Possibly wiring short somewhere, try to blow the wiring harness, fuse box and relay seats with a heat gun gently to remove the moisture, then try it again to see if the problem is gone or not,
I have a 2018 CAT 299D2 XHP, and I'd like to get manuals for this machine just in case it breaks down to do troubleshooting.
I already have the OMM manual and parts manual.
If someone needs or would like to trade or a manual or cost-sharing to make a group purchase. Please pm or leave a...