Including results for 1991 ford explorer 4x4 wiring.Do you want results only for 1991 ford explorer 4x4 wireing? 4x4 Switch Wiring Diagram - '92 Explorer | Ford Explorer Mar 04, 20144x4 Switch Wiring Diagram - '92 Explorer. I couldn't get into 4 Low though and after a bit it stopped working again. After further inspection upon pressing any button on the switch nothing happens, no click underneath, etc. I have tested to make sure there is power at the connection, but I don't know what I can jumper to cause it to go into 4 High,..List of Useful ThreadsJun 15, 20181991 explorer fuse panel diagram | Ford Explorer and FordJan 03, 201491-94 X Schematics / Diagrams | Ford Explorer and FordJun 14, 2013See more results 1991 Ford Explorer Trailer Wiring | etrailer Lowest Price Trailer Wiring Guarantee. Installation instructions and lifetime expert support on all purchases of 1991 Ford Explorer Trailer Wiring. Order online at etrailer or call 800-298-8924.Including results for 1991 ford explorer 4x4 wiring.Do you want results only for 1991 ford explorer 4x4 wireing?