No 1-2 Or 2-1 Shift (Warm Or Cold)

Kickdown switch faulty (kickdown shifts). Transmission electronics faulty. Solenoid valve (1) faulty. Control valve 1-2 or 3-4 seized, shift valve 1-2 seized. Governor dirty. Clutch "C1" and/or "C" faulty. Brakes "C1" and/or "C" faulty.