Where do i find fault code guide for a exide depth charger for a fork lift its showing 1.1.1.1?

No current when expected.

Possible Causes:

Open DC fuse or partially melted fuse.

Loose connection in output string. (shunt, cable lugs, etc.)

Battery inter-cell problems.

Loose or missing current feedback connections at pins 1 and 2 of connector J4.