Vauxhall Frontera Horn Problems

hi i broke down,the aa said the fuel filter housing was leaking and there was no power to the fuel pump solinoide,i have replaced the fuel filter housing and bleed the pipes,i have notice that the horn on the steering wheel has stopped wor...

Think related to 4x4 indicator light not working/solenoid not actuating, might have occurred through heavy tow load?? KL15 amp fuse keeps blowing

just not comeing on