Maybe not what you want to hear, but it's usually very difficult to diagnose electrical problems without the vehicle in front of you. The wiring diagrams are here: https://oljeep.com/gw/elec/GW_wiring.html
Use your multimeter and trace out the problem. If you need to, print or photocopy the diagrams and follow the circuits with colored pencils.
ACC is usually an abbreviation for accessory.
The TSM will have a section that describes the wiper motor and its wiring. This is where I would start for the wiper motor.
Maine beekeeper's truck: '77 J10 LWB, 258/T15/D20/3.54 bone stock, low options (delete radio), PS, hubcaps.
Browless and proud: '82 J20 360/T18/NP208/3.73, Destination ATs, 7600 GVWR
Copper Polly: '75 CJ-6, 304/T15, PS, BFG KM2s, soft top
GTI without the badges: '95 VW Golf Sport 2000cc 2D
ECO Green: '15 FCA Jeep Cherokee KL Trailhawk
Last edited by tgreese : 02-25-2020 at 11:50 AM.