I have Hyster J 3.20XM
Serial : A 216A056512 Year 2002

Problem with the battery indicator It is not working good But I have new battery in it 80 volt
I make parameter 14 and 15 they are standing good.

I mounted extern battery indicator its working good Only the lifting is not work and on display coming battery low

Is there something that I can fix to let work the truck lifting and drive whit out the truck display !!!!!

Is there some one to give me the tip to fix this problem

Kindly regards

John.