss of refrigerant, restricted or clogged liquid line or expansion valve malfunctioning.