Check whether the heating wire of the hot bed is damaged or the interface is loose, re-reinforce or replace with a new wiring; It can be tested whether the resistance of the hot bed is normal, the resistance = the square of voltage/power;
Other filaments can be printed well by Ender-3 v3 Plus, except for ABS filament. Why does it not stick only when printing ABS?
Does the Ender-3 V3 Plus support automatic bed leveling?
K2 Combo 
