4-3 Downshift Slightly Delayed & Harsh, Hot Trans Only

Plate:

CAUSE/REMEDY:
Enlarge diameter of running throttle K2 (1):
Engine 104 1.1 mm
Engines 119.971/975 1.1 mm
Engines 119.97O/972/974 1.3 mm
Engine 120 (4.8 bar modulating pressure) 1.3 mm
Engine 603.96 1.0 mm