2008 Suzuki LT-A400/F, LT-F400/F ATV Service Manual, Page 477Get this manual
Wiring Systems: 9Engine ground lead wire 10Rear brake light switch lead wire 11Horn (P-17,24) 12ClampBind the left headlight lead wire, horn lead wire (P-17, 24) and mud protector (P-24) with the clamp13ClampBind the handlebar switch lead wire, ignition switch lead wire, indicator light lead wire, speedometer cable, reverse switch lead wire (LT-F400 F) and horn lead wire (P-17, 24) with the clamp14Reverse switch lead wire (LT-F400F) 15Cooling fan motor lead wire
"B": Pass the front brake light switch lead wire behind the speedometer cable"C": Pass the starter cable between frame and harness guide, and horn lead wire inside of frame"D": Pass the indicator light lead wire in front of other lead wires"E": Pass the wiring harness over the hook of air cleaner box